Tests

• Nail blanch test (see: Capillary nail refill test)
  (Medical Test)
• Nail culture (see: Skin or nail culture)
  (Medical Test)
• Narcotics - screen (see: Toxicology screen)
  (Medical Test)
• Nasal endoscopy
  (Medical Test)
• Nasal mucosal biopsy
  (Medical Test)
• Nasogastric tube suction (see: Gastric suction)
  (Medical Test)
• Nasopharyngeal culture
  (Medical Test)
• NBT test (see: Nitroblue tetrazolium blood test)
  (Medical Test)
• NCV (see: Nerve conduction velocity)
  (Medical Test)
• Neck CT scan (see: Cervical spine CT scan)
  (Medical Test)
• Neck x-ray
  (Medical Test)
• Necrotizing colitis - toxin (see: Stool C difficile toxin)
  (Medical Test)
• Needle biopsy of liver (see: Liver biopsy)
  (Medical Test)
• Needle biopsy of the pleura (see: Pleural needle biopsy)
  (Medical Test)
• Neonatal cystic fibrosis screening test
  (Medical Test)
• Neonatal screening tests (see: Newborn screening tests)
  (Medical Test)
• Nerve biopsy
  (Medical Test)
• Nerve conduction study (NCS) (see: Nerve conduction velocity)
  (Medical Test)
• Nerve conduction velocity
  (Medical Test)
• Neuroblastoma - MIBG (see: MIBG scintiscan)
  (Medical Test)
• Neurocognitive testing (see: Mental status testing)
  (Medical Test)
• Neurosyphilis - VDRL (see: CSF-VDRL test)
  (Medical Test)
• Newborn scoring (see: Apgar score)
  (Medical Test)
• Newborn screening tests
  (Medical Test)
• Nitroblue tetrazolium blood test
  (Medical Test)
• Nitroprusside test (see: Ketones blood test)
  (Medical Test)
• NMR - abdomen (see: Abdominal MRI scan)
  (Medical Test)
• NMR - cardiac (see: Heart MRI)
  (Medical Test)
• NMR - chest (see: Chest MRI)
  (Medical Test)
• NMR - cranial (see: Head MRI)
  (Medical Test)
• Norepinephrine - blood (see: Catecholamine blood test)
  (Medical Test)
• Norepinephrine - urine test (see: Catecholamines - urine)
  (Medical Test)
• Norepinephrine -- blood (see: Catecholamine blood test)
  (Medical Test)
• Norepinephrine-urine test (see: Catecholamines - urine)
  (Medical Test)
• Normetanephrine (see: Catecholamines - urine)
  (Medical Test)
• Nose biopsy (see: Nasal mucosal biopsy)
  (Medical Test)
• NT (see: Nuchal translucency test)
  (Medical Test)
• Nuchal fold scan (see: Nuchal translucency test)
  (Medical Test)
• Nuchal fold test (see: Nuchal translucency test)
  (Medical Test)
• Nuchal translucency screening (see: Nuchal translucency test)
  (Medical Test)
• Nuchal translucency test
  (Medical Test)
• Nuclear bladder scan (see: Radionuclide cystogram)
  (Medical Test)
• Nuclear cardiology (see: Nuclear ventriculography)
  (Medical Test)
• Nuclear magnetic resonance (NMR) imaging (see: MRI)
  (Medical Test)
• Nuclear magnetic resonance - abdomen (see: Abdominal MRI scan)
  (Medical Test)
• Nuclear magnetic resonance - cardiac (see: Heart MRI)
  (Medical Test)
• Nuclear magnetic resonance - chest (see: Chest MRI)
  (Medical Test)
• Nuclear magnetic resonance - cranial (see: Head MRI)
  (Medical Test)
• Nuclear scan - liver or spleen (see: Liver scan)
  (Medical Test)
• Nuclear scan - technetium (see: Liver scan)
  (Medical Test)
• Nuclear scan - thyroid (see: Thyroid scan)
  (Medical Test)
• Nuclear stress test
  (Medical Test)
• Nuclear ventriculography
  (Medical Test)