NA sodium
NACL sodium chloride
NED no evidence of disease
NICU neonatal intensive care unit
NIDDM noninsulin dependent diabetes mellitus
NKA no known allergies
NKDA non-ketotic diabetic acidosis
NKMA no known medcation allergies
NPD nightly peritoneal dialysis
NPO nothing by mouth
NSAID nonsteroidal anti-inflammatory drug
NTD neural tube defect
NV nausea & vomiting
NYD not yet diagnosed