27 results
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... malignancies • Anemia ... (specifically: iron ... Diagnosis #Causes ... #hematology #secondary
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential ... malignancy • Iron ... deficiency anemia ... #Causes #Hematology
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Causes of Neutropenia ... Diagnosis Algorithm ... Toxins • Aplastic Anemia ... Myelodysplasia Nutritional deficiency ... #Causes #Hematology
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Differential Diagnosis ... Reactive: • Anemia ... blood loss (Fe deficiency ... Diagnosis #causes ... #Platelets #hematology
Iron Deficiency Anemia - Differential Diagnosis Algorithm

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

 • Blood loss:
Iron Deficiency ... Anemia - Differential ... Gastrectomy, WHDA syndrome ... #Deficiency #Anemia ... #ferritin #hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
• Microcytic - Iron-deficiency ... , Thalassemia, Iron-deficiency ... , Pulmonary emboli ... #differential # ... hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Volume (MCV) - Differential ... Diagnosis Algorithm ... Volume (<80 fL) • Iron ... #Causes #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 ... #hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Microcytic" • Iron ... Myelodysplastic syndrome ... morphologic #mcv #differential ... #diagnosis #causes ... #hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential ... Diagnosis Algorithm ... MCH, MCHC, Serum Iron ... Deficiency • ... #Causes #Hematology