Browse our Health Library to learn about treatments, conditions, and how Cedars-Sinai can support your healthcare needs.
G6PD deficiency is an inherited condition. It is when the body doesn’t have enough of an enzyme called G6PD. Here's what you need to know about this condition.
Gallbladder cancer starts in the cells that form the gallbladder. Learn more about symptoms, diagnosis, and treatments.
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 ...
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.
Pancreatitis is a disease that causes inflammation and pain in your pancreas, the small organ that produces fluids and enzymes to break down food. This is part of the digestive process. Sometimes a gallstone that gets stuck in the common...
Gallstones are lumps of solid material that form in your gallbladder. They are made when the digestive juice called bile gets hard and stone-like. Gallstones can be as small as a grain of sand or as big as a golf ball. Your gallbladder ...
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.
A ganglion impar block is a type of injection that eases pain. It's used for a variety of health problems that cause pain in the lower pelvis and groin.
Gangrene happens when blood flow to tissues is cut off. This causes the tissue to die.
Everyone has gas. It may be painful and embarrassing, but it is not dangerous. Your body gets rid of gas by burping or by passing it through your rectum. Most people make about 1 to 4 pints of gas a day. It is common to pass gas about 14...
Gastrectomy is surgery to remove part or all of your stomach. It may be done to treat diseases of the stomach, such as cancer. It is also used to treat severe obesity.
Gastric polyps are abnormal growths on the inner lining of your stomach. Most are harmless and don't cause symptoms. But some of them turn into cancer.
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.
Gastric sleeve surgery is a type of weight-loss surgery. This surgery restricts your food intake, which leads to weight loss. You may lose from 50 to 90 pounds.
Gastritis is when your stomach lining gets red and swollen (inflamed). Your stomach lining is strong. In most cases acid does not hurt it. But it can get inflamed and irritated if you drink too much alcohol, eat spicy foods, or smoke.
Gastroenteritis is commonly known as an upset stomach (also called traveler's tummy or stomach flu). This condition is the inflammation of the lining of the stomach and the intestines. It is usually associated with nausea, vomiting, lack...
GERD (gastroesophageal reflux disease) is a digestive disorder. It is caused when gastric acid from your stomach flows back up into your esophagus.
Gastroesophageal reflux (GER) is a digestive disorder. Gastroesophageal refers to the stomach and esophagus. The esophagus is the tube that connects the throat to the stomach. Reflux means to flow back or return.
A gastrointestinal stromal tumor (GIST) is a rare tumor of the gastrointestinal (GI) tract. Learn more about symptoms, diagnosis, and treatments.
Gastroparesis is a stomach disorder. It happens when your stomach takes too long to empty out food. If food stays in your stomach for too long, it can cause problems.
Gaucher disease is a rare genetic disorder passed down from parents to children (inherited). When you have Gaucher disease, you are missing an enzyme that breaks down fatty substances called lipids. Lipids start to build up in certain ...
People having a gelastic seizure (GS) sound like they are laughing or mumbling. This is an uncontrolled reaction caused by unusual electrical activity in the part of the brain that controls these actions.
If you tend to worry a lot, even when there’s no reason, you may have generalized anxiety disorder or GAD. Medicine and lifestyle changes can help.
Generalized anxiety disorder (GAD) is a mental health problem. A child with GAD has a lot of worry and fear that seems to have no real cause.
A generalized seizure starts when all areas of the brain are affected by an abnormal electrical impulse. In some cases, the seizure may begin as a partial, or focal, seizure. These seizures may affect only part of the body. Then they may...
GERD, or gastroesophageal reflux disease, is a long-term (chronic) digestive disorder. It happens when stomach contents flow back up (reflux) into the food pipe (esophagus).
Germ cells form as a baby grows in the womb. The cells usually form the eggs (ova) in females and the sperm in males. Germ cell tumors are made up of these underdeveloped cells. The tumors may be cancer (malignant) or not cancer (benign).
Gestational diabetes is a type of diabetes that happens during pregnancy. The symptoms of gestational diabetes usually go away after delivery. But sometimes they do not, or you may develop type 2 diabetes later.
Gestational hypertension is high blood pressure in pregnancy. It occurs in about 3 in 50 pregnancies.
Gestational trophblastic disease (GTD) represents a spectrum of diseases characterized by the abnormal growth of trophoblastic tissue. Trophoblasts are special cells that develop from a fertilized egg at conception, and develop into the ...