Lump on the hand: possible causes of its appearance. Lump on wrist

The most common diseases that are accompanied by subcutaneous lumps are:


1. Lipoma. The tumor is formed from adipose tissue. The lump is painless, has the same color as the skin, and when touched, a dense formation is felt. As a rule, a lipoma is a benign tumor and does not cause discomfort. Such tumors occur due to metabolic disorders in the body. Statistics show that women are more susceptible to this disease than the stronger sex.


2. Subcutaneous cyst. The symptoms of a cyst are the same as for a lipoma, the difference is periodic inflammation of the lump. In some cases, contents are released from the cone.


3. Hygroma. This compaction in the form of a ball under the skin does not cause virtually any discomfort, except for a visible cosmetic defect. Most often it occurs on the arm, under the skin on the wrist or palm. It is an accumulation of liquid and can burst on its own under any mechanical stress.


4. Fibroma. A benign tumor that does not protrude much above the surface of the skin. Fibroma occurs after injuries, inflammatory processes, and may be associated with a hereditary factor. The lump can be soft or hard, and the color of the lump varies from brown to red.

How to treat lumps under the skin quickly and effectively

Many people wonder, is it possible to have bumps under the skin? The answer is clear: under no circumstances should you try to squeeze out, puncture, or influence it by any mechanical means. If you find a defect, contact a specialist. First, visit a therapist, and only after that a specialist: oncologist, surgeon or dermatologist.


Some lumps go away on their own and do not require treatment. For example, lipomas are removed when they become a visible cosmetic defect, and the doctor may even recommend not touching a small cyst if it does not cause discomfort. If the cyst becomes inflamed, then special injections or surgery are prescribed. Fibroma and hygroma are removed surgically. If the lump is associated with an infectious disease, then first you should undergo a course of treatment aimed at eliminating the problem.


If you find a lump under the skin, be sure to consult a specialist. Only he can finally exclude or confirm your concerns, explain why it’s under the skin, and prescribe the correct treatment.

Sometimes you may see a lump or hard lump under the skin. Most are harmless, but some can be painful and irritating. These bumps can appear on any part of the body.

Most lumps are harmless and are not a cause for concern. However, in rare cases, additional diagnostics may be required. This happens with cancerous tumors. Benign balls under the skin have the following signs:

  • the compaction grows slowly and not painfully;
  • soft consistency;
  • located in the superficial or fatty layer of the skin:
  • mobile, it can be felt.

On an arm or leg

Most lumps and bumps under the skin are harmless and go away without treatment. But to make a correct diagnosis and eliminate the main causes of their occurrence, you need to consult a doctor as early as possible.

A dense ball on an arm or leg is most often a lipoma (fat), fibroma or cyst.

Lipoma– a relatively soft lump consisting of fatty tissue that grows slowly.

Fibrolipoma or fibrous lipoma is formed from adipose and connective tissue at the same time. The lower the percentage of fat in it, the harder it is.


Fibroma on the toe and sole of the foot

Fibroma– a hard, small subcutaneous lump consisting of connective fibrous tissue.

These are all safe formations that gradually grow slowly.

Cyst is a sac under the skin filled with fluid (usually pus). Its main difference from lipoma and fibroma is that they are located deep under the skin, and the cyst is closer to the surface. All these seals usually do not require mandatory treatment, but sometimes require surgery to remove them.

A lipoma, fibroma or cyst can appear on other parts of the body. In addition to the arms and legs, they often form on the back or chest.

On the face

Reasons for the appearance of lumps on the face that are not related to injury are most likely to be:

  • Mumps (mumps) is a viral infection that mainly affects children. Lumps will be associated with inflammation of the lymph nodes of the lower part of the face;
  • Allergic reaction – causes swelling in the deep layers of the skin;
  • A tooth abscess can lead to swelling in the jaw area.

Enlarged lymph nodes due to mumps (left) and facial swelling due to a tooth infection (right)

In the groin, thighs and buttocks

The appearance of hard lumps in the vagina, on the inner thighs and on the buttocks can be caused by the following factors:

  • inguinal lymph nodes are inflamed, which is a sign of infection;
  • cyst - a harmless formation filled with fluid;
  • an abscess is a painful collection of pus;
  • genital warts - are sexually transmitted infections and are fleshy growths;
  • hanging moles or warts.

