| NPD | narcissistic personality disorder; natriuretic plasma dialysate; negative pressure device; Niemann-P... |
|---|---|
| NPFT | Neurotic Personality Factor Test |
| NPI | Narcissistic Personality Inventory; neuropsychiatric institution; no present illness; nucleoplasmic ... |
| OCPD | obsessive compulsive personality disorder |
| OPI | oculoparalytic illusion; Omnibus Personality Inventory |