Learn about this cancer that begins in the gallbladder. Treatment most often involves surgery. Chemotherapy and radiation therapy may be options.
Disease
Ganglion cyst
These fluid-filled, noncancerous lumps most often appear on wrists, hands or feet.
Disease
Germ cell tumors
Learn about these tumors that form from reproductive cells. Explore treatment options, including surgery, chemotherapy and radiation therapy.
Disease
Giant cell arteritis
Headache, jaw pain with chewing, and scalp tenderness are the most common symptoms of this inflammation of the lining of the arteries.
Disease
Hairy cell leukemia
This slow-growing cancer doesn't always need treatment right away. For people who need treatment, it most often starts with chemotherapy
Disease
Head and neck cancers
Learn about innovative treatment for throat cancers, mouth cancers, tongue cancers, tonsil cancers and other cancers that affect the head and neck.
Disease
Headaches in children
Find out more about this condition, which may or may not be serious. Headaches can often be managed with medicines and healthy habits.
Disease
Hepatitis C
Many people with this infection don't know they have it. Find out about symptoms and treatment for this liver disease that can be dangerous.
Disease
Hepatocellular carcinoma (HCC)
Learn about the symptoms, diagnosis and treatment for this type of liver cancer.
Disease
High blood pressure in children
Children can develop high blood pressure for the same reasons adults do — excess weight, poor nutrition and lack of exercise.
Disease
High cholesterol
The body needs some cholesterol to build healthy cells. But high cholesterol can raise the risk of heart disease. Lifestyle changes and medicines can help.
Disease
Hilar cholangiocarcinoma
Learn about how this type of bile duct cancer is diagnosed and treated.