38 results
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
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
to have 50% of normal ... the test to be normal ... PT and/or aPTT) ... Study #diagnosis #hematology ... pathophysiology #hematology
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Causes of Prolonged ... Prolonged PT (INR), Normal ... PTT, Normal PT ... , Normal PT (INR ... #Hematology #coagulation
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
hilus is in a normal ... caused by Streptcoccus ... #Clinical #Radiology ... #CXR #AirBronchogram ... #RadiologyAssistant
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 ... Hemoglobinopathy - Normal ... #Hematology
Hilar enlargement
The table summarizes the causes of hilar enlargement.
Normal hili are:
- Normal in position - left
summarizes the causes ... Normal hili are: ... - Normal in position ... Equal density - Normal ... #CXR #HilarEnlargement
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... Pre-analytical cause ... Jcortesizaguirr #Abnormal ... #Causes #diagnosis ... #differential #hematology
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Prolonged PT and aPTT ... the PT and the aPTT ... Causes include : ... amyloidosis #Abnormal ... #differential #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Diagnosis Algorithm Normal ... Target Cells, Normal ... WBCs - Normal ... Deficiency - Abnormal ... #Hematology
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Deficiency) Ferritin normal ... decreased, TIBC normal ... , TIBC Normal - ... Increased HgbA2, Normal ... #Hematology