30 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 ... (e.g. ... Bite cells: G6PD deficiency ... #Peripheral #Blood ... Smear #Analysis #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
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
infiltration (e.g ... Marrow suppression (e.g ... Intrinsic RBC defects (e.g ... , G6PD deficiency ... Production #Index #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Algorithm Normal Blood ... • Dietary Deficiency ... Increased Requirement (e.g ... Myelodysplastic Syndromes ... Algorithm #Causes #Hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell ( ... Microcytic - Iron-deficiency ... Myelodysplastic syndrome ... Hemolytic uremic syndrome ... #differential #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Red Blood Cell ( ... RBC: Pyridoxine deficiency ... Chemotherapy (e.g ... disease, McLeod blood ... differential #diagnosis #hematology
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
inflammation) • Iron deficiency ... Megaloblastic: Folate deficiency ... , B12 deficiency ... aciduria, Drugs (e.g ... Differential #Diagnosis #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
80 fL) • Iron Deficiency ... Chronic Disease (e.g ... 100 fL) • B12 Deficiency ... • Folate Deficiency ... Algorithm #Causes #Hematology
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
RBC>13 • Iron Deficiency ... (Eg Causes: Chronic ... Blood Loss, Occult ... Other • e.g ... Algorithm #Causes #Hematology
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 ... G6PD deficiency) ... differential #diagnosis #hematology