<unk>  (from the Greek τριχο- tricho- "hair" and the New Latin ptilosis "arrangement of feathers in definite areas" from the Greek πτίλον "feather"), schizotrichia, and informally split ends, is the splitting or fraying of the hair-shaft due to excessive heat and mechanical stress.
Trichoptilosis
Lentigo simplex
Tinea manuum
Demodicosis
Tinea incognita
Onychomycosis
Tinea faciei
Herpes gladiatorum