Many haematological and biochemical parameters as haemoglobin, total leukocytes count, differential leucocytes count, random blood sugar, SGPT & SGOT, Serum total bilirubin,serum direct bilirubin, ALKP, total protein, albumin, creatinine, sodium, potassium, urea, platelets, calcium were taken into study.Random blood sugar, urea level, haemoglobin, and alkaline phosphatase level were found to be significantly different in the serum ofearly and late-stage breast cancer patients. This evidence concerns the gene GPT and breast cancer.