Scarlet fever, or scarlatina, is a bacterial infection that causes symptoms and signs such as fever, sore throat, and rash. Oral penicillin is the standard treatment. Read about long-term effects, prognosis, and complications.
lack or loss of ability to see (see vision). Legally, blindness is defined as less than 20/200 vision in the better eye with glasses (vision of 20/200 is the ability to see at 20 feet only what the normal eye can see at 200 feet). A person with 20Â° or less vision (pinhole vision) is also legally blind.
insanity. n, pl-ties. 1. (Psychology) relatively permanent disorder of the mind; state or condition of being insane. 2. (Law) law a defect of reason as a result of mental illness, such that a defendant does not know what he or she is doing or that it is wrong.3. utter folly; stupidity.oanthropy. a form of insanity or mental disorder in which the sufferer imagines that he is an animal. â zoanthropic, adj. zoopsia. a form of hallucination in which the sufferer imagines he sees animals.