14 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
) Morphology Microcytic ... Chemotherapy (e.g ... #Morphology #differential ... #diagnosis #hematology ... #microscopy #atlas
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell (RBC ... ) Morphology Atlas ... #Morphology #Atlas ... #key #diagnosis ... #differential #hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
- Differential Diagnosis ... • Secondary (e.g ... RA, SLE, PRV, Chronic ... Bleed • Hemolysis ... Algorithm #Causes #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... anemia): ... uremic syndrome ... • Intrinsic RBC ... #hematology #anemia
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
- Differential Diagnosis ... Increased Requirement (e.g ... Myelodysplastic Syndromes ... #Macrocytosis #elevatedMCV ... Algorithm #Causes #Hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
transform into a RBC ... Microangiopathic hemolytic ... RBC defects (e.g ... Production #Index #hematology ... #diagnosis #calculation
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
- Differential Diagnosis ... Causes: Chronic ... #Macrocytosis #elevatedMCV ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential Diagnosis ... other reproducible morphologic ... #Anemia #Differential ... #workup #hematology
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic ... acute blood loss, hemolysis ... of substrate (e.g ... #Algorithm #Diagnosis ... #Workup #Hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
- Differential Diagnosis ... malignancies • Anemia ... iron deficiency, hemolysis ... Myelodysplastic syndrome ... #Causes #hematology