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Gallstones
Gallstones are hardened deposits that form inside the gallbladder, a small organ that stores bile to help digest fat. Some stones cause…
Gamete Intrafallopian Transfer
Gamete intrafallopian transfer (GIFT) is a fertility treatment in which eggs and sperm are placed directly into a fallopian tube instead of…
Gas Gangrene
Gas gangrene, also called clostridial myonecrosis, is a rare but rapidly spreading infection of muscle and nearby tissue. Bacteria damage muscle while…
Gastric Outlet Obstruction
Gastric outlet obstruction is a partial or complete blockage where the stomach empties into the duodenum, the first part of the small…
Gastritis
Gastritis is inflammation or irritation of the protective lining inside the stomach. It can affect people of any age and may be…
Gastroenterology
Diagnosis and treatment for conditions affecting the digestive system, from the esophagus to the liver and pancreas.
Gastroesophageal Reflux Disease
Gastroesophageal reflux disease (GERD) occurs when stomach contents repeatedly flow back into the esophagus, the tube that carries food to the stomach.…
General Surgery
Surgical treatment for abdominal and general conditions, from appendectomy to hernia repair and gallbladder removal.
Generalized Anxiety Disorder
Generalized Anxiety Disorder (GAD) is a recognized mental health condition involving ongoing, excessive worry about everyday matters. The worry is difficult to…
Genioplasty
Genioplasty is surgery to change the size, shape, or position of the chin. Unlike nonsurgical chin enhancement, which may use injectable fillers…
Genital Herpes
Genital herpes is a common sexually transmitted infection caused by herpes simplex virus type 1 (HSV-1) or type 2 (HSV-2). It can…
Genital Warts
Genital warts are growths caused by certain types of human papillomavirus (HPV). They can affect the genitals, anus, or nearby skin and…
Geriatrics
Comprehensive medical care for older adults, focused on managing multiple conditions, medications, and age-related changes together.
Gestational Diabetes
Gestational diabetes is high blood glucose that develops during pregnancy in someone who did not already have diabetes. It usually happens when…
Ggt Blood Test
A GGT blood test measures the amount of gamma-glutamyl transferase in a sample of blood. This enzyme is also called gamma-glutamyl transpeptidase…
Giardiasis
Giardiasis is an infection caused by the Giardia parasite, which usually affects the small intestine. Some people have no symptoms, while others…
Gigantism
Gigantism is a rare growth disorder that causes unusually rapid and excessive height gain during childhood. It develops when the body produces…
Gingivitis
Gingivitis is inflammation of the gums, often caused by plaque, a sticky film of bacteria that builds up around the teeth. It…
Glanders
Glanders is a serious bacterial infection caused by Burkholderia mallei. It mainly affects horses and related equids, including donkeys and mules. Rarely,…
Glaucoma
Glaucoma is a group of eye diseases that damage the optic nerve, which carries visual information from the eye to the brain.…
Glioblastoma
Glioblastoma is an aggressive primary brain cancer that can grow into nearby brain tissue. Glioblastoma multiforme is an older name for this…
Gliomas
Gliomas are tumors that begin in glial cells, which support nerve cells in the brain or spinal cord. Some gliomas grow slowly,…
Glomerulonephritis
Glomerulonephritis is inflammation of the glomeruli, the tiny blood-filtering units inside the kidneys. This inflammation can make it harder for the kidneys…
Gonococcal Infection
Gonococcal infection is an infection caused by the bacterium Neisseria gonorrhoeae, commonly called gonorrhea. It can affect the urethra, cervix, vagina, rectum,…
