29 results
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Myelodysplastic syndrome ... PD deficiency, Pulmonary ... uremic syndrome ... key #diagnosis #differential ... #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
anemia): ... • Intrinsic RBC ... Extravascular #Causes #differential ... #diagnosis #hematology ... #anemia
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Microangiopathic Hemolytic ... spherocytosis, Autoimmune hemolytic ... Cold autoimmune hemolytic ... #Morphology #differential ... #diagnosis #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential ... ARUPConsult @ARUPLabs #Hemolytic ... #Anemia #Differential ... Algorithm #workup #hematology
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
- Differential ... , CKD • Hemolytic ... Spherocytosis, G6PD, PK, HbC ... Non-megaloblastic: Liver disease ... #Diagnosis #hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Drug-associated, PCH, Evans Syndrome ... Defects: Sickle cell anemia ... #Differential # ... Diagnosis #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Volume (MCV) - Differential ... Myelodysplastic Syndromes ... Cells, Normal WBCs ... • Liver Disease ... Algorithm #Causes #Hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
Chronic kidney disease ... Retroperitoneal, Uterine • Hemolysis ... Microangiopathic hemolytic ... Production #Index #hematology ... #anemia #differential
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Congenital Diseases ... deficiency • Fanconi’s anemia ... Wiskott-Aldrich syndrome ... Antibody-mediated hemolysis ... #Diagnosis #Hematology
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
extravascular) hemolysis ... athletic training, Pulmonary ... Gastrectomy, WHDA syndrome ... Structural: Celiac disease ... Algorithm #ferritin #hematology