| ABCDES | abnormal alignment, bones-periarticular osteoporosis, cartilage-joint space loss, deformities, margi... |
|---|---|
| ACA | abnormal coronary artery; acrodermatitis chronica atrophicans; acute cerebellar ataxia; adenocarcino... |
| ACSA | adenylate cyclase-stimulating activity |
| act | actinomycin; activity, active |
| activ | active, activity |