Normal Findings of Total White blood cells
Adult/Child > (greater than) 2 years: 5000-10,000
Neutrophils
55%-70% Absolute: 2500-8000
Lymphocytes
20%-40%Absolute: 1000-4000
Monocytes
2%-8%Absolute: 100-700
Eosinophils
1%-4% Absolute: 50-500
Basophils
0.5%-1%Absolute: 25-100
Possible Critical values
WBC Count less than 25,000 or greater than 30,000
Drugs that may cause increased WBC levels
adrenaline, allopurinol, aspirin, chloroform, epinephrine, heparin, quinine, steroids, and triamterene.
Drugs that may decrease WBC levels
antibiotics, anticonvulsants, antihistamines, antimetabolites, antithyroid drugs, arsenicals, barbiturates, chemotherapeutic agents, diuretics, and sulfonamides.