| ATB | at the time of the bomb [A-bomb in Japan]; atrial tachycardia with block |
|---|---|
| AVNRT | atrioventricular node reentry tachycardia |
| BTS | blood transfusion service; blue toe syndrome; bradycardia-tachycardia syndrome |
| CEAT | chronic ectopic atrial tachycardia |
| CMT | California mastitis test; cancer multistep therapy; catechol methyltransferase; certified medical tr... |