| RDP | right dorsoposterior [fetal position] |
|---|---|
| RFA | resident functional atlas; right femoral artery; right frontoanterior [fetal position] |
| RFL | right frontolateral [fetal position] |
| RFP | recurrent facial paralysis; request for proposal; right frontoposterior [fetal position] |
| RFT | respiratory function test; rod-and-frame test; right frontotransverse [fetal position] |