| MNL | marked neutrophilic leukocytosis; maximum number of lamellae; mononuclear leukocyte |
|---|---|
| NF | nafcillin; National Formulary; nephritic factor; neurofibromatosis; neurofilament; neutral fraction;... |
| P-ANCA | perinuclear anti-neutrophilic cytoplasmic antibody |
| PNL | peripheral nerve lesion; polymorphonuclear neutrophilic leukocyte |