Davis's Lab & Diagnostic Tests
- N- acetyl procainamide
- Nails, fungal culture of
- Narcolepsy, electroencephalography of
- Narcotic addiction
- Nasogastric feeding with inadequate fluid, blood sodium levels in
- Nasogastric suction, chloride levels in
- Nasopharyngeal culture
- Nateglinide
- Nausea, cholangiopancreatography, endoscopic retrograde, and
- Necator americanus
- Necrosis, peritoneal fluid analysis and
- Neisseria gonorrhoeae
- Neisseria meningitidis
- Nelson syndrome, ACTH levels in
- Neonatal hyaline membrane disease, plasminogen levels in
- Neonatal immune thrombocytopenia, platelet antibodies and
- Neonatal lupus, anti-SS-A/anti-SS-B-positive sera in
- Nephroblastoma, erythropoietin levels in
- Nephrolithiasis analysis
- Nephropathies with sodium or potassium wasting
- Nephrotoxic drugs, blood urea nitrogen levels and
- Nerve conduction study
- Nerve Fiber Analysis
- Nerve fiber analysis (NFA)
- Nervous system lesions, evoked brain potentials and
- Neuroendocrine tumors, procalcitonin levels in
- Neurofibroma, skin biopsy for
- Neurogenic bladder
- Neuromuscular junction testing
- Neuropathies, evoked brain potentials and
- Neutropenia
- Neutrophilia
- Night blindness
- Nipple discharge, ductography for
- Nitrogen balance calculation
- Nocardia
- Nodal lymphoma, lymphangiography and
- Nodular hyperplasia, liver and spleen scan and
- Noise induced hearing loss
- Nonadherence risk, antinuclear, anti-DNA, anticentromere, antiextractable nuclear antigen, antibodies and
- Non-Hodgkin lymphoma, bone marrow biopsy in
- Nonobstructive jaundice, cholangiography, percutaneous transhepatic, for
- Nonparathyroid hypercalcemia, parathyroid hormone levels in
- Non-small-cell lung cancer (NSCLC)
- Nontoxic nodular goiter, biopsy of
- Norepinephrine
- Normoblasts
- Nortriptyline
- Norwalk virus
- Nuclear matrix protein (NMP)
- Nuclear medicine
- Nystagmus, visual fields test and