24 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... plateletcount), peripheral blood ... PT, aPTT(liver disease ... bypass), LFT (liver disease ... #Workup #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Artifact (redo CBC ... • Rheumatic disorders ... • Celiac disease ... effect following treatment ... #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... : Acute blood loss ... Rebound effect from treatment ... Diagnosis #Algorithm #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Algorithm Normal Blood ... • Small Bowel Disorder ... Myelodysplastic Syndromes ... Cells, Normal WBCs ... #Hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell ( ... Atlas • Microcytic ... Myelodysplastic syndrome ... #Morphology #Atlas ... #differential #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... • Peripheral blood ... evaluation or workup ... glucocorticoid treatment ... Differential #diagnosis #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Red Blood Cell ( ... , McLeod blood group ... Unstable hemoglobin disorders ... differential #diagnosis #hematology ... #microscopy #atlas
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Diagnosis Algorithm Blood ... Anemia of Chronic Disease ... Membrane Disorder ... Diagnosis #Algorithm #Causes ... #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... ) - HELLP syndrome ... lymphoproliferative disorders ... • Intrinsic RBC ... differential #diagnosis #hematology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... blasts and high WBC ... count cause hyperviscosity ... • Lab values: WBC ... diagnosis #management #hematology