| ASA | acetylsalicylic acid; active systemic anaphylaxis; Adams-Stokes attack; American Society of Anesthes... |
|---|---|
| AWRU | active wrist rotation unit |
| blH | biologically active luteinizing hormone |
| BSA | benzenesulfonic acid; Biofeedback Society of America; bismuth-sulfite agar; bis-trimethylsilyl-aceta... |
| BSNA | bowel sounds normal and active |