Tests & Procedures

Tests and Procedures: G

  • Galactosemia

    This test looks for enzyme activity in the red blood cells in your child’s blood. It can help diagnose galactosemia, a rare inherited disorder.

  • Gallbladder Scan

    A gallbladder scan is an imaging test to look at your gallbladder and see how well it is working. This test may also be called a liver-biliary scan because the healthcare provider often looks at the liver at the same time. The liver is near the gallbladder and works closely with it.

  • Gallium Scan

    A gallium scan is a medical imaging test. Your healthcare provider may recommend it to look for and help treat certain health conditions. It is a type of nuclear medicine scan.

  • Gamma Knife Radiosurgery

    Gamma Knife uses very precise beams of gamma rays to treat an area of disease (lesion) or growth (tumor). It’s most often used in the brain.

  • Gamma-Glutamyl Transpeptidase

    This test looks for an enzyme called gamma-glutamyl transpeptidase in your blood. The test can help find out whether you have liver damage.

  • Gastric Banding Surgery for Teens

    Gastric banding is a form of weight-loss (bariatric) surgery. It’s used to treat people with severe obesity who haven’t been able to lose weight through diet and exercise alone. It’s most often done in adults. But in some cases it may be a treatment choice for a teen.

  • Gastric Restrictive Surgery

    Gastric restrictive surgery is a type of bariatric surgery or weight loss surgery. It limits the amount of food you can eat. This surgery may be used to treat severe obesity when diet, exercise, and medicine have failed.

  • Gastrin

    This test measures the amount of the hormone gastrin in your blood. You may need this test if you have recurrent peptic ulcers.

  • Gene Mutation for Cystic Fibrosis in Newborns (Blood)

    This test looks for cystic fibrosis in newborn babies. People with CF tend to develop chronic lung disease and are at risk for lung infections.

  • Giardia Antigen (Stool)

    This is a stool sample test to look for the parasite Giardia intestinalis, which causes an infection of the small bowel called giardiasis or travelers’ diarrhea.

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