31 results
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
Step 1: Is the PT ... Heparin, or Direct Thrombin ... Prolonging the PT ... prolonged #diagnosis #hematology
ISTH Scoring System for Disseminated Intravascular Coagulation (DIC)
Platelet count:
 • Expected: Low (or normal)
 • Elevation
• Elevation in thrombin ... platelet aggregation PT ... can accelerate thrombin ... using INR use PT ... Scoring #diagnosis #hematology
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
Diagnosis and Management ... antiglobulin test, PT ... hemosiderin • PT ... Differential #Diagnosis #Management ... #Algorithm #hematology
This 24M presented with acute onset CP/SOB, hypoxia, HR 150s. What's the diagnosis? Treatment options? Hint:
Thrombus in transit ... Pt had extensive ... Echocardiogram #A4C ... PulmonaryEmbolism #Thrombus
The coagulation cascade is shown, separated into different phases with their endogenous and pharmacological inhibitors shown.
FVa to generate thrombin ... Thrombin, then primes ... large amounts of thrombin ... #clot #PT #PTT ... diagnosis #models #hematology
Pancytopenia - Differential Diagnosis Algorithm
 • 12-13 g/dL,
 • ANC < 1800/uL,
 • platelet < 150,000/uL

Initial
12-13 g/dL, • ANC ... iron studies, PT ... Diagnosis #Algorithm #hematology
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
for a Prolonged PT ... and aPTT If the PT ... drugs (e.g. direct thrombin ... #Abnormal #PT ... #differential #hematology
Cool echo - RV strain, McConnell sign, and CLOT IN TRANSIT!! BP is normal and pt
is normal and pt ... What's your management ... Echocardiogram #A4C ... Pulmonary #Embolism #Thrombus
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal PT ... Prothrombin Time (PT ... typically prolong PT ... drugs e.g. direct thrombin ... #differential #hematology
General algorithm for the management of inflammatory pancreatic fluid collections. 

ANC, acute necrotic collection; APFC, acute
algorithm for the management ... ANC, acute necrotic ... pancreatitis; PC ... pseudocyst #algorithm #management