Tuesday, in France, doctor had performed the world’s third partial face transplant on the 29-year-old man whose face was disfigured by severe tumors, giving him a new nose, mouth and chin and replacing part of his cheeks.

The operation took 15 hours to remove  removed most of the tumors from the patient's face he suffered from a genetic condition known as neurofibromatosis, which causes tumors to grow on nerve tissue throughout the body, he had undergone some 30 to 40 operations over 10 years to try to improve his face’s appearance.

"The patient is doing well from a surgical point of view," chief surgeon Dr. Laurent Lantieri said at a news conference in Paris. ”We will have to wait many months for the results” the Dr added. the operation was carried at Henri-Mondor hospital in the Paris suburb of Creteil.

The patient remained sedated Tuesday, and still had not seen a picture of himself. The doctor did not release any information about the patient or the donor, seeking to protect their privacy