There is no known exact cause of colic, and so there is no perfect remedy. (pregnancymagazine.com)
This is especially true since the data are based on correlation, making it impossible to pinpoint exact causes. (scienceofrelationships.com)
A clinical history and thorough examination is only helpful in identifying a possible dog heart disease; clinical procedures can never confirm the underlying exact cause and heart condition. (dog-health-handbook.com)