24 results
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Causes of Prolonged ... PTT, Normal PT ... #PPT #PT #INR #Differential ... #Diagnosis #Algorithm ... #Causes #Hematology
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... Early liver disease ... #PT #aPTT #Prolonged ... #Causes #diagnosis ... hematology #coagulation
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Destruction • Abnormal ... Iatrogenic) • Liver ... • Disseminated Intravascular ... #Causes #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Causes Intravascular ... ) - HELLP syndrome ... #Causes #differential ... #diagnosis #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
80-100 fL) • Bleeding ... (e.g. ... Renal Disease, Liver ... #Anemia #MCV #Classification ... #Causes #Hematology
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... • Reduced liver ... #PT #aPTT #Prolonged ... #Causes #diagnosis ... hematology #coagulation
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
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
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Thrombocytopenia • Prolonged ... DIC • Severe Liver ... Disease: - Impaired ... INR < 2.3 - APTT ... #management #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... : INR/PT, aPTT(liver ... disease), HBsAg ... #Diagnosis #Causes ... #Workup #hematology