48 results
Coagulation Cascade and Anticoagulant Sites of Action

- Amy Chung, MD, MSc https://twitter.com/AmyChung

#AntiCoagulation #Cascade #Anticoagulants #Medications #Pharmacology
Coagulation Cascade ... twitter.com/AmyChung #AntiCoagulation ... #Pharmacology #Pathophysiology ... Mechanisms #DOAC #Hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
protein C and S Pathophysiology ... + Bleeding Treatment ... #diagnosis #causes ... #treatment #management ... #hematology
The coagulation cascade is shown, separated into different phases with their endogenous and pharmacological inhibitors shown.
The coagulation ... clot #PT #PTT #diagnosis ... #pathophysiology ... #anticoagulation ... Rivaroxaban #Edoxaban #heparin
4T Score for Heparin-Induced Thrombocytopenia

Interpretation of the 4T score:
0-3 points:  Low probability (<<1%)
  -
4T Score for Heparin-Induced ... Consider therapeutic anticoagulation ... Initiate therapeutic anticoagulation ... Thrombocytopenia #Diagnosis ... #Criteria #Hematology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
- Differential Diagnosis ... • Vasculitis Coagulation ... - Acquired • Anticoagulation ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Effect of Anticoagulants on Coagulation Tests
PT / INR, aPTT, Anti-Xa Activity, Activated Clotting Time, Thrombin Time,
Anticoagulants on Coagulation ... Thrombin Time, Ecarin ... Anticoagulants #Tests #Anticoagulation ... #Testing #Diagnosis
Managing warfarin INR

Warfarin dosage must be individualized according to the patient's response to the drug, and
Over-anticoagulation ... hemorrhage, while under-coagulation ... #pharmacology #treatment ... decisionaid #cardiology #hematology
Summary of Coagulation Deficiencies
Inherited:
 • Hemophilia A - Deficiency of Factor VIII
 • Hemophilia B -
Summary of Coagulation ... Medications - Heparin ... EricsMedicalLectures/ #Coagulation ... table #comparison #diagnosis ... #hematology #deficiency
Bleeding risk calculators - HAS-BLED (atrial fibrillation) and IMPROVE (VTE prophylaxis for inpatients)
Important notes:
 • No
validated for VTE treatment ... of withholding anticoagulation ... #Calculators #Anticoagulation ... #Factors #Hematology ... #Diagnosis
Deciphering the SAAG - Serum to Ascites Albumin Gradient
Ascites is either made in the liver sinusoid
liver sinusoid (hepatic ... the liver The hepatic ... blood into the hepatic ... Matherly @liverprof #Diagnosis ... #Hepatology #SAAG