Chronic lymphocytic leukemia laboratory tests
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Raviteja Guddeti, M.B.B.S. [2]
Overview
Laboratory Findings
- Complete blood count and differential count show:
- Serum Lactate dehydrogenase - elevated
- Serum bilirubin - elevated
- Serum immunoglobulins
- Direct antiglobulin test (DAT)
- Hypogammaglobulinemia
- Paraproteinemia
- Plasma 2 micrglobulin levels - elevated
- Peripheral blood smear may show:
- Lymphocytosis
- Smudge cells
- Large atypical cells, cleaved cells, and prolymphocytes
References