polymyositis


poly·myo·si·tis

noun \ˌpä-lē-ˌmī-ə-ˈsī-təs\

Definition of POLYMYOSITIS

:  inflammation of several muscles at once; specifically :  an inflammatory muscle disease of unknown cause that affects skeletal muscles chiefly closest to the trunk and is characterized especially by muscle weakness and muscle and joint pain

First Known Use of POLYMYOSITIS

1878

poly·myo·si·tis

noun \-ˌmī-ə-ˈsīt-əs\   (Medical Dictionary)

Medical Definition of POLYMYOSITIS

: inflammation of several muscles at once; specifically : an inflammatory disease of unknown cause that affects muscles and especially skeletal muscles, is characterized typically by weakness usually of the proximal muscles (as of the pectoral or pelvic girdles or of the neck), muscle and joint pain, pathological muscle changes (as fiber degeneration or infiltration by lymphocytes), pneumonia, and cardiac abnormalities (as arrhythmia or myocarditis)—see dermatomyositis

Browse

Next Word in the Dictionary: polymythy
Previous Word in the Dictionary: polymyoid
All Words Near: polymyositis

Seen & Heard

What made you want to look up polymyositis? Please tell us where you read or heard it (including the quote, if possible).