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The symptoms of gallbladder cancer usually don't occur until the tumor is big or the cancer has spread. Learn about the symptoms of this type of cancer.

Goodpasture syndrome is a rare autoimmune disease that affects the lungs and kidneys. Normally, the immune system makes antibodies to fight off germs. With Goodpasture syndrome, however, the immune system mistakenly makes antibodies that attack the lungs and kidneys. This condition can quickly progress to glomerulonephritis and kidney failure.

This test finds out whether you have a bacterial infection. The test can be used on various bodily fluids, such as blood and urine.

Read on for tips to help keep your children from smoking.

Detailed information on hair loss and hair replacement surgery.

The stage of a cancer is how much and how far the cancer has spread in your body. Different head and neck cancers are staged in different ways. Learn about the stages of some of the more common types of head and neck cancer.

Learn about how surgery is used to treat head and neck cancer, and what to expect before and after surgery.

Many of the symptoms of head and neck cancer can be caused by other health problems. But it's important to see your healthcare provider if you have these symptoms.

Read about the many devices available to help improve communication for people with speech or hearing problems.

HELLP syndrome is a rare but life-threatening condition in pregnancy. It causes red cells in the blood to break down. It also causes problems with the liver, bleeding, and blood pressure. It's often linked with preeclampsia and eclampsia. It often develops before delivery. But it may also occur after delivery.