6 results
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 ... #Scoring #diagnosis
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Congenital intrinsic ... coagulation factors ... drugs e.g. direct thrombin ... Disseminated intravascular ... #Causes #diagnosis
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Disseminated Intravascular ... • Prolonged PT ... • Increased thrombin ... Fibrinogen: ↓ • PT ... #Coagulation #diagnosis
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 ... differential #hematology #coagulation
The coagulation cascade is shown, separated into different phases with their endogenous and pharmacological inhibitors shown.
The coagulation ... along with FXIIa (intrinsic ... #Coagulation #Cascade ... #clot #PT #PTT ... #diagnosis #models
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
- Differential Diagnosis ... inhibitor of a coagulation ... , disseminated intravascular ... coagulation, or ... warfarin, direct thrombin