Hanging mole (A), abscess (B) and genital warts with HPV (C)

On the knuckle of a finger or wrist

A subcutaneous hard ball or lump on the wrist or finger joint is most often a hygroma, a type of cyst that forms around the joints and tendons.

Hygroma (synovyl cyst) is a fairly soft, smooth ball filled with a dense jelly-like liquid. The causes of its occurrence are unknown, but most often it is associated with aging or damage to joints and tendons.


Hygroma appears near the joints

If the hygroma does not cause pain or anxiety, you can leave it or treat it yourself, but to remove it, you need to visit a dermatologist. Although often after removal, the problem may return over time.

Small hard ball under the skin

A hard ball under the skin may turn out to be a fibrous lipoma - a mobile seal consisting of fat and connective tissue that grows. An ordinary lipoma (fat) consists only of adipose tissue, therefore it is softer. And fibrous is more dense due to connective tissue. Sizes vary from a pea to several centimeters in diameter. Lipomas are safe.

If the ball turns out to be not a lipoma, then most likely it will be a cyst - a sac under the skin filled with pus. They are very similar, but the important difference is that the cyst will be closer to the surface and usually goes away without treatment.

Large flat lump under the skin

A large lump that appears under the skin causes concern for most people; many consider it a sign of cancer. To minimize complications, you need to undergo a series of tests that will help determine the cause of the appearance of such seals.

If the tumor turns out to be malignant, then a course of radiation and chemical therapy or surgery to remove cancerous tissue is necessary.

A hard, painful area under the skin

Injury or infection may cause a firm, painful area to suddenly appear. Moreover, during infection, the skin around the seal will be red and hot to the touch, and the injury is accompanied by swelling and hemorrhage. If treated incorrectly, the wound can become infected and then redness and fever will occur.

Hard balls under the skin due to ingrown hairs

Under certain conditions, not all of the hair is shaved off; part of it remains under the skin and cannot break through, so it bends and grows inside the hair follicle. This is how ingrown hairs appear, they cause inflammation, pain and form small hard balls in the shaving area. Most often this is the back of the head and area. Sometimes an ingrown hair can become enlarged (cyst) after infection.


Ingrown hairs

Anyone who shaves, uses tweezers or waxes for hair removal can experience similar problems. Such “bumps” often go away on their own, but they can also sometimes be helped when the hair is very close to the surface.

The appearance of a dense ball on the skin after an insect bite

Bug or spider bites can also cause swelling and hard bumps on the skin. Most insects are harmless, but there are a few poisonous individuals whose stings penetrate deep into human skin and their venom is dangerous.

Signs of a poisonous spider bite:

  • severe pain that begins about an hour after the bite;
  • abdominal cramps (from a black widow bite);
  • heavy sweating;
  • swelling and fever in severe cases.

Pimples have turned into hard balls

Pimples are places where the skin becomes inflamed. They appear when dead skin cells, sebum and bacteria clog the pores, forming hard balls. Acne (acne) is a common problem among teenagers, but can appear at any other age. Bacteria multiply quickly under the skin and this leads to the appearance of new acne.

There are different types of acne: pimples, papules, pustules, cysts or nodules, so there is no one way to treat acne. In severe cases of the disease, tablets and local treatment are prescribed.

If the acne is large, then laser and phototherapy, drainage and steroid injections are performed to reduce swelling.

Lump under the skin after vaccination

Vaccination is a reliable way to protect against infections without causing serious side effects. But some children experience various symptoms after vaccinations, such as:

  • fever within 2-3 days after vaccination;
  • redness at the injection site;
  • a dense area at the injection site (in this case, a cold compress will help);
  • a rash in the form of red dots may cover the child from head to toe, but it is harmless and will go away within a week;
  • in rare cases, the entire vaccination area may become red, swollen, and hot (pain reliever and hydrocortisone ointment will help).

Typically, bumps can appear on any part of the body. That is, lumps can grow on the face, legs and arms, buttocks, back or abdomen. Most often, the growth of a neoplasm under the skin can only be noticed after a certain period of time, when the lump reaches a large size. Lumps grow especially slowly on the scalp, where it is quite difficult to notice a lump if its growth is not accompanied by pain. Most often, this is how the growth of lumps proceeds without pain and corresponding symptoms, which are benign neoplasms under or on the skin.

