8 results
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
Evaluate an Abnormal APTT ... : Is the PT or APTT ... Anticoagulants (Vitamin ... to identify the cause ... prolonged #diagnosis #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
: INR/PT, aPTT(liver ... changes), high MCV anemia ... vegan, gastric bypass ... or if a primary hematologic ... #Workup #hematology
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... Early vitamin K ... Pre-analytical cause ... Severe vitamin K ... #differential #hematology
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Causes include : ... Pre-analytical cause ... ) • Severe vitamin ... #Prolonged #Causes ... #differential #hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Framework for Anemia ... thalassemia • Anemia ... Megaloblastic: Vitamin ... differential #diagnosis #causes ... #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
disorders, or other causes ... - Hemolytic anemia ... Corticosteroids - Vitamin ... Differential #Diagnosis #hematology ... #nonpalpable #dermatology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
prolonged after Vitamin ... Acquired: • Mild vitamin ... discern these causes ... DIC • Severe vitamin ... Differential #Diagnosis #Hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
group of disorders caused ... skin that are caused ... Out Secondary Causes ... • Nutritional: vitamin ... Syndromes #diagnosis #hematology