CD8/MHC complex
PM
IBM
Associated with scleroderma and McTD
DM
Most common tumors assoc with DM
Ovarian Breast Melanoma Colon cancer NHL
In asians: NASOPHARYNGEAL CA
Endo tails inflammation is predominantly perivascular or in the interfascicular septal
DM
Has the least favorable prognosis of the inflammatory myopathies
IBM
Diagnostic of DM even in the abscencen of inflammation
Perifascicular atrophy