If lumps or lumps cause pain and discomfort, then, most likely, such a problem is simply a consequence of an infection that got under the skin layer, for example, through the hair pores. As soon as an infection gets under the skin, it begins to rapidly develop in a certain place and this may be accompanied by ordinary pain or an increase in local or general body temperature. Most often, infectious bumps change color at the site of inflammation and become red or burgundy. You may also experience headaches, malaise, or weakness. The most interesting thing is that such bumps, with proper treatment, can be cured in just a few days.

The most dangerous lumps that appear under the skin are malignant tumors. You can notice them yourself or feel them. They are actually no different from benign neoplasms, so if such a lump is found on the body, it is better to immediately contact a specialist to remove the lump.

Types of cones

Lipomas (fat)

Often, after people find lumps on their body, they immediately run to the doctors, and that’s right, but you shouldn’t worry right away, because the lumps may just be lipomas. These are a kind of fatty formations that are benign neoplasms and therefore cannot cause any harm to the body or human health.

These fatty tissues are different the presence of clear boundaries, absence of pain and discomfort. In addition, when a lipoma occurs, the color of the skin in the affected areas does not change. These bumps can appear on any part of the body, but are most often found on the neck, head, back, arms and legs. Wen can be removed by conventional surgery, but if they do not interfere, many people simply do not touch them.

Lipomas can only cause discomfort in rare cases when their growth does not stop and the wen simply begins to put pressure on organs or muscles, which leads to pain during movement.

Atheroma

A disease such as atheroma is often confused with ordinary wen among people. Therefore, when atheroma occurs, people may simply forget about the appearance of a lump under the skin and not consult a doctor, although in fact this disease is more serious and in some cases can even cause complications for the body. Atheroma is not a wen, but a cyst. There is a whole list of differences by which you can distinguish atheroma from lipoma. First of all, it is worth checking the area of ​​skin where fold atheroma develops. If the skin does not gather into folds, then it is no longer a wen.

Atheroma is a tumor that forms when the duct of the sebaceous glands is blocked. As a result, sebum begins to accumulate, which can lead to the formation of pus or simply become inflamed. It is impossible to cure atheroma with simple folk remedies, and the only way to remove it is surgery.

Hygroma

On the wrists it can often appear in the form of a hygroma bump. This neoplasm does not cause any harm to human health, except for spoiling the appearance, although most often such a ball under the skin is simply invisible. Hygroma can be removed surgically or disappear on its own in the event of a blow, but no harmful consequences will follow, since such a lump is just just an accumulation of fluid, which is located between the tendon fibers.

Nodules on the joints

Often, when the disease occurs, lumps or so-called small nodules may appear on the joints. Each disease has a different type of nodules on the joints. So, for example, if rheumatoid arthritis develops, then it is quite possible that marks may appear on the elbow joints of the arm. rheumatoid nodule. Lumps, which are called Heberd's and Bouchard's nodes, may appear on the fingers if deforming osteoarthritis develops. Most often, such nodules develop to medium size.

Gouty nodes, or as they are also called tophi, can be significant in size. Such bumps can appear in people who have suffered from gout for several years, as a result of which the accumulation of salts begins.

It is also worth mentioning the subcutaneous lump that forms on the joints of the big toe. The growth of such a bump is accompanied hallux valgus deformity, or rather, speaking, the finger simply begins to bend due to the enlargement of the bone. This, in turn, causes great discomfort while walking and when choosing shoes.

Hernia

One of the most famous formations under the skin is a hernia. Many people know what dangers a hernia can pose and why it occurs. Mostly, a hernia can appear in the navel area or under the skin in the groin. A hernia may be simple and not cause discomfort, but it can also be accompanied by painful symptoms.

No matter how strange it may sound, it is often possible to set the hernia back by simply pressing with a finger. More precisely, a hernia is formed with the help of internal organs, which, under pressure or heavy loads, simply are squeezed out, so they can be safely straightened, but it is better, of course, to contact a specialist. Typically, a hernia can be caused by a load that puts too much pressure on the abdominal area. Also, a hernia can appear even during coughing or vomiting, because they contribute to an increase in local pressure.

Lumps in the breast (in the mammary gland)

Breast lumps in women can be scary, but in fact, almost everyone has experienced this problem. Every woman has experienced the appearance of lumps or lumps in her breasts, and most often this problem appears during her period. Small bumps or lumps may appear due to effects of hormones on the mammary glands, which simply change temporarily. After menstruation passes or just begins, such lumps in the breast immediately subside.

