26 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Iron deficiency anemia ... , Chronic disease ... myeloma Rouleaux: Chronic ... Multiple myeloma, Chronic ... differential #diagnosis #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Poisoning • Anemia ... of Chronic Disease ... of Chronic Disease ... Algorithm #Causes #Hematology
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
Anemia - Underproduction ... - Anemia of chronic ... of chronic kidney ... disease - Vitamin ... Underproduction #Algorithm #hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
of chronic inflammation ... of chronic kidney ... disease, Acute ... Alcohol use, Liver disease ... diagnosis #causes #hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Overall Approach to Anemia ... RBCs on Smear • Chronic ... • Anemia of Chronic ... Disease • Marrow ... Algorithm #Causes #Hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
of chronic inflammation ... deficiency (including chronic ... deficiencies: Chronic ... kidney disease, ... Production #Index #hematology
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Arteritis temporalis (giant-cell ... - Kawasaki disease ... and infectious diseases ... syndrome induced by chronic ... Vessels #Diagnosis #Rheumatology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Polycythemia Vera • Chronic ... : • Acute or Chronic ... disorders • Celiac disease ... Iron deficiency anemia ... Algorithm #Causes #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... hemolysis, deficiency anemia ... Inflammatory Conditions: Rheumatologic ... Vasculitides, IBD, Celiac disease ... • Infections: Chronic
Multiple Myeloma and Monoclonal Gammopathies
C - HyperCalcemia- calcium > 11 mg/dL / >1 mg/dL the ULN
R
ULN R - Renal disease ... 40 ml/min A - Anemia ... chain deposition disease ... MGUS #diagnosis #hematology ... #oncology