A neoplastic skin disease, an early stage or intraepidermal form of squamous cell carcinoma.

A very rare lysosomal storage disease marked by a deficiency in ceramidase that causes an accumulation of lipids, leading to abnormalities in the joints, liver, throat, tissues, and central nervous system.

Synonym of leontiasis ossea (now recognized as a symptom rather than a disease)

Pogosta disease

Any of a class of diseases that appear to increase in frequency as countries become more industrialized and people live longer.

calcification of ligaments from the attachments to the spine

Alternative form of Forestier's disease

A rare, fatal autosomal-recessive neurodegenerative disorder that begins in childhood.

chalicosis

chromoblastomycosis