There are possible cases when lumps remain even after menstruation and this indicates that their occurrence lies in other reasons, so if after menstruation the lumps do not go away, then it is best to consult a mammologist or gynecologist. Most often, such tumors turn out to be benign, and therefore they can be easily removed using conservative treatment or surgery.

Reasons for urgent consultation with a doctor:

  • the node quickly increases in size;
  • pain in the chest area appears regardless of the stage of the cycle;
  • the neoplasm does not have smooth contours and clear boundaries;
  • ulcers or skin deformities appear;
  • The lymph nodes in the armpits are enlarged.

If such symptoms appear after your period has ended, it is best to immediately contact a mammologist or oncologist.

Malignant tumors

Unlike other skin formations, malignant tumors very dangerous, but they appear extremely rarely. Typically, the growth of this type of lump is no different from the appearance of any other lump. There are no painful or itchy symptoms when a malignant tumor occurs, but it can be identified by several signs.

Symptoms and visual signs malignant tumor:

  • nearby lymph nodes increase in size;
  • rapid growth of compaction;
  • lack of clear boundaries;
  • practically does not move during palpation;
  • the appearance of bruises or ulcers on the surface of the skin.

Malignant tumors can develop on the neck, back, arms, legs, that is, on any part of the body. Usually bumps appear on the sites of moles, and they can be located as a sarcoma under the skin or in the area of ​​​​the lymph nodes as a lymphoma. If you suspect the formation of a malignant tumor, you should urgently contact an oncologist.

Conclusion

As you can see, bumps, tumors, and lumps can appear anywhere on the body. The arms, legs, back, groin areas and neck are not protected from the appearance of benign or malignant tumors, so at the first sign of appearance you should consult a doctor who deals with such problems. This could be a dermatologist, a surgeon, or, in extreme cases, an oncologist if a malignant tumor is suspected. In any case, checking tumors is a chance to prevent the spread of a serious disease and protect your health.

The appearance of subcutaneous lumps on the human body can be due to several reasons: hematomas due to injury, changes in connective tissue, blockage of the skin glands. The greatest danger is posed by malignant tumors. Benign tumors are similar in appearance, but with careful examination at home they can be identified. Treatment of such cones is done by removing them.

    Show all

    Lump under the skin - what is it?

    Subcutaneous bumps can be several types of formations:

    1. Benign tumors:
      • atheroma;
      • hygroma;
      • lipoma;
      • fibroxanthoma;
      • hematoma;
      • cyst.
    2. Malignant (cancerous) tumors:
      • lymphoma;
      • metastases of cancerous tumors of internal organs.

    The formation of dark red bumps with a blue tint on the inflamed area of ​​the skin indicates the appearance of a boil. Most benign tumors are harmless to humans and are removed surgically. In any case, if formations appear under the skin, it is necessary to consult a dermatologist to make an accurate diagnosis and to exclude a malignant process.

    Dermatofibroma

    Dermatofibroma (fibroxanthoma) most often appears in adults on the arms, legs and body. The most typical locations are the following:

    • shins;
    • soles of feet;
    • forearms;
    • torso;
    • head;
    • palms of hands

    Dermatofibroma

    Externally, this intradermal benign node looks like a button, has a dense consistency, and when pressed it hurts. The size of the cone is 0.3-1 cm in diameter. It blends in color with the surrounding tissues, but is clearly palpable. Sometimes the skin over the ball is pigmented (due to constant trauma) or has a brownish color. The form of formation is of two types - in the form of a tubercle or depressed. The surface is shiny or covered with scales. When damaged by scratching or shaving, crusts form.

    A characteristic sign of dermatofibroma is that it sinks when squeezed between two fingers, as the lump goes deeper under the skin. Usually the bumps appear in small numbers, but some people have several dozen of them, randomly located in different locations. Degeneration into a cancerous tumor does not occur; the lump is only a cosmetic defect.

    Dermatofibroma appears as a result of the proliferation of connective tissue. The reasons for its formation are unknown. It grows slowly over several years, but may remain unchanged for many years. In some cases, the formations resolve on their own. If the tumor is constantly injured or represents a serious cosmetic defect, then it is removed either surgically or with liquid nitrogen. It should be noted that after excision with a scalpel, a scar remains.

