Thrombocytopenia
from EM Clerkship Hosted by Zack Olson, MD
Clinical Presentation * Incidental finding on routing CBC* Petechiae/purpura* Mucosal bleeding* Epistaxis* Gingival bleeding* Hematuria* Vaginal bleeding 5 Major Causes of Thrombocytopenia * Thrombotic Thrombocytopenic Purpura (TTP)* Clinical presentation (pentad)* Thrombocytopenia* Fever* Microangiopathic hemolytic anemia* “schistocytes”* Neurologic abnormalities* Renal dysfunction* Physiology* Low ADAMTS13 results in impaired vWF breakdown* Widespread “platelet plugs”* Treatment* Plasma exchange* Hemolytic Uremic Syndrome (HUS)* Clinical presentation* Pediatric patient with bloody diarrhea* Renal dysfunction* Thrombocytopenia* Treatment* Supportive care* Heparin Induced Thrombocytopenia (HIT)* Clinical presentation* Recent heparin administration* Acute thrombocytopenia ((emDOCs)
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