Symptoms and Causes

Understanding Aortic Valve Disease Aortic valve disease affects the valve connecting the heart’s lower left chamber to the body’s main artery. This important valve ensures blood…

Overview The thyroid is a butterfly-shaped gland found at the base of the neck, just below the Adam’s apple. This important gland produces hormones that control…

Overview Atypical hyperplasia occurs when abnormal cells accumulate in breast tissue. These cells, while not cancerous, appear different from normal breast cells when examined microscopically. This…

Skin Blister Overview Pemphigus refers to a collection of uncommon skin problems. These lead to blisters and sores on the skin or moist body linings. These…

What Is A Vasectomy? A vasectomy is a simple surgical procedure that prevents sperm from mixing with semen. This common birth control method works by cutting…

Overview Castleman disease refers to a group of uncommon disorders characterized by enlarged lymph nodes and various symptoms. The disease has different forms based on how…

Overview Selective IgA deficiency is a condition where the body lacks immunoglobulin A (IgA), an important antibody in the immune system. While other immunoglobulins typically remain…

Overview Aortic coarctation is a narrowing in the aorta. The aorta is the main blood vessel that carries blood from the heart to the rest of…

Overview Medication overuse headaches happen when people take headache medicines too often. Taking pain pills a few times is fine, but using them more than two…

Overview A urethral stricture happens when scar tissue narrows the urethra, which is the tube that carries urine out of your body. This narrowing restricts urine…