    Hygroma

    If a lump has formed in the joint area, then one can suspect the presence of a hygroma - a cyst with liquid contents. Most often, hygroma appears in the following places:

    • wrist joint on the hand;
    • shins;
    • phalanges of fingers;
    • feet

    Hygroma

    Lumps can form in the area of ​​any joints, including the sternocostal joint. Risk factors include the following:

    • monotonous loads on the joint;
    • hereditary predisposition;
    • superficial location of the tendon sheath;
    • frequently recurring injuries;
    • incomplete removal of the hygroma membrane during a previous operation;
    • inflammatory diseases of the joints.

    Hygroma can be identified by the following signs:

    • characteristic location near the tendons;
    • increase after physical activity;
    • mobility relative to surrounding tissues;
    • slow growth;
    • unchanged color;
    • in some cases - peeling and redness of the surface of the lump;
    • in the area of ​​a large tumor - numbness and tingling;
    • in advanced cases – pain.

    Accurate diagnosis of this benign formation is carried out using ultrasound. Hygroma is not dangerous, but it causes discomfort and leads to limited mobility. The lumps should be removed surgically (this is done with local anesthesia), since the contents of the cyst, when damaged, spill into the surrounding tissue and cause inflammation. If a secondary bacterial infection occurs, then suppuration begins. Self-removal of hygroma by squeezing it out is ineffective, since a capsule remains under the skin, which over time fills with liquid again. It is also possible to divide the capsule with the formation of many daughter hygromas. With a decrease in physical activity, a temporary decrease or complete disappearance of the hygroma occurs.

    Lipoma

    Lipoma (wen, lipoblastoma) is a benign tumor of the subcutaneous fat layer of tissue. The formation of wen is caused by several predisposing factors:

    • genetic inheritance (familial lipomatosis);
    • liver diseases;
    • endocrine diseases (diabetes mellitus, malfunction of the thyroid gland, pituitary gland and others);
    • obesity;
    • polyps in the intestines;
    • helminthic infestations;
    • impaired kidney function, leading to the accumulation of toxins in the body;
    • frequent injury to the skin area;
    • constant mechanical friction.

    Lipoma

    Most often, lipomas form there, there is a fatty layer:

    • back of the neck;
    • stomach;
    • hips;
    • area under the jaw;
    • collarbone (often with pulmonary tuberculosis);
    • hands;
    • legs;
    • back;
    • axillary region;
    • breast;
    • face;
    • buttocks.

    In more rare cases, wen appears on the palms. Lipomas can also form in the tissues of the knee joint against the background of chronic inflammatory processes. The characteristic features of lipoma are:

    • soft consistency;
    • unchanged skin color;
    • round form;
    • when palpating, you can feel the lobules;
    • absence of inflammatory processes;
    • good mobility relative to surrounding tissues.

    Usually the size of the lipoma does not exceed 2-3 cm, but in rare cases it reaches significant sizes. When it grows into muscle tissue, it becomes painful and inactive. Pain also appears if the wen is massive and compresses the nerve endings. In most people, wen under the skin appears as single formations, but there are two hereditary forms of multiple rashes:

    • Madelung syndrome, in which lipomas are located in large numbers symmetrically and can merge with each other. The disease is more often registered in men. Already in adolescence, many small wen appear (up to several hundred), which slowly grow over several years.
    • Dercum's disease (or morbid obesity) is the formation of many painful lipomas on the limbs and other parts of the body in middle-aged girls and women.

    Multiple lipomas

    Wen removal is performed surgically; self-squeezing is not recommended, since the remaining capsule under the skin leads to the process of lipoma formation resuming. Under the influence of injuries, a lipoma can degenerate into a malignant tumor.

    Atheroma

    Atheromas are cysts of the sebaceous gland and come in two types, which do not differ from each other in appearance:

    • congenital in nature with abnormal embryonic development;
    • acquired, appearing as a result of blockage of the excretory duct of the sebaceous gland. Such atheromas can be a complication of acne.

    Congenital atheromas are numerous. The localization of the cones is as follows:

    • acquired - on the scalp, shoulder, back and face;
    • congenital - on the face, neck and scrotum.

    External signs of atheroma:

    • round form;
    • size 0.5-4 cm or more;
    • elastic consistency;
    • painlessness;
    • slow increase;
    • color – flesh or yellowish;
    • when squeezed, a thick milky mass with an unpleasant odor is released from the cone;
    • mobility when palpated.

