54 results
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
to Evaluate an Abnormal ... APTT Step 1: Is ... K Antagonists, Heparin ... ISNeducation #Abnormal ... #diagnosis #hematology
Prolonged APTT - Diagnostic Algorithm

#Prolonged #APTT #PTT #abnormal #Diagnosis #Algorithm #hematology
Prolonged APTT - ... Diagnostic Algorithm ... #PTT #abnormal ... #Diagnosis #Algorithm ... #hematology
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
Investigation of Abnormal ... PT - Prolonged aPTT ... PT - Prolonged aPTT ... #Coagulation #Abnormal ... #Hematology #Diagnosis
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
- Differential Diagnosis ... hemoglobin/hemosiderin, Hepatic ... hemosiderin • PT/aPTT ... normal • DAT ... Management #Algorithm #hematology
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Prolonged PT (INR), Normal ... PTT, Normal PT ... , Normal PT (INR ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Von Willebrand Disease - Most common inherited bleeding disorder 
Clinical 
 • Easy bruising 
 •
bleeding disorder Clinical ... PT/INR • Normal ... aPTT (prolonged ... VonWillebrand #Disease #Diagnosis ... #Hematology
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
an inhibitor of normal ... PT and/or aPTT) ... Mixing #Study #diagnosis ... #hematology #pathophysiology ... #hematology #laboratory
Thalassemia - Electrophoresis - Comparison Table
In this disorder it is the defective production of hemoglobin that
Electrophoresis - Comparison ... Table In this ... #Alpha #Beta #Comparison ... #Table #Hematology ... Electrophoresis #Diagnosis
Prothrombin Time (PT) and Partial Thromboplastin Time (PTT)

Prothrombin Time (PT) - Often Elevated in:
 • Vitamin
Thromboplastin Time (PTT ... Thromboplastin Time (PTT ... elevated in: • Heparin ... Thromboplastin #laboratory #hematology ... #diagnosis
Summary of Coagulation Deficiencies
Inherited:
 • Hemophilia A - Deficiency of Factor VIII
 • Hemophilia B -
Medications - Heparin ... • Acute DIC - Septic ... Deficiencies #Summary #table ... #comparison #diagnosis ... #hematology #deficiency