32 results
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Bleeding / Bruising - Differential ... Rare • Drugs (e.g ... Iatrogenic) • Liver ... Bleeding #Bruising #Differential ... Algorithm #Causes #Hematology
Summary of Coagulation Deficiencies
Inherited:
 • Hemophilia A - Deficiency of Factor VIII
 • Hemophilia B -
Summary of Coagulation ... . celiac disease ... ) • Advanced Liver ... Disease - Alcohol ... comparison #diagnosis #hematology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
• Vascular: Ischemic ... Hemochromatosis, Wilson's disease ... HELLP, Celiac disease ... #Diagnosis #hepatology ... Transaminitis #LFTs
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... deficiency • Liver ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology ... #rheumatology #
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... - Differential ... Drugs/Toxins • Ischemia ... • Cholestatic disease ... • Others #LFTs
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Volume (MCV) - Differential ... (e.g. ... Renal Disease, Liver ... Reticulocytosis • Liver ... Algorithm #Causes #Hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Folate deficiency, Liver ... (e.g. methotrexate ... Artifact, Uremia, Liver ... RBC #Morphology #differential ... #diagnosis #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Volume (MCV) - Differential ... Increased Requirement (e.g ... • Pancreatic Disease ... Disease #Macrocytic ... Algorithm #Causes #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
intravascular coagulation ... cold agglutin disease ... . sickle cell disease ... Extravascular #Causes #differential ... #diagnosis #hematology
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Early liver disease ... Reduced liver synthesis ... intravascular coagulation ... Causes #diagnosis #differential ... #hematology #coagulation