| 英文描述 | Clinical signs are like those of other obstructions, except that the patient passes no feces from the onset of colic. Causes include congenital disease, impaction, enteroliths, foreign bodies, retained meconium, hematoma, submucosal edema, mesocolic rupture, volvulus, herniation, intussusception, necrosis, incarceration by pyometra, myenteric ganglionitis, and compression of of the colon between an ovarian tumor and its suspensory ligament. Dx by rectal palpation of the impacted small colon. Colic is usually mild, but severe colic and perforation can occur. |
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