| BTV | blue tongue virus |
|---|---|
| CBBM | color blindness, blue mono-cone-monochromatic type |
| CMB | carbolic methylene blue; Central Midwives' Board; chloromercuribenzoate |
| CT-1824 | T-1824 (Evans blue) clearance |
| DB | data base; date of birth; deep breath; dense body; dextran blue; diabetes, diabetic; diagonal band; ... |