78 results
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
(INR), Normal PTT ... Prolonged PTT, Normal ... Prolonged PTT, Normal ... #Algorithm #Causes ... #Hematology #coagulation
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
of Abnormal Coagulation ... and Prolonged PT ... #Coagulation #Abnormal ... APTT #Laboratory #Hematology ... #Diagnosis #Workup
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
with Normal Mean ... PRV, Chronic) Normal ... Anemias (MAHA) - Abnormal ... #Algorithm #Causes ... #Hematology
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
Clotting tests can be abnormal ... PT and/or aPTT) ... Mixing #Study #diagnosis ... #hematology #pathophysiology ... #hematology #laboratory
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
- Normal RBC Mass ... Positive - Low/Normal ... Saturation 90%, Abnormal ... #Algorithm #Causes ... #Hematology
Causes of Diffuse and Localized Lymphadenopathy - Differential Diagnosis Algorithm
 • Reactive (Inflammatory / Infectious)
 •
Causes of Diffuse ... - Differential Diagnosis ... Algorithm • Reactive ... #Algorithm #Causes ... #Hematology #Oncology
Isolated Hyperbilirubinemia - Differential Diagnosis Algorithm
Direct Hyperbilirubinemia: Dubin-Johnson Syndrome, Rotor Syndrome
Indirect Hyperbilirubinemia: 
 - Trauma, Hematoma,
- Differential Diagnosis ... Algorithm Direct ... Reticulocyte Count Normal ... Reticulocyte Count Abnormal ... #Algorithm #hepatology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Algorithm Normal ... WBCs - Normal ... Deficiency - Abnormal ... #Algorithm #Causes ... #Hematology
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
to Evaluate an Abnormal ... to identify the cause ... ISNeducation #Abnormal ... APTT #prolonged #diagnosis ... #hematology #evaluation
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
- Differential Diagnosis ... and Management Algorithm ... hemosiderin • PT ... /aPTT normal • ... #hematology