20 results
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
Step 1: Is the PT ... Prolonged? ... Heparin, or Direct Thrombin ... Prolonging the PT ... #prolonged #diagnosis
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 Dr. ... Laboratory #Hematology #Diagnosis
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
and/or aPTT Prolonged ... Congenital intrinsic ... PT and aPTT 1. ... #aPTT #Prolonged ... #Causes #diagnosis
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
PT (INR), Prolonged ... PT (INR), Prolonged ... PTT, Normal PT ... PTT, Normal PT ... Differential #Diagnosis
Approach to Elevated aPTT / PT - Differential Diagnosis Algorithm

aPTT: Intrinsic / Final
PT: Extrinsic / Final

By
Approach to Elevated aPTT ... / PT - Differential ... Diagnosis Algorithm ... aPTT: Intrinsic ... #differential #diagnosis
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
PT and aPTT If ... aPTT are both prolonged ... affected in the intrinsic ... drugs (e.g. direct thrombin ... #aPTT #Prolonged
Pulmonary Embolism with IVC Thrombus In Transit

A patient presents with chest pain. Which of the following
Embolism with IVC Thrombus ... In Transit A ... most support her diagnosis ... #InTransit #clinical ... echocardiogram #a4c
This 24M presented with acute onset CP/SOB, hypoxia, HR 150s. What's the diagnosis? Treatment options? Hint:
What's the diagnosis ... Thrombus in transit ... Pt had extensive ... Echocardiogram #A4C ... #Clots #InTransit
Von Willebrand Disease - Most common inherited bleeding disorder 
Clinical 
 • Easy bruising 
 •
bleeding • Prolonged ... 2B) • Normal PT ... INR • Normal aPTT ... (prolonged if very ... VonWillebrand #Disease #Diagnosis
Cool echo - RV strain, McConnell sign, and CLOT IN TRANSIT!! BP is normal and pt
sign, and CLOT IN TRANSIT ... is normal and pt ... Echocardiogram #A4C ... Pulmonary #Embolism #Thrombus ... #Clots #InTransit