In today's VETgirl online veterinary continuing education podcast, we interview Dr. Marc Seitz, DVM, DACVR, DABVP (Canine and Feline Practice), Assistant Clinical Professor of Diagnostic Imaging at Mississippi State University on a recent study he published entitled "Sedation with dexmedetomidine is associated with transient gallbladder wall thickening and peritoneal effusion in some dogs undergoing abdominal ultrasonography." If you're doing point-of-care ultrasounds (AKA FAST ultrasounds) on your patients sedated with dexmedetomidine, you'll need to be on the look out for gallbladder edema or the "HALO" sign. Tune in to learn all the important differentials you should be keeping in mind when you see the HALO sign on veterinary ultrasound!

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The association between dexmedetomidine ...