19 results
diagnosis differential algorithm anemia management prolonged pt bleeding bruising disorders elevatedmcv intravascular macrocytosis treatment classification cryofibrinogenemia dic disseminated erythrocytosis essential
Causes of Abnormal PT and/or aPTT Prolonged Prothrombin Time (PT) 1. Acquired deficiency of FVII
Causes of Abnormal ... Pre-analytical cause ... Jcortesizaguirr #Abnormal ... #differential #hematology ... #coagulation
Causes of Prolonged PT (INR), Prolonged PTT • Prolonged PT (INR), Prolonged PTT • Prolonged PT
Causes of Prolonged ... PTT, Normal PT ... , Normal PT (INR ... Diagnosis #Algorithm #Causes ... #Hematology #coagulation
Differential Diagnosis for a Prolonged PT and aPTT If the PT and the aPTT are both prolonged,
Prolonged PT and aPTT ... the PT and the aPTT ... amyloidosis #Abnormal ... #differential #hematology ... #coagulation
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm Thrombocytopenia - Quantitative Defect • Decreased Production •
Causes of Bleeding ... Destruction • Abnormal ... Rare • Drugs (e.g ... Diagnosis #Algorithm #Causes ... #Hematology
Mixing Study • Clotting tests can be abnormal due to either a clotting factor deficiency, or
factor activity (e.g ... clotting test (e.g ... PT and/or aPTT) ... Study #diagnosis #hematology ... pathophysiology #hematology
Causes of Post-Partum Hemorrhage - Differential Diagnosis Algorithm Blood Loss: >500mL post vaginal delivery OR >1000 mL
Causes of Post-Partum ... macrosomia) • Bladder distension ... succenturiate lobe • Abnormal ... intravascular coagulation ... (DIC) • Anti-coagulation
Disseminated Intravascular Coagulation (DIC) Overview Increased Clotting and Consumption of Clotting Factors Findings: • Bleeding • Recent history
Treat primary cause ... INR < 2.3 - APTT ... < 1.5 x normal ... #diagnosis #causes ... treatment #management #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes Intravascular Hemolysis: • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... intravascular coagulation ... (usually IgG) (e.g ... Extravascular #Causes ... differential #diagnosis #hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm Decreased WBCs - Decreased/NormaI
Causes of Anemia ... • Secondary (e.g ... Anemias (MAHA) - Abnormal ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup History: - Prior platelet count, family
practices that could cause ... : INR/PT, aPTT(liver ... function test, ANA (e.g ... or if a primary hematologic ... #Workup #hematology
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