| NSO | Neosporin ointment; nucleus supraopticus |
|---|---|
| NTS | nasotracheal suction; nephrotoxic serum; neurotensin; nontropical sprue; nucleus tractus solitarius |
| nucl | nucleus |
| OCN | oculomotor nucleus; oncology certified nurse |
| PPN | partial parenteral nutrition; pedunculopontine nucleus |