| APB | Atrial Premature Beat |
|---|---|
| VEB | Ventricular Ectopic Beat = PVC |
| VPB | Ventricular Premature Beat |
| AB | abdominal; abnormal; abortion; Ace bandage; active bilaterally; aid to the blind; alcian blue; alert... |
| AE | above-elbow [amputation]; acrodermatitis enteropathica; activation energy; adult erythrocyte; advers... |