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.
Blood in toilet, Blood on toilet tissue, Worms in stool. Protruding rectal material, Worms in stool. Blood in toilet, Blood on stool surface, Blood on toilet tissue, Worms in stool. Pain or discomfort, Tenderness to touch, Worms in stool.