| A-EMT | advanced emergency medical technician |
|---|---|
| AFA | acromegaloid facial syndrome; advanced first aid; alcohol-formaldehyde-acetic [fixative] |
| AGE | acrylamide gel; acute gastroenteritis; advanced glycation end product; agarose gel electrophoresis; ... |
| ALS | acute lateral sclerosis; advanced life support; afferent loop syndrome; amyotrophic lateral sclerosi... |
| AMBER | advanced multiple-beam equalization radiography |