32 results
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Corpuscular Volume (MCV ... • Bleeding • Hemolysis ... (>100 fL) • B12 ... #MCV #Classification ... Algorithm #Causes #Hematology
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
Algorithmic Approach to Anemia ... -100): • Non-hemolytic ... , CKD • Hemolytic ... Folate deficiency, B12 ... Differential #Diagnosis #hematology
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
syndrome (ST-HUS ... crisis • Severe B12 ... anemia" • HELLP ... syndrome • Catastrophic ... differential #diagnosis #hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
of chronic inflammation ... of chronic kidney ... Megaloblastic: Vitamin B12 ... Myelodysplastic syndrome ... diagnosis #causes #hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Corpuscular Volume (MCV ... RA, SLE, PRV, Chronic ... Bleed • Hemolysis ... Microangiopathic Hemolytic ... Algorithm #Causes #Hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
RBCs on Smear • Chronic ... Reticulocytes, MCV ... Deficiency • B12 ... • Anemia of Chronic ... Algorithm #Causes #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... blood loss, Acute hemolysis ... , deficiency anemia ... • Infections: Chronic ... Diagnosis #Algorithm #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
loss), Vitamin B12 ... deficiencies: Chronic ... Retroperitoneal, Uterine • Hemolysis ... Microangiopathic hemolytic ... Production #Index #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
, Chronic disease ... Macrocytic RBC: Vitamin B12 ... Microangiopathic Hemolytic ... Cold autoimmune hemolytic ... differential #diagnosis #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Corpuscular Volume (MCV ... - Low Serum B12 ... - Low Serum B12 ... Myelodysplastic Syndromes ... Algorithm #Causes #Hematology