患者 ,男性 ,4 2岁。患者于 1998年 1月初开始出现胸闷、头晕、乏力 ,活动时加重 ,休息后缓解无发热及咳嗽 ,无胸痛 ,无盗汗 ,无腹胀及腹泻 ,饮食正常 ,排尿正常 ,睡眠较好 ,未加重视 ,未给予任何诊治。同年 2月 9日 ,因上述症状不缓解而来我院 ,门诊以“心动过缓”收入院。否? Patient, male, 4 years old. The patient developed chest tightness, dizziness, and fatigue during the beginning of January 1998. He was aggravated during exercise, relieved from rest and had no fever and cough, no chest pain, no night sweats, no bloating and diarrhea, normal diet, normal urination, good sleep, and lack of attention. Did not give any treatment. On February 9th of the same year, the hospital was admitted to our hospital because of the above-mentioned symptoms. The outpatients were admitted to the hospital with “bradycardia.” no?