如果要做化療,是否當天抽血檢驗,還是在化療前幾天抽血檢驗?(10分)

both ok.
some private dr. would ask the lab to do an urgent blood count for their patient.. and after seeing the report (if white cell count is ok), then they will do the chemo for the patient.
the blood test takes around 1 hour for most lab.