| RPO | Right Posterior Oblique view |
|---|---|
| SA node | Sino-Atrial node; 동방결절(洞房結節) = SAN RA의 posterior wall에 위치... |
| AOPW, AoPW | aortic posterior wall |
| A&P | anterior and posterior; assessment and plans; auscultation and percussion |
| APDER | anterior-posterior dual energy radiography |