NAVLE（北美执业兽医考题）Day 651

单选题，正确答案是100分，非正确答案为0分，Good Luck！

A 4-month-old terrier cross presents for inability to eat. The puppy is bright, alert, and responsive on exam. Heart rate is 148, respiratory rate is panting, and temperature is 101.8 F (38.8 C). The puppy is extremely painful when his lower jaw is palpated, and cries and pulls away when you attempt to open his mouth. Sedated oral exam is unremarkable. Radiographs are available for review (see image). What do you tell the owner about prognosis?

一只4个月大的小狗表现进食减少。小狗活泼，警觉，反射正常。心率148，呼吸急促，体温为101.8华氏度（38.8摄氏度）。当触诊下颚时，小狗表现非常疼痛，当你试图打开嘴时，它会嚎叫并且躲闪。镇静之后口腔检查并未发现异常。 X射线如图。你会如何告诉畜主预后？

A - Chemotherapy can prolong quality of life for a few of months, however prognosis is grave.化疗可以延长几个月的生活质量，但预后很差。

B - This will regress within a year, and symptomatic support is needed for discomfort. 这将在一年内消退，并需要一些药物来控制不舒服。

C - This can be cured with antibiotics based on culture and sensitivity. NSAIDs can be used for discomfort. 这可以通过细菌培养和敏感的抗生素来治愈。非甾体类药物可用来缓解不适。

D - Surgical removal of dentigerous cysts will likely be curative, however long term dental disease is common. 手术切除牙周囊肿可能会有疗效，但之后可能会出现长期的牙科疾病。

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NAVLE（北美执业兽医考题）Day 651

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