35 results
Peripheral Blood Smear Analysis
Hypochromia
Megaloblastic Anemia
Schistocytes: Microangiopathic hemolytic anemia (e.g. DIC, TTP, HUS)
Microspherocytes: Autoimmune hemolytic anemia
Sickled red
(e.g. ... Sickled red cells ... : Sickle cell disease ... Bite cells: G6PD ... Smear #Analysis #hematology
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Increased red cell ... Hemolysis #Hemolytic #Anemia ... #Algorithm #Differential ... #Causes #Workup ... #Hematology #Diagnosis
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Chemotherapy (e.g ... Liver disease, Etc ... valve induced, Etc ... RBC #Morphology #differential ... #diagnosis #hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Volume (MCV) - Differential ... • Secondary (e.g ... , Target Cells ... #Differential # ... Algorithm #Causes #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Megakaryopoiesis • Aplastic Anemia ... Toxic Damage (e.g ... Displacement (e.g ... Foreign Surface (e.g ... Algorithm #Causes #Hematology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
- Markers and Differential ... Pelger-Huet, Macrocytic anemia ... o CML - bcr-able ... Blood #Disorders #hematology ... #Markers #Differential
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... (usually IgM) (e.g ... deficiencies (e.g ... Extravascular #Causes #differential ... #diagnosis #hematology
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
microangiopathic hemolytic anemia ... non-specific red cell ... polychromatophilic cells ... count, D-dimer, egg ... #Hematology #Pathology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
infiltration (e.g ... Marrow suppression (e.g ... . sickle cell anemia ... Production #Index #hematology ... #anemia #differential
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Volume (MCV) - Differential ... Iron Deficiency (Eg ... Other • e.g ... HgbE, HgbC, etc. ... Algorithm #Causes #Hematology