Jock Itch - Causes, Symptoms and Treatment Methods

By: Juliet Cohen

Jock itch (tinea cruris) is a pretty common fungal infection that affects the skin of your inner thighs, buttocks and genitals. Jock itch is almost exclusively confined to males, although it may also be seen in females.

Sometimes called crack fungus, crotch itch, bag rot or crotch rot, dhobi itch (after Indian washermen), it is seen more often in the humid tropics. 

Jock Itch will Spread
The rash may affect only your groin, but it may spread to include your inner thighs, genitals, and areas around your anus, rectum. Lesions caused by jock itch can extend from the crease between the inner thigh and pelvis, over the adjacent upper inner thigh, and into the anal area.

Jock itch may be contagious
It can be passed from one person to the next by direct skin-to-skin contact or contact with unwashed clothing. The source of the fungus is usually the soil, an animal (usually a cat, dog, or rodent), or most often, another person. Staying in a bathing suit greatly increases your chances of acquiring Jock Itch. 


Causes of Jock itch
The common causes Jock itch:

  • People with weakened immune systems
  • Diabetes are more at risk to develop the rash
  • Often occurs in people who are overweight
  • Wearing tight clothes
  • Athletic supporters can aggravate the problem further. 
  • Lichen simplex chronicus
  • Eczema
  • Chemical irritation

Symptoms of Jock itch
Some sign and symptoms related to Jock itch are as follows: 

  • A circular, red, raised rash with elevated edges.
  • Itching and redness in your groin, including your genitals, inner thighs, buttocks and anal area.
  • Flaking, peeling or cracking skin in your groin.
  • Abnormally dark or light skin.
  • Other fungal skin rashes such as athlete's foot or ringworm on other body parts. 

Treatment of Jock itch
Here is list of the methods for treating Jock itch:

  • Treated with antifungal medications - Azoles or Allylamines. 
  • For a mild case of jock itch, try using an over-the-counter antifungal ointment, lotion, powder or spray. 
  • Wash and keep the skin clean and dry. 
  • Apply topical over-the-counter antifungal or drying powders, such as those that contain miconazole, clotrimazole, or tolnaftate. 
  • Tolnaftate (Tinactin, Aftate) and undecylenate (Cruex, Desenex) are well-known, effective medications. 
  • Haloprogin (Halotex) - Agent for use in the treatment of tinea cruris.

Remember Jock Itch are caused by fungi called dermatophytes. The best cure is to always keep your skin clean and dry.

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