| RUL | right upper eyelid; right upper lateral; right upper limb; right upper lobe |
|---|---|
| RL | radial line; radiation laboratory; reduction level; renal dysplasia-limb defects [syndrome]; resisti... |
| RLL | right lobe of liver; right lower limb; right lower lobe |
| AMB | avian myeloblastosis; amphotericin B; anomalous muscle bundle |
| bd | band; bundle; twice a day [Lat. bis die] |