Dictionary
polymyositis
noun poly·myo·si·tis \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
ADVERTISEMENT
First Known Use of POLYMYOSITIS
1878
Medical Dictionary
polymyositis
noun poly·myo·si·tis \-ˌmī-ə-ˈsīt-əs\
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
Learn More About POLYMYOSITIS
Browse
Next Word in the Dictionary: polymythyPrevious Word in the Dictionary: polymyoidAll Words Near: polymyositis
ADVERTISEMENT
Seen & Heard
What made you want to look up polymyositis? Please tell us where you read or heard it (including the quote, if possible).