1731 MACHIN, John ( – 1751)

An extract from the minutes of the Royal Society, March 16, 1731, containing an uncommon case of a distempered skin.

First known description of Ichthyosis hystrix, a group of rare skin disorders in the ichthyosis family of skin disorders characterized by massive hyperkeratosis with an appearance like spiny scales. Digital facsimile …

GMN 4013 · https://historyofmedicine.com/id/5180