/b/veterinary-news/posts/world-first-canine-cardiac-surgery-at-the-rvc The Royal Veterinary College has performed world-first surgery to correct a combination of congenital heart defects in a dog that needed a repair to its tricuspid valve and common atrium. Lottie, an 11-month-old Labrador puppy was found to have aen-USTelligent Community 10