Hidrocystoma Hidrocystoma Hidrocystoma (also known as cystadenoma, a Moll's gland cyst, and a sudoriferous cyst) is an adenoma of the sweat glands. Hidrocystomas are cysts of sweat ducts, usually on the eyelids. They are not tumours (a similar-sounding lesion called hidroadenoma is a benign tumour). There are three types of "sweat" glands: True sweat glands or eccrine glands; sebaceous glands, which have an oily secretion around hair follicles; and apocrine glands which have more oily product than eccrine glands and are found on the face, armpit, and groin. Hidrocystomas usually arise from apocrine glands. They are also called Cysts of Moll
An Essay on the Inequality of the Human Races An Essay on the Inequality of the Human Races Essai sur l'inégalité des races humaines (Essay on the Inequality of the Human Races, 1853–1855) is the infamous work of French writer Joseph Arthur, Comte de Gobineau, which argues that there are differences between human races, that civilizations decline and fall when the races are mixed and that the white race is superior. It is today considered to be one of the earliest examples of scientific racism. Expanding upon Boulainvilliers' use of ethnography to defend the Ancien Régime against the claims of the Third Estate, Gobineau aimed for an explanatory system