    Lipomas are very similar to atheromas. External differences are as follows:

    • lipomas are soft to the touch, atheromas are harder;
    • the skin over the lipoma can be easily folded;
    • in atheroma, the skin is “fused” with the formation;
    • lipomas do not fester.

    Inside the atheroma there are sebum, breakdown products of sebaceous cells and the protein keratin. If the atheroma becomes infected, then it suppurates, it becomes painful and spontaneously opens. In rare cases, malignant transformation occurs. Elimination of atheroma is carried out only surgically, and it is important to remove the entire capsule of the formation so that a relapse does not occur.

    Hematoma

    Hematoma is one of the most common forms of formation of compactions under the skin. An “ordinary” bump that occurs upon impact is a hematoma. The signs of this subcutaneous formation are the following:

    • swelling at the site of formation;
    • soreness;
    • compaction;
    • color - from bright red to purple, color is heterogeneous.

    A hematoma occurs when blood vessels burst under the skin. Blood flows into the subcutaneous tissue, but the skin itself remains intact. Injury occurs as a result of bruise, squeezing, pinching, or impact. The size of the lump depends on how many vessels are damaged.

    The lump appears within 12-24 hours after the injury. Small hematomas resolve on their own. Extensive hematomas require surgical treatment. “First aid” for a hematoma is a cold compress (ice, a bottle of cold water, etc.). Cold stops internal subcutaneous bleeding and helps reduce swelling. For extensive hematomas, you should consult a doctor.

    Skin cyst

    A cyst is an intradermal or subcutaneous cavity, the walls of which are lined with epithelial cells. Its content depends on the location of the formation:

    • face (on the forehead, cheekbones);
    • torso;
    • hands;
    • scalp area;
    • oral cavity;
    • breast;
    • upper back;
    • scrotum and other parts of the body.

    Cysts appear as a result of blockage of the skin glands (sweat, sebaceous, hair follicles), injuries, or are congenital. The external signs of this formation are as follows:

    • size 0.5-5 cm;
    • round form;
    • elasticity when feeling;
    • the skin over the bump is the same color as in other areas;
    • thin wall;
    • clear boundaries of the bump;
    • hair loss in the area of ​​the large cyst;
    • no pain.

    When a bacterial infection occurs, redness occurs, signaling the onset of the inflammatory process. The contents of the cyst getting into the subcutaneous layer lead to inflammation, the cyst enlarges and becomes very painful. The appearance of a cyst at the base of the nail leads to its death. Therefore, it is necessary to remove it surgically by excision and drainage of the cavity contents.

    Lymphoma

    The manifestation of lymphoma, a malignant disease of the lymphatic tissue, begins with skin rashes of various shapes that resemble dermatitis, eczema, psoriasis, lichen planus and other dermatological diseases. These rashes can exist on the skin for years and disappear for a while. At the last, third stage of the disease, tumors appear in the form of bumps, which evolve on the site of other types of rashes or appear on healthy areas of the skin. The last symptom is a sign of metastasis. Bumps most often appear on the following areas of the body:

    • on the face;
    • on the neck;
    • on the elbow;
    • in the inguinal folds.

    The bumps may resolve on their own, but this does not mean the end of the malignant process in humans. Signs of lymphoma are the following.

The appearance of subcutaneous lumps on the human body can be due to several reasons: hematomas due to injury, changes in connective tissue, blockage of the skin glands. The greatest danger is posed by malignant tumors. Benign tumors are similar in appearance, but with careful examination at home they can be identified. Treatment of such cones is done by removing them.

    Show all

    Lump under the skin - what is it?

    Subcutaneous bumps can be several types of formations:

    1. Benign tumors:
      • atheroma;
      • hygroma;
      • lipoma;
      • fibroxanthoma;
      • hematoma;
      • cyst.
    2. Malignant (cancerous) tumors:
      • lymphoma;
      • metastases of cancerous tumors of internal organs.

    The formation of dark red bumps with a blue tint on the inflamed area of ​​the skin indicates the appearance of a boil. Most benign tumors are harmless to humans and are removed surgically. In any case, if formations appear under the skin, it is necessary to consult a dermatologist to make an accurate diagnosis and to exclude a malignant process.

