74 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
, Chronic disease ... myeloma Rouleaux: Chronic ... Multiple myeloma, Chronic ... #differential #diagnosis ... #hematology #microscopy
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential Diagnosis ... Artifact (redo CBC ... Infectious: • Acute ... disorders • Celiac disease ... Iron deficiency anemia
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential Diagnosis ... Blood Loss • Acute ... • Anemia of Chronic ... Disease • Marrow ... Algorithm #Causes #Hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
- Differential Diagnosis ... RA, SLE, PRV, Chronic ... Normal RBCs • Acute ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Diagnostic Framework ... disease, Acute ... Alcohol use, Liver disease ... #differential #diagnosis ... #causes #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
deficiencies: Chronic ... kidney disease, ... Index > 3: • Acute ... Production #Index #hematology ... #diagnosis #calculation
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
- Differential Diagnosis ... Fatigue • Acute ... Age > 50 • Chronic ... Algorithm #Causes #Hematology ... #Oncology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell (RBC ... Malignant tumors, Acute ... coagulopathy (DIC) #RBC ... Morphology #Atlas #key #diagnosis ... #differential #hematology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
- Differential Diagnosis ... Autoimmune hepatitis, PBC ... stone, Malignancy, PBC ... > 2 • NASH, Chronic ... injury: > 3 • Chronic
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
- Differential Diagnosis ... , deficiency anemia ... Vasculitides, IBD, Celiac disease ... • Infections: Chronic ... #Differential #Diagnosis