28 results
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Myelodysplastic syndrome ... Liver diseases, Bleeding ... Hemolytic uremic syndrome ... key #diagnosis #differential ... #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Volume (MCV) - Differential ... 80 fL) • Iron Deficiency ... 80-100 fL) • Bleeding ... Classification #Differential ... Algorithm #Causes #Hematology
Pancytopenia - Differential Diagnosis

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

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Pancytopenia - Differential ... Diseases: • GATA2 deficiency ... • Fanconi’s anemia ... Wiskott-Aldrich syndrome ... #Diagnosis #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... Acute hemolysis, deficiency ... anemia, Rebound ... Kawasaki, Nephrotic syndrome ... Diagnosis #Algorithm #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Thrombocytopenia - Differential ... Megakaryopoiesis • Aplastic Anemia ... • Folate Deficiency ... Non-lmmune: • HELLP Syndrome ... Algorithm #Causes #Hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Microcytic" • Iron deficiency ... , Folate deficiency ... Myelodysplastic syndrome ... morphologic #mcv #differential ... diagnosis #causes #hematology
Iron Deficiency Anemia - Differential Diagnosis Algorithm

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

 • Blood loss:
Iron Deficiency ... Anemia - Differential ... Gastrectomy, WHDA syndrome ... #Anemia #Differential ... Algorithm #ferritin #hematology
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
Differential diagnosis ... • Severe B12 deficiency ... macroangiopathic hemolytic anemia ... " • HELLP syndrome ... #diagnosis #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Volume (MCV) - Differential ... • Dietary Deficiency ... Myelodysplastic Syndromes ... B12 and Folate Deficiency ... Algorithm #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis - Differential ... malignancies • Anemia ... specifically: iron deficiency ... Myelodysplastic syndrome ... Diagnosis #Causes #hematology