Eccrine hidrocystoma

Hidrocystoma (also known as cystadenoma, a Moll's gland cyst, and a sudoriferous cyst) is an adenoma of the sweat glands.:787 Hidrocystoma (also known as cystadenoma, a Moll's gland cyst, and a sudoriferous cyst) is an adenoma of the sweat glands.:787 Hidrocystomas are cysts of sweat ducts, usually on the eyelids.:664 They are not tumours (a similar-sounding lesion called hidroadenoma is a benign tumour).