Symptoms include weakness, difficulty eating, acute facial nerve paralysis, and megaesophagus.
症状包括虚弱、摄食困难、急性面部神经瘫痪和巨食管症。
An important distinction in recognizing megaesophagus is the difference between when a dog regurgitates or vomits.
识别巨食道症的重点在于区分返流和呕吐。
Regurgitating is a common symptom of megaesophagus while vomiting is not necessarily associated with megaesophagus.
返流是巨食道症的常见症状，而呕吐与巨食道症没有必然联系。
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