In blood transfusion and transplantation, a situation in which the donor and recipient are the same person. Patients scheduled for non-emergency surgery may be autologous donors by donating blood for themselves that will be stored until the surgery. An autologous graft is a graft (such as a graft of skin) that is provided for oneself.
Arising from within or from a thing itself.
see Autologous bone
Example: Autogenous nerve grafting