Jock itch

Jock itch is a common itchy rash of the groin. It can be very intense itch and is associated with a red or pink rash involving the groin folds and genitals. Jock itching is primarily a skin condition in men. Jock itch is primarily seen in the groin and it may spread to the inner thighs, genitals and anus. Jock itch is frequently seen in healthy patients and the patients with diabetes and obesity are more susceptible.

Age and race of Jock itch

Jock itch is the most common in adult and middle –aged men. Patient with diabetes, obesity and those with a compromised immune system like in HIV /AIDS, hepatitis, chronic illness, cancer.

Causes of Jock itch

Moisture, warmth and skin friction in the groin folds.
Tight, occlusive clothing and under garments that trap in sweat.
Infections caused by fungus and Candida (yeast), Trichophyton and Epidermophyton.
Infection by bacteria particularly corynebacterium.

Jock itch Signs and Symptoms

Jock itch begins with mild intermittent itching in the groin.The rash is usually on both sides of the groin and affects the folds.
The rash become dry, rough and bumpy develop pus bump and begin to ooze .The itching and rash can spread to the genitals including the labia, vagina, scrotum, penis and anus.
It does not affect the entire body. It is usually limited to the groins, inner thighs folds, genitals and anal area.

Investigation for Jock itch

A small skin biopsy is used to confirm the diagnosis.

Skin culture or swab may be taken and sent to the lab to detect an infectious cause of the jock itch.

A bacterial culture is useful to check for bacteria like staphylococcus on the skin.

Microscopic skin test and fungal test using potassium hydroxide may help to determine if the jock itch is caused by yeast or a fungus.Jock itch may be caused by athlete’s foot is called as tinea pedis.
Joke itch are not contagious disease.It is caused by an infection which may be transmitted through skin contact, sharing the towels .People with athlete‘s foot are more prone to developing jock itch.

Complications of Jock itch

These are infrequent as jock itch is usually a self–limited skin condition.Secondary infection from scratching or rubbing can uncommonly deepen causing cellulitis or abscess formation.

Prognosis of Jock itch

The prognosis with jock itch is very good. Jock itch tends to be an easily treated and is an curable skin condition. It is an non-contiguous and self limited skin condition.

Prevention of Jock itch

Wash the groin and buttocks with soap and water after exercise and sweating.
Wash workout clothes, underwear, and swimwear after each use.
Wash clothes and undergarments in hot soapy water.
Use loose-fitting cotton underwear and clothing.
Avoid undergarments with polyester, nylon, or synthetic fibers.
Use antifungal powder to keep the groin dry.
Avoid fragranced or creams on the groins.
Avoid going barefoot especially at the school, public pools.
Treat athlete’s foot if you have it.

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