Systemic manifestations of myositis
| Musculoskeletal |
| Weakness |
| Muscle pain or tenderness |
| Muscle atrophy |
| Arthralgias |
| Arthritis |
| Gastrointestinal |
| Dysphagia |
| Reflux |
| Dysmotility |
| Cutaneous |
| Rash |
| Calcification |
| Cardiac |
| Arrhythmias |
| Congestive failure |
| Pulmonary |
| Interstitial lung disease |
| Aspiration pneumonia |
| Interstitial fibrosis |
| General |
| Fever |
| Fatigue |
| Weight loss |
| Raynaud phenomenon |