| AOO | anodal opening odor; atrial asynchronous (competitive, fixed-rate) [pacemaker] |
|---|---|
| ATM | abnormal tubular myelin; acute transverse myelopathy; asynchronous transfer mode; atmosphere |
| VOO | ventricular asynchronous (competitive, fixed-rate) [pacemaker] |
| AP | accessory pathway; accounts payable; acid phosphatase; acinar parenchyma; action potential; active p... |
| BRAP | burst of rapid atrial pacing |