A variant called the nuclear stress test involves introducing a radioactive tracer into the body to visualize alterations
in blood flow within the heart.
Blood flow within the hearts of those eating low - carb diets was compared to those eating plant - based diets.
Further tests to determine the severity of the heart condition in your dog include an ultrasound of the heart (echocardiogram), which will help to assess the size and
blood flow within the heart.