9 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... coagulation (DIC ... #Hemolytic #Intravascular ... #Causes #differential ... #diagnosis #hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... : • Liver disease ... IVIG infusion Intravascular ... #Diagnosis #causes ... #hematology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Destruction • Abnormal ... Rare • Drugs (e.g ... Iatrogenic) • Liver ... • Disseminated Intravascular ... #Causes #Hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
• Bleeding • Hemolysis ... (e.g. ... Renal Disease, Liver ... #Anemia #MCV #Classification ... #Causes #Hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
, Liver diseases ... , Disseminated intravascular ... coagulopathy (DIC ... #differential # ... hematology
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... Early liver disease ... Disseminated intravascular ... #Causes #diagnosis ... hematology #coagulation
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Disseminated Intravascular ... • Severe Liver ... INR < 2.3 - APTT ... #Disseminated #Intravascular ... #management #hematology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
PT/ABNORMAL PTT ... von Willebrand syndrome ... , disseminated intravascular ... discern these causes ... #Diagnosis #Hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
hallmark for the disease ... performed PT, PTT ... reflection of intravascular ... WBC count and differential ... #Workup #Hematology