| ONG | optic nerve glioma |
|---|---|
| PNB | p-nitrobiphenyl; perineal needle biopsy; peripheral nerve block; premature nodal beat |
| PNI | peripheral nerve injury; postnatal infection; prognostic nutritional index |
| PNL | peripheral nerve lesion; polymorphonuclear neutrophilic leukocyte |
| PNM | perinatal mortality; peripheral dysostosis, nasal hypoplasia, and mental retardation [syndrome]; per... |