8 results
Coagulation Cascade Mnemonic - PITT vs PET
PITT (with an I) = Intrinsic = APTT
Coagulation Cascade ... (with an I) = Intrinsic ... = APTT Factors ... E)= Extrinsic=PT ... Mnemonic #PITT #PET #diagnosis
The coagulation cascade is shown, separated into different phases with their endogenous and pharmacological inhibitors shown.
The coagulation cascade ... along with FXIIa (intrinsic ... #Coagulation #Cascade ... #clot #PT #PTT ... #diagnosis #models
ISTH Scoring System for Disseminated Intravascular Coagulation (DIC)
Platelet count:
 • Expected: Low (or normal)
 • Elevation
for Disseminated Intravascular ... platelet aggregation PT ... , aPTT: • Expected ... using INR use PT ... ISTH #Scoring #diagnosis
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal PT ... Congenital intrinsic ... drugs e.g. direct thrombin ... Disseminated intravascular ... #Causes #diagnosis
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
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... PT and the aPTT ... affected in the intrinsic ... drugs (e.g. direct thrombin ... #Causes #diagnosis
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
- Differential Diagnosis ... integrity Clotting cascade ... , disseminated intravascular ... pathway to the intrinsic ... warfarin, direct thrombin
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Disseminated Intravascular ... • Prolonged PT ... • Increased thrombin ... INR < 2.3 - APTT ... #Coagulation #diagnosis