Jefferson University Hospitals


Gamma Knife

Our physicians are able to use the Gamma Knife system to precisely direct radiation to the problem area while sparing healthy tissue.

Gastric Bypass Surgery

Roux-en-Y gastric bypass (or simply gastric bypass) is considered the "gold standard" operation for weight loss.

Gene Therapy

Gene therapy, still in the early research stages, is showing some promise in the treatment of certain types of brain tumors.

Genial Bone Advancement Trephine

GBAT is a surgical option for treating sleep apnea, a disorder that causes brief interruptions of breathing during sleep.

Genioglossus Advancement

The goal of this surgery is to try to enlarge the airway so that you can breathe easier while sleeping.


During a glossectomy, a portion of the tongue is removed with a small area of surrounding normal tongue tissue to ensure that all of the cancer is removed.

Gluten-Free Diet

If you are found to have celiac disease, the only treatment is to follow a gluten-free diet – that is, to avoid all foods that contain gluten.