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Why rash on the genitals (the head) in men and treatments

Rash on the head of the penis, and a rash in the groin in men is not always a sign of a sexually transmitted disease, but can indicate an allergic reaction or other pathology. A more detailed picture gives a definition of a rash. A variety of shapes and sizes mislead any man in the street. Rash on the genitals may be small and large, look like a single education and multiple, localized only in the groin or spread to the abdomen, occur on the back and chest. The color of the rash is also important. Therefore, to put the correct diagnosis and adequate treatment can only be the doctor – venereologist.

мужчина думает упёршись подбородком в руки


The most common papular rash on the glans penis pearly papules think, they are called pearl. They have a cone shape with a shiny matte surface. Located mainly on the crown of the head, often embracing the base of the glans penis in the form of one or two rings.

Rash on the genitals are often confused with warts or condylomas. But the main difference warts of papules is that warts are not only on the penis but also in the anal ring, on the scrotum and perineum and cause often painful. In medicine pearly papules most often considered a normal variant, or at least a cosmetic defect, so treatment is only taken when the desires of men. White rashes on the genitals can be a sign of blockage of the sebaceous glands and the manifestation of human papillomavirus infection. Red flaky and itchy papular rash on back, stomach, penis, scrotum and in other parts of the body is often the symptom of psoriasis.

If the papules have a different location, such as on the buttocks or back and cause anxiety, you should seek the advice of a specialist: encountered a rash in the groin in men may indicate syphilis, atopic dermatitis, molluscum contagiosum, cysts and many other diseases. In this case, the treatment is carried out only under the supervision of a physician.


Vesicles in medicine called vesicles up to 5 mm in diameter, filled with a colourless fluid, sometimes mixed with blood. Most often, their education a man not to notice, but when the vesicles were opened and on the reproductive organs has formed a crust and erosion, hastens for help.

Vezikulezny appearance of a rash on the head of the penis men indicates diseases such as:

  • Acariasis.
  • Eczema.
  • Herpes is a distinctive feature of it issmall red rash on the head of the penis and the scrotum.
  • Shingles. The symptoms of this disease can manifest not only on the back, the abdomen or the chest, but in the region of the glans penis.
  • Allergic reactions.

The treatment of diseases which manifest themselves in the vesicles, should be done only specialist. These types of rashes are often symptoms of serious pathology that requires long-term treatment and effects on the causes of the disease. Such forms of the rash is characteristic not only of the genital organs, but most often their manifestations can be seen on back, chest and in the abdomen.


Pustular rash on the glans penis resembles vesicles, but its distinguishing feature is that the causes of rash, Staphylococcus, Streptococcus and other infections. Many are familiar with acne, so these rashes are the most recognizable. Bubbles filled with purulent contents, and when perforation of ulcers, erosions and crusts. The size of the pustules varied. Pustular rash can be signs of diseases such as:

  • Pyoderma and its variants.
  • Hydradenitis – purulent inflammation of the sweat glands in men often affects the perineum.
  • Folliculitis.
  • Acne.

This is a serious pathology and on my own to cope with them is almost impossible. Many skin lesions has a tendency to chronicity. So rash, moreover, can also occur on the back and on the chest and in the abdomen. The treatment must appoint a physician.


Bull (bulla), or bubble is a cavity in the formation containing liquid and larger than 5 mm. After opening this rash on the genitals formed large erosive and ulcerative lesions. Education this kind of rash indicates a serious illness.

It can be:

  1. Allergic dermatitis.
  2. Erysipelas.
  3. Of scleroderma.
  4. Toksidermii.
  5. Erythema multiforme and other diseases.

The appearance of a bullous rash on the penis, scrotum, abdomen, back, chest and other parts of the body should be a cause for immediate treatment to the doctor. Treatment of blisters is often long-lasting and serious. Without the attention of a specialist effective treatment is impossible to achieve.


About ulcers can be very long. Such rashes are most common in dermatological-venereologic practice. These formations are considered secondary manifestations of the disease, because their appearance is often preceded by other types of rashes. Ulcerative lesions are a skin defect with deep lesions of the skin layers. Distinguishsingle and multiple ulcers.

In most cases, ulcers on the genital organs are caused by infectious lesions, including STDs. Can also be triggered by complications of balanoposthitis or a symptom of penile cancer. Shapes, sizes and accompanying symptoms of ulcers depends on the cause of the rash.

Ulcer ‒ is a secondary morphological feature, and it means that the disease is in full swing, and most it is difficult to handle, so the treatment should entrust a competent specialist.


The spot is characterized by a change in color of the affected skin area. On palpation of the areas with the spots did not differ from unaffected skin. Spots are inflammatory and noninflammatory nature. One is linked with dilation of blood vessels due to inflammatory processes, others are caused by hemorrhage, atrophy and pigmentation. Red spotty rash can be a symptom of balanite or balanoposthitis. Sometimes stains go unnoticed, and in some cases may develop in the future, erosions, ulcers, papules and other types of rash.

Call the spot on the genitals is capable of the following factors:

  • Infectious diseases.
  • Allergic reactions.
  • Parasites.
  • Skin diseases.
  • Violation of skin pigmentation.

The treatment of diseases manifesting themselves spotty rash will depend on what reasons caused them. And if balanta or balanoposthitis to a certain extent you can cope at home, like a rash on the back, the buttocks, the scrotum, in the groin or at any other location will require additional research and attention dermatologist. With suspicion to treat the spots black or blue, especially accompanied by fever. In any case, expert advice will not be superfluous.


A node is called the dense formation in the deeper layers of the skin or subcutaneous fat. Nodes have a diameter of from 1 to 5 centimeters. Most often the tumor caused artificially or having a benign or malignant course.

Sudden rash on the genitals in men requires special attention. Varieties of the rash a lot, and it is unlikely that ordinary people will be able to determine the cause of its occurrence. For accurate diagnosis requires not only the attention of a doctor, but also a number of instrumental and clinical studies. True diagnosis is the first step to recovery.