Eccrine Acrospiroma (Porosyringoma) of the Eyelid

SWEAT gland tumors of the eyelids are uncommon, and most ophthalmologists have had little experience with them. There is also considerable confusion in classifying some of these lesions pathologically. Recently, the name "eccrine acrospiroma" has been proposed for a histologically distinct sweat gland tumor that in the past has been reported variously as porosyringoma, clearcell papillary carcinoma, clear-cell myoepithelioma, clear-cell hidradenoma, carcinoma of the sweat gland, clear-cell hidradenoma and hidradenocarcinoma, superficial hidradenoma, large-cell sweat gland adenoma, basal-cell carcinoma of sweat gland origin, and dermal sweat duct tumor.1 In recent years "porosyringoma" has been the most popular synonym for this tumor. The presently reported case illustrates the clinical and pathological features of eccrine acropiroma. Report of a Case A 67-year-old white man was referred for consultation regarding a mass in his left lower eyelid. The lesion was said to have been present for about three years and recently had increased slightly