Tetralogy of fallot lab studies
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Associate Editor(s)-in-Chief: : Fahimeh Shojaei, M.D.
Overview
Laboratory findings consistent with the diagnosis of tetralogy of fallot include diminished oxygen saturation, hematocrit between 65% to 70%, and low platelet count and coagulation factors.
Laboratory Findings
Laboratory findings consistent with the diagnosis of tetralogy of fallot include:
- Hematocrit ranges from 65% to 70% in patients with tetralogy of Fallot
- Lower than normal coagulation factors, including lower than normal levels of fibrinogen
- Prolonged prothrombin time (PT)