25 results
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
Tests - Prolonged PT ... and Prolonged PT ... #Algorithm #Coagulation ... Abnormal #APTT #Laboratory ... #Hematology #Diagnosis
ISTH Scoring System for Disseminated Intravascular Coagulation (DIC)
Platelet count:
 • Expected: Low (or normal)
 • Elevation
Intravascular Coagulation ... platelet aggregation PT ... using INR use PT ... ISTH #Scoring #diagnosis ... #hematology #laboratory
The coagulation cascade is shown, separated into different phases with their endogenous and pharmacological inhibitors shown.
The coagulation ... #Coagulation #Cascade ... #clot #PT #PTT ... #diagnosis #models ... #hematology #pathophysiology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
• Increased thrombin ... organ damage Clinical ... #diagnosis #causes ... #treatment #management ... #hematology
Von Willebrand Disease - Most common inherited bleeding disorder 
Clinical 
 • Easy bruising 
 •
bleeding disorder Clinical ... GI. uterine) Laboratory ... 2B) • Normal PT ... VonWillebrand #Disease #Diagnosis ... #Hematology
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
drugs e.g. direct thrombin ... intravascular coagulation ... Prolonged #Causes #diagnosis ... #differential #hematology ... #coagulation
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
DIC is a clinical ... and laboratory ... diagnosis, not a ... intravascular coagulation ... hemolytic #anemia #Hematology
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... drugs (e.g. direct thrombin ... Prolonged #Causes #diagnosis ... #differential #hematology ... #coagulation
Our approach to the diagnosis and initial management of patients with suspected HIT. Our approach is
and initial management ... based primarily on clinical ... results of HIT laboratory ... #Diagnosis #Management ... #Hematology #HIT
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Erythematosus (SLE) - Diagnosis ... 40, F:M 9:1 • Clinical ... versus DIL • Laboratory ... Erythematosus #Diagnosis ... #rheumatology