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.
Staphylococci and Streptococci, among others, are types of bacteria that commonly cause pink eye. Symptoms of bacterial pink eye include: Viral pink eye. The leading cause of a red, inflamed eye is virus infection.Adenoviruses are the type of virus that are most commonly responsible for the infection. Viral pink eye symptoms are usually associated with more of a watery discharge that is not green or yellow in color.Often, viral cold-like symptoms, such as sinus congestion and runny nose, are also present. The eyelids may be swollen. Sometimes looking at bright lights is painful.taphylococci and Streptococci, among others, are types of bacteria that commonly cause pink eye. Symptoms of bacterial pink eye include: Viral pink eye. The leading cause of a red, inflamed eye is virus infection.