Symptoms and Causes

Overview Nephrogenic systemic fibrosis is a rare condition that primarily affects individuals with severe kidney failure. The disease typically causes skin thickening and darkening over extensive…

Overview Hairy cell leukemia is a rare blood cancer that targets B cells. These white blood cells play a big role in the immune system.  In…

Overview Blastocystis is a tiny parasite that lives in the digestive system. Scientists are still studying whether it causes illness or simply exists without harming its…

Overview Hydronephrosis refers to the swelling that occurs in one or both kidneys when urine cannot properly drain and begins to build up. This condition typically…

Overview Pulmonary valve disease affects the valve that sits between the heart’s right lower chamber and the pulmonary artery, which carries blood to the lungs. This…

Overview Cauliflower ear is a lasting deformity of the outer ear that results from trauma. When the ear experiences repeated friction or blunt force, internal bleeding…

Overview Radiation enteritis refers to intestinal inflammation that develops during or after radiation treatment. It commonly affects people who receive radiation aimed at the abdomen, pelvis,…

Overview Sclerosing mesenteritis is a rare condition that affects the mesentery, the tissue connecting your small intestines to the abdominal wall. When this tissue gets inflamed,…

Overview The breast contains milk-producing glands called lobules. These small sacs connect to ducts that carry milk to the nipple. Lobular carcinoma in situ (LCIS) affects…

Overview Truncus arteriosus is a rare congenital heart defect present at birth. This condition features a single large blood vessel leaving the heart instead of the…