POEMS syndrome

Etymology
Coined by Bardwick et al in 1980 as an acronym of some of the main features (though this list is neither exhaustive nor always accurate): polyneuropathy, organomegaly, endocrinopathy or edema, M-protein (an abnormal immunoglobulin), and skin abnormalities.

Noun

 * 1) A rare medical syndrome, the combination of a plasma-cell proliferative disorder (typically myeloma), polyneuropathy, and effects on many other organ systems.