13 results
Algorithm for workup of thrombocytopenia based on observation of the peripheral blood film. 
TTP/HUS indicates thrombotic
Algorithm for workup ... thrombocytopenic purpura/hemolytic ... thrombocytopenia, Hematology ... #Diagnosis #Differential ... Thrombocytopenia #Evaluation
Pancytopenia - Differential Diagnosis Algorithm
 • 12-13 g/dL,
 • ANC < 1800/uL,
 • platelet < 150,000/uL

Initial
/uL Initial Workup ... diff, BMP, uric acid ... ↑ Destruction (hemolysis ... Diagnosis #Algorithm #hematology ... #workup
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
Vitamin B12 and/or folate ... Probable bone marrow disorder ... Underproduction #Algorithm #hematology ... #diagnosis #differential ... #workup
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
Approach to Anemia - Differential ... -100): • Non-hemolytic ... anemia, CKD • Hemolytic ... Megaloblastic: Folate ... #Diagnosis #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential ... Consider RBC membrane disorder ... #Anemia #Differential ... Diagnosis #Algorithm #workup ... #hematology #testing
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... during medical evaluation ... or workup for specific ... #Algorithm #Differential ... #diagnosis #hematology
Etiologies of Folate Deficiency
 • Decreased dietary intake - uncommon in this era
 • Increased requirements
Etiologies of Folate ... pregnant have hemolytic ... Alcoholics have an inability ... deficiency #FolicAcid #differential ... #diagnosis #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... Diagnosis and Workup ... - Bone marrow evaluation ... #Differential # ... #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory Evaluation ... hemorrhage and hemolysis ... WBC count and differential ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Vitamin B12 or Folate ... Microangiopathic Hemolytic ... Unstable hemoglobin disorders ... RBC #Morphology #differential ... #diagnosis #hematology