| NPBV | negative pressure body ventilator |
|---|---|
| NPC | nasopharyngeal carcinoma; near point of convergence; nodal premature contractions; nonparenchymal [liver] cell; nonproductive cough; nucleus of posterior commissure |
| NPCa | nasopharyngeal carcinoma |
| NPCP | National Prostatic Cancer Project; non-Pneumocystis pneumonia |
| NPD | narcissistic personality disorder; natriuretic plasma dialysate; negative pressure device; Niemann-Pick disease; nitrogen-phosphorus detector; nonpathologic diagnosis; normal protein diet |
| NPDB | National Practitioner Data Bank |
| NPDC | neurofibromatosis-pheochromocytoma-duodenal carcinoid [syndrome] |
| NPDL | Nodular Poorly Differentiated Lymphocytic |
| NPDL | nodular poorly differentiated lymphocytic |
| NPDR | nonproliferative diabetic retinopathy |