The fastest way to treat myocardial infarction in dogs is to perform thrombolytic treatment to unblock blood vessels, reduce myocardial death, maintain oxygen supply, and prevent subsequent electrical conduction disorders leading to ventricular fibrillation.

However, in many cases, embolism leads to death quickly. Some owners may not observe the symptoms of heart disease in dogs and do not take corresponding preventive measures. Many elderly dogs die from myocardial infarction, etc. heart disease.

If the dog dies due to heart-related diseases, it may show the following symptoms. The dog will be short of breath and restless before death. Due to heart disease, the dog's overall blood supply is insufficient, which can cause cyanosis of the color of the dog's tongue and conjunctiva.