g-i library

Diseases and Medical Conditions G-I provides down-to-earth, comprehensive definitions of hundreds of ailments and illnesses beginning with the letters G-I. Each listing identifies causes, incidence and risk factors, notes symptoms, outlines tests and discusses treatments and support groups where applicable.

Featured Article: Genital Herpes

Genital herpes is a contagious sexually transmitted viral infection causing painful genital blisters. Learn about genital herpes causes, symptoms, tests, treatment and prevention. See more »

Headache

Headache

Learn about the causes of Headache and treatments for Headache in the Symptoms Dictionary at HowStuffWorks.

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Heart Attack And Acute Coronary Syndrome In-Depth

Heart Attack And Acute Coronary Syndrome In-Depth

Heart attacks and acute coronary syndrome are two common results of heart disease. Learn about heart attacks and acute coronary syndrome causes.

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Heart Failure In-Depth

Get helpful heart disease resources, support, information and contacts on this page.

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Galactosemia

Galactosemia, an inherited enzyme disorder, is the inability to metabolize galactose. Learn about galactosemia causes, symptoms, tests, treatment and prevention.

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Gallbladder Disease

Gallbladder disease is any condition causing improper or cessation of gallbladder functions. Learn about gallbladder disease types, causes, symptoms, tests, treatment and prevention.

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Gallstones

Gallstones are crystalline formations in the gallbladder due to abnormal substance concentration in bile. Learn about gallstones causes, symptoms, tests, treatment and prevention.

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Gallstones And Gallbladder Disease In-Depth

Gallstones and gallbladder disease can cause pain and serious complications. Learn about gallstones and gallbladder disease prevention and treatment.

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Ganglioneuroblastoma

Ganglioneuroblastoma information from HowStuffWorks. Learn about causes, symptoms and treatments of Ganglioneuroblastoma.

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Ganglioneuroma

Ganglioneuroma information from HowStuffWorks. Learn about causes, symptoms and treatments of Ganglioneuroma.

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Gangrene

Gangrene is the death of tissue in part of the body due to blood supply loss, injury or infection. Learn about gangrene causes, symptoms, tests, treatment and prevention.

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Gas Gangrene

Gas gangrene is a severe form of gangrene caused by bacterial infection. Learn about gas gangrene causes, symptoms, treatment and prevention.

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Gastric Cancer

Gastric cancers are malignancies of the stomach and occur as several different types. Learn about gastric cancer causes, symptoms, tests, treatment and prevention.

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Gastric Ulcer

Gastric ulcers are breaks in stomach tissue lining due to a pepsin enzyme and acid imbalance. Learn about gastric ulcer causes, symptoms, tests, treatment and prevention.

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Gastritis

Gastritis is an inflammation of the stomach lining and is caused by a variety of irritants. Learn about gastritis causes, symptoms, tests, treatment and prevention.

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Gastritis - Acute

Acute gastritis is sudden inflammation of the stomach lining. Learn about actute gastritis causes, symptoms, treatment and prevention.

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Gastritis - Chronic

Chronic gastritis is prolonged and persistent stomach lining inflammation from age or bacterial infection. Learn about chronic gastritis causes, symptoms, tests, treatment and prevention.

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Gastroesophageal Reflux Disease

Gastroesophageal reflux disease (GERD) is irritation of the esophagus from partially digested food. Learn about GERD causes, symptoms, tests, treatment and prevention.

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Gastroesophageal Reflux Disease And Heartburn In-Depth

Gastroesophageal reflux disease and heartburn can be painful. Learn about gastropesophageal reflux disease and heartburn prevention and treatment.

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Gastroesophageal Reflux In Infants

Gastroesophageal reflux in infants is the movement of stomach contents up the esophagus in infants. Learn about gastroesophageal reflux in infants causes, symptoms, treatment and prevention.

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Gastrointestinal Perforation

Gastrointestinal perforations are holes in the intestines or stomach requiring emergency surgery. Learn about gastrointestinal perforation causes, symptoms, tests, treatment and prevention.

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