    Dermatofibroma

    Dermatofibroma (fibroxanthoma) most often appears in adults on the arms, legs and body. The most typical locations are the following:

    • shins;
    • soles of feet;
    • forearms;
    • torso;
    • head;
    • palms of hands

    Dermatofibroma

    Externally, this intradermal benign node looks like a button, has a dense consistency, and when pressed it hurts. The size of the cone is 0.3-1 cm in diameter. It blends in color with the surrounding tissues, but is clearly palpable. Sometimes the skin over the ball is pigmented (due to constant trauma) or has a brownish color. The form of formation is of two types - in the form of a tubercle or depressed. The surface is shiny or covered with scales. When damaged by scratching or shaving, crusts form.

    A characteristic sign of dermatofibroma is that it sinks when squeezed between two fingers, as the lump goes deeper under the skin. Usually the bumps appear in small numbers, but some people have several dozen of them, randomly located in different locations. Degeneration into a cancerous tumor does not occur; the lump is only a cosmetic defect.

    Dermatofibroma appears as a result of the proliferation of connective tissue. The reasons for its formation are unknown. It grows slowly over several years, but may remain unchanged for many years. In some cases, the formations resolve on their own. If the tumor is constantly injured or represents a serious cosmetic defect, then it is removed either surgically or with liquid nitrogen. It should be noted that after excision with a scalpel, a scar remains.

    Hygroma

    If a lump has formed in the joint area, then one can suspect the presence of a hygroma - a cyst with liquid contents. Most often, hygroma appears in the following places:

    • wrist joint on the hand;
    • shins;
    • phalanges of fingers;
    • feet

    Hygroma

    Lumps can form in the area of ​​any joints, including the sternocostal joint. Risk factors include the following:

    • monotonous loads on the joint;
    • hereditary predisposition;
    • superficial location of the tendon sheath;
    • frequently recurring injuries;
    • incomplete removal of the hygroma membrane during a previous operation;
    • inflammatory diseases of the joints.

    Hygroma can be identified by the following signs:

    • characteristic location near the tendons;
    • increase after physical activity;
    • mobility relative to surrounding tissues;
    • slow growth;
    • unchanged color;
    • in some cases - peeling and redness of the surface of the lump;
    • in the area of ​​a large tumor - numbness and tingling;
    • in advanced cases – pain.

    Accurate diagnosis of this benign formation is carried out using ultrasound. Hygroma is not dangerous, but it causes discomfort and leads to limited mobility. The lumps should be removed surgically (this is done with local anesthesia), since the contents of the cyst, when damaged, spill into the surrounding tissue and cause inflammation. If a secondary bacterial infection occurs, then suppuration begins. Self-removal of hygroma by squeezing it out is ineffective, since a capsule remains under the skin, which over time fills with liquid again. It is also possible to divide the capsule with the formation of many daughter hygromas. With a decrease in physical activity, a temporary decrease or complete disappearance of the hygroma occurs.

    Lipoma

    Lipoma (wen, lipoblastoma) is a benign tumor of the subcutaneous fat layer of tissue. The formation of wen is caused by several predisposing factors:

    • genetic inheritance (familial lipomatosis);
    • liver diseases;
    • endocrine diseases (diabetes mellitus, malfunction of the thyroid gland, pituitary gland and others);
    • obesity;
    • polyps in the intestines;
    • helminthic infestations;
    • impaired kidney function, leading to the accumulation of toxins in the body;
    • frequent injury to the skin area;
    • constant mechanical friction.

    Lipoma

    Most often, lipomas form there, there is a fatty layer:

    • back of the neck;
    • stomach;
    • hips;
    • area under the jaw;
    • collarbone (often with pulmonary tuberculosis);
    • hands;
    • legs;
    • back;
    • axillary region;
    • breast;
    • face;
    • buttocks.

    In more rare cases, wen appears on the palms. Lipomas can also form in the tissues of the knee joint against the background of chronic inflammatory processes. The characteristic features of lipoma are:

    • soft consistency;
    • unchanged skin color;
    • round form;
    • when palpating, you can feel the lobules;
    • absence of inflammatory processes;
    • good mobility relative to surrounding tissues.

    Usually the size of the lipoma does not exceed 2-3 cm, but in rare cases it reaches significant sizes. When it grows into muscle tissue, it becomes painful and inactive. Pain also appears if the wen is massive and compresses the nerve endings. In most people, wen under the skin appears as single formations, but there are two hereditary forms of multiple rashes:

    • Madelung syndrome, in which lipomas are located in large numbers symmetrically and can merge with each other. The disease is more often registered in men. Already in adolescence, many small wen appear (up to several hundred), which slowly grow over several years.
    • Dercum's disease (or morbid obesity) is the formation of many painful lipomas on the limbs and other parts of the body in middle-aged girls and women.

