26 results
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... Pre-analytical cause ... #Causes #diagnosis ... #differential #hematology ... #coagulation
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Causes of Prolonged ... PTT • Prolonged ... Differential #Diagnosis #Algorithm ... #Causes #Hematology ... #coagulation #disorders
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
Algorithm for Investigation ... of Abnormal Coagulation ... DrEricStrong #Algorithm ... #Coagulation #Abnormal ... APTT #Laboratory #Hematology
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Diagnosis for a Prolonged ... aPTT are both prolonged ... Causes include : ... #differential #hematology ... #coagulation
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Differential Diagnosis Algorithm ... Congenital • Factor ... Deficiency • Factor ... #Causes #Hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Consumption of Clotting Factors ... Thrombocytopenia • Prolonged ... Treat primary cause ... #diagnosis #causes ... treatment #management #hematology
Summary of Coagulation Deficiencies
Inherited:
 • Hemophilia A - Deficiency of Factor VIII
 • Hemophilia B -
Summary of Coagulation ... Deficiency of Factor ... EricsMedicalLectures/ #Coagulation ... Deficiencies #Summary #table ... comparison #diagnosis #hematology
Blood Product Components, Contents, Volume and Shelf Life

Whole blood (autologous or directed donations) - RBC and
Factors V and VIII ... proteins, all coagulation ... factors, complement ... Contents #Volume #Hematology ... #Management #Table
Causes of Growth Discrepancy: Large for Gestational Age - Differential Diagnosis Algorithm
Maternal Factors:
 • Multiparity
 •
Causes of Growth ... Differential Diagnosis Algorithm ... Maternal Factors ... rupture Fetal Factors ... #Causes #Obstetrics
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
inhibitor of a coagulation ... the PT remains prolonged ... intravascular coagulation ... discern these causes ... Differential #Diagnosis #Hematology