| BSDLB | block in anterosuperior division of left branch |
|---|---|
| CHB | chronic hepatitis B; complete heart block; congenital heart block |
| SAB | Scientific Advisory Board; serum albumin; significant asymptomatic bacteriuria; sinoatrial block; So... |
| AMB | avian myeloblastosis; amphotericin B; anomalous muscle bundle |
| bd | band; bundle; twice a day [Lat. bis die] |