136 results
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
to Evaluate an Abnormal ... Heparin, or Direct Thrombin ... ISNeducation #Abnormal ... APTT #prolonged #diagnosis ... #hematology #evaluation
ISTH Scoring System for Disseminated Intravascular Coagulation (DIC)
Platelet count:
 • Expected: Low (or normal)
 • Elevation
• Elevation in thrombin ... the presence of thrombin ... can accelerate thrombin ... ISTH #Scoring #diagnosis ... #hematology #laboratory
Pulmonary Embolism with IVC Thrombus In Transit

A patient presents with chest pain. Which of the following
Embolism with IVC Thrombus ... most support her diagnosis ... demonstrate an IVC thrombus ... Embolism #IVC #Thrombus ... clinical #ultrasound #echocardiogram
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
Clotting tests can be abnormal ... Plasma → Recheck abnormal ... Mixing #Study #diagnosis ... #hematology #pathophysiology ... #hematology #laboratory
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
Investigation of Abnormal ... #Coagulation #Abnormal ... APTT #Laboratory #Hematology ... #Diagnosis #Workup
Isolated Hyperbilirubinemia - Differential Diagnosis Algorithm
Direct Hyperbilirubinemia: Dubin-Johnson Syndrome, Rotor Syndrome
Indirect Hyperbilirubinemia: 
 - Trauma, Hematoma,
- Differential Diagnosis ... Reticulocyte Count Normal ... Reticulocyte Count Abnormal ... #Differential #Diagnosis ... #Algorithm #hepatology
Evaluation abnormal liver tests in pregnancy
- Cholestatic Pattern
- Hepatocellular Pattern

#LFTs #transaminits #pregnancy #obgyn #obstetrics #hepatology #diagnosis
Evaluation abnormal ... obgyn #obstetrics #hepatology ... #diagnosis #differential
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
- Differential Diagnosis ... Saturation 90%, Abnormal ... Heart Disease Abnormal ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
- Differential Diagnosis ... Cirrhosis • Thrombus ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
of Anemia with Normal ... - Differential Diagnosis ... Anemias (MAHA) - Abnormal ... #Differential #Diagnosis ... Algorithm #Causes #Hematology