Patient number | Deposition of MAC (membrane attack complex) | Perivascular and perifascicular inflammatory Infiltration (The predominantly B cells & CD4+ T cells) | Perifascicular necrosis/ atrophy | Vasculopathic changes in capillaries/reduced capillary number | Myocyte necrosis and regeneration | Special comments |
---|---|---|---|---|---|---|
DM1 | + | + | + | + | + | |
DM2 | _ | + | + | + | + | Received oral steroids for a month before biopsy |
DM3 | + | + | + | + | + | |
DM4 | + | + | + | + | + | |
DM5 | + | + | + | + | + | |
DM6 | - | + | + | + | + | Received two IV pulse steroids before biopsy |