Patients who have associated gastrointestinal disease, such as peptic ulcer, hiatus hernia, or gallbladder disorders, may have difficulty separating the pain of infarction from that of the other conditions.

• 对患有胃肠道疾病的病人；如消化道溃疡；疝气或者胆囊疾病；很难鉴别疼痛是由梗死还是其它原因造成.