Causes of Isolated Neutropenia - Differential Diagnosis Algorithm

Congenital

Medications

 • Anticonvulsants

 • Antibiotics

 • Antithyroid

 • Antihypertensive

 • Antirheumatic

 • Antistroke

 • Antipsychotic

 • Antineoplastic

Viral Infection

 • Epstein-Barr Virus

 • Cytomegalovirus

 • Childhood viruses

 • HIV

 • Influenza

Idiopathic - Chronic

Increased Consumption - Septicemia

 • Gram Positive Bacteria

 • Gram Negative Bacteria

Increased Destruction

 • Systemic Lupus Erythematosus

 • Rheumatoid Arthritis



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