41 results
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
Artifactually Prolonged ... Heparin, or Direct Thrombin ... identify the cause of Prolonged ... Abnormal #APTT #prolonged ... #diagnosis #hematology
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Causes of Prolonged ... PT (INR), Prolonged ... PTT • Prolonged ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
PT - Prolonged ... aPTT and Prolonged ... PT - Prolonged ... APTT #Laboratory #Hematology ... #Diagnosis #Workup
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
PT and/or aPTT Prolonged ... but typically prolong ... drugs e.g. direct thrombin ... #Causes #diagnosis ... #differential #hematology
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... for a Prolonged ... drugs (e.g. direct thrombin ... #Causes #diagnosis ... #differential #hematology
Pulmonary Embolism with IVC Thrombus In Transit

A patient presents with chest pain. Which of the following
Embolism with IVC Thrombus ... most support her diagnosis ... demonstrate an IVC thrombus ... Embolism #IVC #Thrombus ... clinical #ultrasound #echocardiogram
Von Willebrand Disease - Most common inherited bleeding disorder 
Clinical 
 • Easy bruising 
 •
bleeding • Prolonged ... • Normal aPTT (prolonged ... VonWillebrand #Disease #Diagnosis ... #Hematology
Thromboelastography (TEG) based therapy and Management

If r time prolonged -> FFP
If MA low -> plts/cryoprecipitate (if
Management If r time prolonged ... TEG #Management #Diagnosis ... #Hematology #Thromboelastogram
Thromboelastography (TEG) Based Management
 - If R time prolonged -> FFP 
 - If MA low
Management - If R time prolonged ... Management #treatment #diagnosis ... #hematology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
- Differential Diagnosis ... Cirrhosis • Thrombus ... #Differential #Diagnosis ... Algorithm #Causes #Hematology