PRESENTATION Photo courtesy Dr. Kendra Freeman A 17-week-old female Maltese presents for increased respiratory effort and coughing. ANSWERS 1) The most common cause of diaphragmatic hernia in dogs is: a. Congenital b. Trauma 2) How many openings are normally present in the diaphragm? a. Two b. Three—aortic hiatus, esophageal hiatus, caval foramen c. Four d. Five 3) Post-operative complications may be as high as ____ percent, with ________ percent of patients surviving to discharge. a. 25 percent, 75-80 percent b. 50 percent, 80-90 percent c. 80 percent, 50-60 percent d. 35 percent, 60-70 percent Reference Johnston, S. A., & Tobias, K. M. (2017). Veterinary surgery: small animal expert consult. Elsevier Health Sciences.