middle ear infection
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middle ear infectionA condition characterised by inflammation, fluid overproduction (which may rupture the tympanic membrane, providing a portal of entry for bacteria and viruses), purulence and bleeding. MEI is more common in children, as their eustachian tubes are shorter, narrower and more horizontal than adults.
Infections, sinusitis, allergy-induced eustachian tube blockage or adenoidal enlargement, recent illness (lowered resistance), crowding, poor hygiene, heredity, high altitude, cold climate, bottle feeding (with pooling of fluid at the eustachian tube).