Medical tests aren’t just for diagnosing disorders once symptoms appear—they’re also routinely used as an important aspect of preventive health care. People who see their doctor regularly and have ...

Hemolytic anemia is a disorder in which red blood cells are destroyed faster than they can be made. The destruction of red blood cells is called hemolysis. Red blood cells carry oxygen to all parts of ...

Mesenteric ischemia is when blood flow to your intestine is decreased or blocked. The main blood vessels that send blood and oxygen to your intestines are called the mesenteric arteries. Ischemia ...

What is swimmer’s ear? Swimmer's ear is a redness or swelling (inflammation), irritation, or infection of your outer ear canal. The ear canal is a tube that goes from the opening of the ear to the ...

Kawasaki disease is a rare heart condition that causes a high fever and inflammation of the blood vessels. It usually affects children under the age of 5. It is the most common form of acquired (not ...

The procedure is similar to a fine needle biopsy and involves inserting a needle-like probe into the body. Radiofrequency waves are sent out from the probe into the surrounding tissue, which causes ...

Johns Hopkins Howard County Medical Center’s Breast Center offers comprehensive breast services that include diagnostics and biopsies, and a full range of treatment options for breast cancer, provided ...

Under normal conditions, we all lose body water daily through sweat, tears, breathing, urine, and stool. In a healthy person, this water is replaced by drinking fluids and eating foods that contain ...

What is generalized anxiety disorder? If you tend to worry a lot, even when there’s no reason, you may have generalized anxiety disorder (GAD). GAD means that you are worrying constantly and can’t ...

Anal fissures are tears, or cracks, in your anus. Fissures are sometimes confused with hemorrhoids. These are inflamed blood vessels in, or just outside, the anus. Both fissures and hemorrhoids often ...