| Test Name and Number |
Recommended Use |
Limitations |
Follow Up |
| CBC with Platelet Count & Automated Differential 0040003 Method: Automated Cell Count with Flow Cell Differential |
Confirm anemia and thrombocytopenia
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| Lactate Dehydrogenase, Serum or Plasma 0020006 Method: Enzymatic |
Confirm hemolysis
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| Antibody Detection, RBC 0010004 Method: Hemagglutination |
Exclude immune hemolytic anemia
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| Direct Coombs (Anti-Human Globulin) 0013008 Method: Hemagglutination |
Exclude immune hemolytic anemia
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| Urea Nitrogen, Serum or Plasma 0020023 Method: Spectrophotometry |
Assess for the presence of renal disease
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| Creatinine, Serum or Plasma 0020025 Method: Spectrophotometry |
Assess for the presence of renal disease
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| ADAMTS13 Activity 0030056 Method: Fluorescence Resonance Energy Transfer |
Confirm the diagnosis of TTP May be useful to distinguish TTP from HUS |
Sample must be drawn prior to beginning plasma infusion or exchange Mild to moderate ADAMST13 deficiency may be seen in a variety of medical conditions |
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| D-Dimer 0030057 Method: Immunoturbidimetric |
Help confirm or rule out DIC |
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