This manuscript includes two departments in hospital one is Blood bank and other is Oncology, Generally, A blood bank is a center where blood gathered as a result of blood donation is stored and preserved for later use in blood transfusion. The term "blood bank" typically refers to a division of a hospital where the storage of blood products occurs and where proper testing is performed and the second title is "Oncology" is a branch of medicine that deals with the prevention, diagnosis, and treatment of cancer. A medical professional who practices oncology is an oncologist. The name's etymological origin is the Greek word ¿¿¿¿¿, meaning "tumor", "volume" or "mass" and the word ¿¿¿¿¿, meaning "study".