62 results
Peripheral Blood Smear Analysis
Hypochromia
Megaloblastic Anemia
Schistocytes: Microangiopathic hemolytic anemia (e.g. DIC, TTP, HUS)
Microspherocytes: Autoimmune hemolytic anemia
Sickled red
Megaloblastic Anemia ... Sickled red cells ... disease Bite cells ... Smear #Analysis #hematology ... #microscopy #interpretation
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... effect following treatment ... Iron deficiency anemia ... Diagnosis #Algorithm #Causes ... #Hematology
Leukoerythroblastosis and myelophthisic anemia can be associated with any marrow-replacing process. In this case, the likely
myelophthisic anemia ... In this case, the ... Leukoerythroblastosis #Hematology ... Pathology #Smear #Microscopy
VEXAS (Vacuoles, E1 enzyme, X-linked, Autoinflammatory, Somatic) Syndrome
Clinical Syndrome:
 • Common Clinical Features: alveolitis, ear and
vasculitis • Hematologic ... Abnormalities: macrocytic anemia ... criteria for 1) hematologic ... NEJM Review: https ... Autoinflammatory #Somatic #rheumatology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... , Target Cells ... #Normocytic #Anemia ... Diagnosis #Algorithm #Causes ... #Hematology
A non-subtle example of true Sezary syndrome.  Patient presented with erythroderma without antecedent history of
of true Sezary syndrome ... mjcascio #Sezary #Syndrome ... #Cells #Clinical ... Pathology #Smear #Microscopy ... #Hematology
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
Myelodysplastic Syndrome ... = funny-shaped cells ... old, ~10,000 new cases ... cytopenias (usually anemia ... #hematology #oncology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Myelodysplastic syndrome ... • Sickle cells ... alcoholism • Burr cells ... Hemolytic uremic syndrome ... #differential #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... hemolysis, deficiency anemia ... Rebound effect from treatment ... Kawasaki, Nephrotic syndrome ... Diagnosis #Algorithm #hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
factor (GCSF) treatments ... abnormal under a microscope ... marrow studies Treatment ... Immunosuppressive treatment ... #diagnosis #hematology