NEUTROPHILIA
BENIGN:
Secondary:
Infections (Pyogenic bacterial, Fungal, Viral)
Inflammation (Trauma, Infarction, Burns, Vasculitis, Rheumatoid disease)
Acute haemorrhage
Acute haemolysis
Metabolic disease (Acidosis, Uraemia, Gout, Eclampsia)
Drugs (Corticosteroids, Tetracyclines, Lithium, Growth factors, Adrenaline, Hormones, ATRA)
Toxins (Venom, Cigarette)
Non-haematological neoplasms (Carcinomas)
Post-splenectomy, Asplenia, Hyposplenism
Primary:
Hereditary
Chronic idiopathic
Familial myeloproliferative disease
Leukaemoid reaction associated with congenital anomalies
Leukocyte adhesion deficiency type I and II
Familial cold urticaria and leukocytosis
MALIGNANT:
Myeloproliferative neoplasms (CML, PMF, PV, CNL)
MDS/MPN