| CMN | caudal mediastinal node; cystic medial necrosis |
|---|---|
| CNRT | corrected sinus node recovery time |
| CSNRT, cSNRT | corrected sinus node recovery time |
| CTSNFR | corrected time of sinoatrial node function recovery |
| HN | head and neck; head nurse; hemagglutinin neuraminidase; hematemesis neonatorum; hemorrhage of newbor... |