    Multiple lipomas

    Wen removal is performed surgically; self-squeezing is not recommended, since the remaining capsule under the skin leads to the process of lipoma formation resuming. Under the influence of injuries, a lipoma can degenerate into a malignant tumor.

    Atheroma

    Atheromas are cysts of the sebaceous gland and come in two types, which do not differ from each other in appearance:

    • congenital in nature with abnormal embryonic development;
    • acquired, appearing as a result of blockage of the excretory duct of the sebaceous gland. Such atheromas can be a complication of acne.

    Congenital atheromas are numerous. The localization of the cones is as follows:

    • acquired - on the scalp, shoulder, back and face;
    • congenital - on the face, neck and scrotum.

    External signs of atheroma:

    • round form;
    • size 0.5-4 cm or more;
    • elastic consistency;
    • painlessness;
    • slow increase;
    • color – flesh or yellowish;
    • when squeezed, a thick milky mass with an unpleasant odor is released from the cone;
    • mobility when palpated.

    Lipomas are very similar to atheromas. External differences are as follows:

    • lipomas are soft to the touch, atheromas are harder;
    • the skin over the lipoma can be easily folded;
    • in atheroma, the skin is “fused” with the formation;
    • lipomas do not fester.

    Inside the atheroma there are sebum, breakdown products of sebaceous cells and the protein keratin. If the atheroma becomes infected, then it suppurates, it becomes painful and spontaneously opens. In rare cases, malignant transformation occurs. Elimination of atheroma is carried out only surgically, and it is important to remove the entire capsule of the formation so that a relapse does not occur.

    Hematoma

    Hematoma is one of the most common forms of formation of compactions under the skin. An “ordinary” bump that occurs upon impact is a hematoma. The signs of this subcutaneous formation are the following:

    • swelling at the site of formation;
    • soreness;
    • compaction;
    • color - from bright red to purple, color is heterogeneous.

    A hematoma occurs when blood vessels burst under the skin. Blood flows into the subcutaneous tissue, but the skin itself remains intact. Injury occurs as a result of bruise, squeezing, pinching, or impact. The size of the lump depends on how many vessels are damaged.

    The lump appears within 12-24 hours after the injury. Small hematomas resolve on their own. Extensive hematomas require surgical treatment. “First aid” for a hematoma is a cold compress (ice, a bottle of cold water, etc.). Cold stops internal subcutaneous bleeding and helps reduce swelling. For extensive hematomas, you should consult a doctor.

    Skin cyst

    A cyst is an intradermal or subcutaneous cavity, the walls of which are lined with epithelial cells. Its content depends on the location of the formation:

    • face (on the forehead, cheekbones);
    • torso;
    • hands;
    • scalp area;
    • oral cavity;
    • breast;
    • upper back;
    • scrotum and other parts of the body.

    Cysts appear as a result of blockage of the skin glands (sweat, sebaceous, hair follicles), injuries, or are congenital. The external signs of this formation are as follows:

    • size 0.5-5 cm;
    • round form;
    • elasticity when feeling;
    • the skin over the bump is the same color as in other areas;
    • thin wall;
    • clear boundaries of the bump;
    • hair loss in the area of ​​the large cyst;
    • no pain.

    When a bacterial infection occurs, redness occurs, signaling the onset of the inflammatory process. The contents of the cyst getting into the subcutaneous layer lead to inflammation, the cyst enlarges and becomes very painful. The appearance of a cyst at the base of the nail leads to its death. Therefore, it is necessary to remove it surgically by excision and drainage of the cavity contents.

    Lymphoma

    The manifestation of lymphoma, a malignant disease of the lymphatic tissue, begins with skin rashes of various shapes that resemble dermatitis, eczema, psoriasis, lichen planus and other dermatological diseases. These rashes can exist on the skin for years and disappear for a while. At the last, third stage of the disease, tumors appear in the form of bumps, which evolve on the site of other types of rashes or appear on healthy areas of the skin. The last symptom is a sign of metastasis. Bumps most often appear on the following areas of the body:

    • on the face;
    • on the neck;
    • on the elbow;
    • in the inguinal folds.

    The bumps may resolve on their own, but this does not mean the end of the malignant process in humans. Signs of lymphoma are the following.

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