Dogs who die as a result of a myocardial infarction usually show the following symptoms: i. Due to a myocardial infarction, they may show severe painful reactions and howl and behave in extreme pain. Secondly, due to a myocardial infarction, the affected pet’s blood circulation may be severely affected, showing a severe lack of blood oxygen supply, resulting in a cyanotic colour of the mucous membranes.
