36 results
Hemostasis Physiology

The blood's response to blood vessel injury can be viewed as four interrelated steps. 
Roman
factors. ... PF-3, platelet factor ... #Hemostasis #Pathophysiology ... #Coagulation #Cascade ... #Hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Consumption of Clotting Factors ... Reduced levels of factors ... protein C and S Pathophysiology ... organ damage Clinical ... treatment #management #hematology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Congenital • Factor ... Deficiency • Factor ... #Bleeding #Bruising ... Algorithm #Causes #Hematology
Summary of Coagulation Deficiencies
Inherited:
 • Hemophilia A - Deficiency of Factor VIII
 • Hemophilia B -
Summary of Coagulation ... Deficiency of Factor ... EricsMedicalLectures/ #Coagulation ... Summary #table #comparison ... #diagnosis #hematology
Mechanisms Driving Increased Thrombosis and Bleeding in Liver Disease
Increased Thrombosis 
Increased Platelet-Vesset Wall Interaction 
 •
Thrombosis and Bleeding ... von Willebrand factor ... #Thrombosis #Bleeding ... Clot #Cirrhosis #Pathophysiology ... #Hepatology #Liver
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
Bleeding and Bruising ... • Bleeding gums ... inhibitor of a coagulation ... intravascular coagulation ... Differential #Diagnosis #Hematology
Bleeding risk calculators - HAS-BLED (atrial fibrillation) and IMPROVE (VTE prophylaxis for inpatients)
Important notes:
 • No
Bleeding risk calculators ... studies suggest net clinical ... with very high bleeding ... Anticoagulation #Factors ... #Hematology #Diagnosis
Review of the Coagulation Cascade
Traditional Model:
 • Parallel extrinsic and intrinsic pathways.
Contemporary Model:
 • 4 key
Review of the Coagulation ... , resulting in coagulation ... EricsMedicalLectures/ #Coagulation ... diagnosis #models #hematology ... #pathophysiology
Von Willebrand Disease - Most common inherited bleeding disorder 
Clinical 
 • Easy bruising 
 •
common inherited bleeding ... disorder Clinical ... • Prolonged bleeding ... prolonged if very low factor ... Disease #Diagnosis #Hematology
Stress Ulcer Prophylaxis

Stress ulcerations are common in ICU patients and may lead to hemorrhage if not
prevention of bleeding ... ulcer-related bleeding ... hospitalization) • Pathophysiology ... • Risk Factors ... • Clinical Presentation