Echopraxia: The involuntary imitation of the movements of another person. Echopraxia is a feature of schizophrenia (especially the catatonic form), Tourette syndrome, and some other neurologic diseases. From echo + the Greek praxia meaning action.
Convulsions (seizures) occurring with pregnancy-associated high blood pressure and having no other cause.
Echovirus: A group of viruses found in the intestinal tract. The ‘echo’ part of the name is an acronym for enteric cytopathic human orphan viruses. ‘Orphan’ implied that these viruses were not associated with any disease. However, it is now known that echoviruses can cause a number of different diseases, including rashes, diarrhea, respiratory infections […]
Eclosion: The emergence of an adult insect from its pupal case, or the hatching of an insect larva from an egg. From the French eclosion, from eclore, to open.
Ecogenetics: The interaction of genetics with the environment. For example, persons with the genetic disease phenylketonuria (PKU) lack an enzyme that is needed to process the amino acid phenylalanine, and they require a special environment: a diet low in phenylalanine.
- Economy class syndrome
Economy class syndrome: The formation of blood clots in veins deep within the legs — deep vein thrombosis — occurring during (or just after) a long airplane flight, especially in economy class (tourist class) where there is the least space allotted per passenger and ones legs tend especially to be immobilized for lack of leg […]