Rare case of Nodular Hidradenoma of scalp

''INTRODUCTION'' Clear cell hidradenoma or nodular hidradenoma or eccrine acrospiroma are histologically distinct tumors of sweat gland ductal origin, usually seen in 20- 50 years age group with a female preponderance. ''CASE REPORT'' a case of nodular hidradenoma in a 75 year old male who presented with an asymptomatic, solitary swelling in the scalp for 10 years. ''DISCUSSION'' Only occasional reports are available in literature regarding this tumor especially in male. Present case is being presented because of its rarity in incidence and occurrence in male and old age. Keyword : eccrine, hidradenoma, clear cell, wide, excision