137 results
Peripheral Blood Smear Analysis
Hypochromia
Megaloblastic Anemia
Schistocytes: Microangiopathic hemolytic anemia (e.g. DIC, TTP, HUS)
Microspherocytes: Autoimmune hemolytic anemia
Sickled red
Peripheral Blood ... Sickled red cells ... #Peripheral #Blood ... Smear #Analysis #hematology ... #microscopy #interpretation
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - Differential ... Reactive: • Anemia ... /blood loss (Fe ... deficiency) • Infection ... causes #Platelets #hematology
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... - Differential ... Hypersplenism, Infection ... #Differential # ... Diagnosis #Algorithm #hematology
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Pancytopenia - Differential ... and non-hematologic ... malignancies • Infection ... Toxins • Aplastic Anemia ... #Neutropenia #Differential
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
the peripheral blood ... (e.g. cancer, infection ... G6PD deficiency), Infections ... Production #Index #hematology ... #anemia #differential
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell ( ... • Sickle cells ... alcoholism • Burr cells ... key #diagnosis #differential ... #hematology
Causes of Hemolytic Anemia - Differential Diagnosis
Inherited
 • Membrane
 • Internal
    - Hemoglobin
Causes of Hemolytic Anemia ... - Differential ... Internal - Infectious ... #Differential # ... Diagnosis #Causes #hematology
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
Peripheral blood ... microangiopathic hemolytic anemia ... polychromatophilic cells ... #Hematology #Pathology ... #Smear #Microscopy
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... → Refer to hematology ... : Acute blood loss ... hemolysis, deficiency anemia ... Thrombocytosis #Platelets #Differential
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
- Differential ... • Peripheral blood ... History • Bite cells ... Fevers, DAT (-) → Infection ... #Differential #