22 results
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
factor activity (e.g ... PT and/or aPTT) ... Mixing #Study #diagnosis ... #hematology #pathophysiology ... #hematology #laboratory
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
to Evaluate an Abnormal ... Step 1: Is the PT ... K Antagonists, Heparin ... APTT #prolonged #diagnosis ... #hematology #evaluation
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
- Differential Diagnosis ... hemoglobin/hemosiderin, Hepatic ... hemosiderin • PT ... /aPTT normal • ... Management #Algorithm #hematology
Appearance of Liver Lesions on Computed Tomography (CT) - Arterial Phase, Portal Venous Phase and Delayed
Appearance of Liver ... Liver #Lesions #Hepatic ... #differential #diagnosis ... #comparison #table ... #appearance #hepatology
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver ... Liver #Lesions #Hepatic ... #differential #diagnosis ... #comparison #table ... #appearance #hepatology
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... . heparin contamination ... amyloidosis #Abnormal ... #Causes #diagnosis ... #differential #hematology
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
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... unfractionated heparin ... Jcortesizaguirr #Abnormal ... #Causes #diagnosis ... #differential #hematology
Drug Induced Liver Injury (DILI) - Stepwise Diagnosis Algorithm
DILI suspicion
Features toxic aetiology: Skin involvement, Kidney injury,
DILI) - Stepwise Diagnosis ... liver disease, Hepatic ... presentation: Hepatic ... Liver #Injury #Diagnosis ... #Algorithm #hepatology
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
- Differential Diagnosis ... Iron Deficiency (Eg ... HgbE, HgbC, etc. ... #Differential #Diagnosis ... Algorithm #Causes #Hematology