You are called by the owner of a small herd of alpacas, whic…

You are called by the owner of a small herd of alpacas, which are kept mostly as pets. It is July in Mississippi, and an 8-year-old nonpregnant, nonlactating female is recumbent and cannot stand up, even with assistance. The owner reports that she also has a depressed attitude; she is not showing much interest in her surroundings, and she is not eating. Given this history and what you have learned about camelids in this course, what is the best list of differential diagnoses for this patient? That is, which of the following three differential diagnoses are most likely to include the actual cause of this patient’s clinical signs? Remember that a final list of differential diagnoses should not be made until you have examined the patient.

You are called out to examine an aborted fetus on a ranch in…

You are called out to examine an aborted fetus on a ranch in California. The rancher reports that the heifer that aborted was part of a group of 60 heifers purchased 5 months ago from Kansas and that none of the heifers have been vaccinated. This heifer is the 5th heifer to abort in the group. Examination of the fetus reveals a generalized lymphadenopathy and petechial hemorrhages in the oral cavity. Based on the history and fetal findings _______________ is the most likely cause of this abortion.