If the cardiaca come from worms, it is worse before food than after, for whenever the patient begins to take food, the worms flee up before it. If it come from inanition, it is worse before food than after, and if from repletion it is worse after food. If it come from sudden flatulence, it will leave him suddenly; and if from heat, the pulse and the breathing are rapid and irregular; and if from cold,277 the breathing is slow and irregular.