Term: dermatomyositis
Origin: Anc Greek
δέρμα/derma (=skin beneath the epidermis with genitive case=δέρματος/dermatos)
Ø δεσμά/desma(=bonds) because skin keeps the body tight > δέρω/dero(=to peel, to flay)
+μυο-/myo-(=compining form for muscle) >μυς/mys/ (=muscle) > μύω/myo(=enclosed like the muscle inside body or rat in its nest=epimys)
+(-ίτις)(modern Greek -ίτιδα)/-ites (=feminine suffix which is used with the feminine noun η νόσος/ e nosos/(=disease), denoting “inflammation of”.
Coined
Heinrich Unverricht (1853-1912) |
From 1887-1891, German Heinrich Unverricht (1853 -1912) described dermatomyositis in a series of papers and finally in in 1891 used the term for first time.
Definition:
Dermatomyositis is a systemic and inflammatory disease that is characterized mainly by inflammation of the muscles and the skin. Dermatomyositiw although is considered as the result of a viral infection or autoimmune disease is reffered as idiopathic disease.
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