8 results
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
PT (INR), Normal ... PTT, Normal PT ... , Normal 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 ... PT and/or aPTT ... Early liver disease ... Reduced liver synthesis ... #PT #aPTT #Prolonged
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
PT and the aPTT ... • Reduced liver ... amyloidosis #Abnormal ... #PT #aPTT #Prolonged ... #differential #hematology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
PT/NORMAL PTT: ... PT/ABNORMAL PTT ... PT/NORMAL PTT: ... PT/ABNORMAL PTT ... discern these causes
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... Drugs/Toxins • Ischemia ... disease US — Normal ... Others #LFTs #Hepatology ... #Causes
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
• Prolonged PT ... Fibrinogen: ↓ • PT ... DIC • Severe Liver ... Treat primary cause ... INR < 2.3 - APTT
Algorithm regarding the diagnosis and treatment of Hereditary Hemochromatosis HH. 

Step 1: In the patient with
Algorithm regarding ... <45% and SF is normal ... hemochromatosis #algorithm ... diagnosis #management #hepatology ... #gastroenterology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
be performed PT ... , PTT, and fibrinogen ... decrease in most cases ... tissue damage from ischemia ... Diagnosis #Workup #Hematology