脱肛病是牛蛙的一种消化道疾病，由细菌感染，症状为直肠泄于肛门外并红肿，病蛙摄食减少甚至停食，行动不便，体质瘦弱。该病多发生在成蛙，发病率虽低，但若不诊治，病蛙体质会逐渐消瘦，很难自愈，个别蛙还会死亡。笔者用庆大霉素治疗牛蛙脱肛病，效果显著。方法如下：铁皮 Proenophthosis is a digestive disease of bullfrogs, which is caused by bacteria. Symptoms are rectal bleeding outside the anus and swelling. Disease frogs reduce or stop eating, and have difficulty in exercising and physical weakness. The disease occurs in frogs, the incidence is low, but if not treated, the disease will gradually weight loss frog body, it is difficult to heal, some frogs will die. I use gentamicin bullfrog prolapse treatment of the disease, the effect is significant. Method is as follows: Metal skin