The K-Zone: Biophysical data tables: haematology

This table gives the normal range -- that is, the range into which measurements on about 95% of adults fall -- of measurements of various haematological values in normal subjects.

QuantityValueUnits
Basophils0.01-0.10x109/l
Bleeding time (Ivy)< 11minutes
Body fluid, total50 (lean)-70 (obese)% bodyweight
Body fluid, intracellular30-40% bodyweight
Body fluid, extracellular20-30% bodyweight
Blood volume, red cells25-35 (M), 20-30 (F)ml/kg
Blood volume, plasma40-50ml/kg
Cyanocobalamin (vitamin B12)160-925ng/l
Eosinophils0.04-0.40x109/l
Erythrocyte sedimentation rate (ESR)< 6 (normal), 6-20 (suspicious), > 20 (abnormal)mm/hour
Fibrinogen1.5-4.0g/l
Folate, serum2-20ug/l
Folate, red cell> 100ug/l
haematocrit40-54 (M), 35-47 (F)% blood volume
Haemoglobin13-18 (M), 11.5-16.5 (F)g/dl
Haptoglobin0.3-2.0g/l
Leucocytes, total4.0-11x109/l
Lymphocytes1.0-3.5x109/l
Mean corpuscular haemoglobin (MCH)27-32pg
Mean corpuscular haemoglobin concentration (MCHC)30-35g/dl
Mean corpuscular volume (MCV)78-98fl
Monocytes0.2-0.8x109/l
Packed cell volume (PCV)See 'haematocrit
Platelets150-400x109/l
Prothrombin time11-15sec
Red cells4.5-6.5 (M), 3.8-5.8 (F)x1012/l
Red cell life span (mean)120days
Red cell half life (by Cr-51)25-35days
Reticulocytes10-100x109/l
Neutrohils2.5-7.5x109/l

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