A 14-year-old shelter dog named Scratch Off was reportedly found to have an enlarged heart, likely heart failure, and ...
Q: My 7-year-old, 20-pound mixed breed dog has a heart murmur. Her veterinarian thinks it's due to chronic valve disease.
Not all heart murmurs in dogs indicate a serious problem. Some are completely harmless or benign. Credit: Braastad family photo So, your veterinarian tells you during a wellness exam that your dog has ...