Mental health illnesses, thyroxine, total and free in |
MEN type II, calcitonin level in |
Mesenteric torsion, computed tomography (CT) |
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Metal (lead) poisoning |
Metanephrines |
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Metastases |
MetHb |
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Methicillin-resistant Staphylococcus aureus (MRSA), bacterial culture, various sites |
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Methylated Septin 9 DNA |
Methylmalonic aciduria, ketones, blood and urine in |
Microalbumin |
Microcytic anemias, red blood cell count, indices, morphology, and inclusions in |
Microlithiasis, ultrasound of |
Microscopic polyangiitis, antineutrophil cytoplasmic antibody (P-ANCA, C-ANCA) levels in |
Microvolt T wave alternans (MTWA) |
Micturating cystourethrogram (MCUG) |
Micturition disorders, ultrasound of |
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Mitochondrial M2 antibody |
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Mitral valve endocarditis, antiphospholipid antibodies (aPL): anticardiolipin antibody, IgG, and IgM; anti-beta-2 glycoprotein 1, IgG and IgM; lupus anticoagulant, IgG and IgM levels in |