189 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... - Differential Diagnosis ... Hypersplenism, Infection ... #Differential #Diagnosis ... #Algorithm #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential Diagnosis ... Myelofibrosis Infectious ... effect following treatment ... Iron deficiency anemia ... #Differential #Diagnosis
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
- Differential Diagnosis ... and non-hematologic ... malignancies • Infection ... Toxins • Aplastic Anemia ... #Differential #Diagnosis
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
: • Recurrent infections ... Diagnosis: • Pancytopenia ... Treatment: • Consider ... #diagnosis #management ... #treatment #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
infiltration (e.g ... . cancer, infection ... G6PD deficiency), Infections ... Production #Index #hematology ... #diagnosis #calculation
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
- Differential Diagnosis ... Reactive: • Anemia ... deficiency) • Infection ... Sepsis • Non-infectious ... causes #Platelets #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Microangiopathic hemolytic anemia ... spherocytosis) • Infections ... #differential #diagnosis ... #hematology #anemia
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
- Differential Diagnosis ... Macroangiopathic, Infections ... aciduria, Drugs (e.g ... #Differential #Diagnosis ... #hematology
Causes of Hemolytic Anemia - Differential Diagnosis
Inherited
 • Membrane
 • Internal
    - Hemoglobin
Causes of Hemolytic Anemia ... - Differential Diagnosis ... Internal - Infectious ... #Hemolytic #Anemia ... #Causes #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
- Differential Diagnosis ... → Refer to hematology ... hemolysis, deficiency anemia ... Rebound effect from treatment ... #Differential #Diagnosis