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What is radiofrequency ablation (RFA) of liver tumors? Radiofrequency ablation (RFA) is 1 type of thermal ablation, a way to destroy tissue in the body using heat. It can be…

What is “safe” sex? The only safe sex is no sex, according to most healthcare providers. Abstinence may be the only true form of “safe” sex. All forms of sexual…

What are monoclonal gammopathies? Monoclonal gammopathies are conditions in which abnormal proteins (antibodies) are found in the blood. These proteins are made from a small number of plasma cells in…

What is a head injury? A head injury is a broad term that describes many injuries that occur to the scalp, skull, brain, and underlying tissue and blood vessels in…

What is diabetic ketoacidosis? Diabetic ketoacidosis (DKA) is a serious health problem that can happen if you have diabetes. It happens when chemicals called ketones build up in the blood.…

What is depression? Depression is a serious mood disorder that affects your whole body, including your mood and thoughts. It touches every part of your life. It’s important to know…

What is a deviated septum? A wall of cartilage divides the nose into 2 separate chambers. It’s called the nasal septum. A deviated septum is when this wall is shifted…

What is electrical cardioversion? Cardioversion is a procedure used to reset an abnormal heart rhythm to a normal rhythm. This procedure is used when the heart is beating very fast…

Facts about the shoulder The shoulder is made up of several layers: Bones. These include the collarbone (clavicle), the shoulder blade (scapula), and the upper arm bone (humerus). Joints. These facilitate…

What is vaginitis in teens? Vaginitis is any inflammation or infection of the vagina. It’s a common problem in girls and women of all ages. It develops when the walls…