Megaesôfago em suínos
Schardong Lucca, MatheusAugusto Rigon Rossi, CarlosSoares, MarceloWentz, IlmoLuis Ferrari Martins, Vagner
Background: Megaesophagus is a disease characterized by widespread dilation of the esophagus, with partial or total loss of the organ peristalsis, produced by a neuromuscular disorder and it can be present as manifestation of several diseases. The most common sign on animals is the regurgitation, which usually happens right after the ingestion of solids. The diagnosis is based on the clinical signs and radiographic exam, where it is possible to observe a contrasted and extensive esophagus. The clinical treatment consists of small semi-solid or liquid meals served in small amounts, with the animal in elevated position. This work reports a swine megaesophagus, occurred in one of the animals housed in the Sector of Clinic and Reproduction of Swine of the Universidade Federal de Santa Maria (UFSM), RS, Brazil..Case: A male swine, six months of age was housed in the center of artifi cial insemination, showing some adaptation difficulties to the new facilities, climate, as well as feeding. A reduced feed intake was observed, however, without alterations behavioral or sanitary. The animal was trained progressively for semen collection, presenting eventually regurgitation, which became more frequent with the insistence in feeding. Usually the refl ux happened fi ve to ten minutes after the ingestion of ration and/or water, with variable volume, texture and aspect similar to the saliva
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