From Longman Dictionary of Contemporary Englishblood countˈblood count noun [countable] 1 HMHBHa medical examination of someone’s blood to see if it contains the right substances in the right amounts2 the number of cells in someone’s blood Her blood count is very low.
Examples from the Corpus
blood count• Complete blood count and erythrocyte sedimentation rate were regularly measured at clinic visits.• The remedy is to take plenty of rest, and wait until your natural red blood count recovers before having more treatment.• His white blood count dropped after the treatment, as expected, but is now back up to pre-transplant levels. 