6 results
Effect of Anticoagulants on Coagulation Tests
PT / INR, aPTT, Anti-Xa Activity, Activated Clotting Time, Thrombin Time,
on Coagulation ... Tests PT / INR, ... Clotting Time, Thrombin ... Rivaroxaban Apixaban ... #Diagnosis #Laboratory
The coagulation cascade is shown, separated into different phases with their endogenous and pharmacological inhibitors shown.
The coagulation ... #clot #PT #PTT ... #diagnosis #models ... anticoagulation #anticoagulant ... #inhibitor #Apixaban
ISTH Scoring System for Disseminated Intravascular Coagulation (DIC)
Platelet count:
 • Expected: Low (or normal)
 • Elevation
platelet aggregation PT ... using INR use PT ... to form clots, ... ISTH #Scoring #diagnosis ... #hematology #laboratory
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
• Increased thrombin ... venipuncture sites Laboratory ... significant fibrin clot ... Reduction of pro/anticoagulants ... #diagnosis #causes
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
- Rivaroxaban, apixaban ... heparin - Other anticoagulants ... drugs e.g. direct thrombin ... intravascular coagulation ... Prolonged #Causes #diagnosis
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
- Differential Diagnosis ... inhibitor of a coagulation ... fibrinogen levels, and testing ... warfarin, direct thrombin ... #Differential #Diagnosis