teratoma. [terâ²ÉtÅâ²mÉ] pl. teratomas, teratomata. a tumor composed of different kinds of tissue, none of which normally occurs together or at the site of the tumor. Teratomas are most common in the ovaries or testes.
The pink-colored film or ring frequently seen on showers, tubs, toilets and pet water bowls is typically caused by growth of the airborne bacteria Serratia marcesens. This harmless nuisance organism reacts with standing water and frequently forms during spring and summer months.
It may be alarming to see green poop in your toilet bowl, but it isn't necessarily a cause for concern. The color of your stools is often a reflection of what you eat. Black stools, for example, can result from eating blueberries or taking medications that contain bismuth subsalicylate, such as Pepto-Bismol.t may be alarming to see green poop in your toilet bowl, but it isn't necessarily a cause for concern. The color of your stools is often a reflection of what you eat. Black stools, for example, can result from eating blueberries or taking medications that contain bismuth subsalicylate, such as Pepto-Bismol.