12 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
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
Thrombocytopenia • Prolonged ... Treat primary cause ... #diagnosis #causes ... #treatment #management ... #hematology
Hemophilia - Diagnosis and Management
Diagnosis:
 • Consistent bleeding history (unless screening for disease in family members
Diagnosis and Management ... disease) • aPTT is prolonged ... normal in mild cases ... Chronic Management ... #treatment #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
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
Managing warfarin INR

Warfarin dosage must be individualized according to the patient's response to the drug, and
hemorrhage, while under-coagulation ... #management #algorithm ... #medications #table ... decisionaid #cardiology #hematology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Differential Diagnosis Algorithm ... Complete blood count coagulation ... Differential #Diagnosis #Algorithm ... #Causes #dermatology