8 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Extravascular Causes ... #Hemolytic #Intravascular ... #Causes #differential ... #diagnosis #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
(e.g. methotrexate ... , Liver disease, ... #Red #BloodCell ... RBC #Morphology #differential ... #diagnosis #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... • Bleeding • Hemolysis ... Renal Disease, Liver ... #MCV #Classification ... #Causes #Hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... for Hemolytic Anemia ... : • Liver disease ... #Anemia #Differential ... #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Diagnosis Algorithm ... Myelodysplastic Syndromes ... Deficiency - Abnormal ... #Causes #Hematology
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... Early liver disease ... #Causes #diagnosis ... #differential # ... hematology #coagulation
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
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
PT/ABNORMAL PTT ... von Willebrand syndrome ... PT/ABNORMAL PTT ... discern these causes ... #Diagnosis #Hematology