NAVLE（北美执业兽医考题）Day 361

Q1:A 7-month-old miniature Schnauzer is presented with a history of straining to urinate. Which one of the following choices is the most likely diagnosis based on the pre- and post-contrast studies?一只7月龄的迷你雪纳瑞由于排尿费力前来就诊，根据以下造影前后的X光片，你认为最可能的诊断是什么？Find out the answer by clicking on one of the listed choices. Good luck!点击列出的选项找出答案，祝大家好运