Sarcoidosis. Sarcoidosis is a disease that causes your immune system to overreact, which can lead to health issues. It can cause lung damage, skin rashes, and eye disease and can affect other organs of the body. Learn About Sarcoidosis
goodell's sign. goodell's sign in Medicine Expand. Goodell's sign GoodÂ·ell's sign (gud'Élz) n. An indication of pregnancy in which the cervix and vagina soften.
Skull and crossbones, a common symbol for poison and other sources of lethal danger (GHS hazard pictograms). Hazard symbols or warning symbols are recognisable symbols designed to warn about hazardous materials, locations, or objects, including electric currents, poisons, and radioactivity. The use of hazard symbols is often regulated by law and directed by standards organisations.