Non scarring loss of hair -
Ans. is 'a' i.e.. Alopecia areata Causes of cicatricial alopeciaPrimary' Cutaneous disordersSystemic disorderso Cutaneous lupus (DLE)o SLEo Lichen planuso Sarcoidosiso Folliculitis decalvanso Cutaneous metastasiso Linear scleroderma (morphea) o Lupus vulgaris o Leprosy o Injury, bum, radiation o Central centrifugal cicatricial alopecia Causes of non-cicatricial alopeciaPrimary Cutaneous disordersSystemic disordersDrugsTelogen effluviumSLEWarfarinAnagen effluviumSecondary' syphiilisHeparinTinea capitisHypothyroidismVit-AAlopecia areataHyperthyroidismPropylthiouracilTraumatic alopecia (trichotelomania)HypopitutarismLithiumAndrogenic alopeciaDefici ency of protein, Fe, Zn, BiotinBeta blockersColchicinesAmphetamines
Alopeciaareata
Lichenplanus
SLE
Dissecting folliculitis
Alopecia