Dermatophyte infection involving the crural fold
Colloquially known as 'jock itch'
Most commonly caused by<unk>  rubrum
More common in men than women
May result from the spread of other concurrent<unk>  infections
More common in obese, diabetics, and immunodeficient<unk>  capitis (head)<unk>  corporis (body)<unk>  pedis (foot)<unk>  (groin)
Tinea cruris
Erythrasma 
Tinea corporis
Seborrheic dermatitis
Tinea capitis
Candidal intertrigo 
Tinea versicolor
Inverse psoriasis