胸内化学感受器廇罕见,术前多易误诊为纵隔的其它肿瘤,临床报告极少,现报告一例如下: 女性,23岁,因左胸部及左肩背部闷胀,入院前一年多摄片发现左纵隔肿块阴影进行性增大而入院。入院时心率80次/min,血压12/8kPa,全身大血管未闻及杂音,体检无其他阳性发现。X线胸片示: The thoracic chemoreceptors are rare, many misdiagnosed as mediastinal other tumors preoperatively, and very few clinical reports are reported. One case is now reported as follows: Female, 23 years old, with bloated left chest and left shoulder back, more than one year before hospital admission The shadow of the left mediastinal mass was progressively enlarged and admitted to the hospital. Heart rate was 80 beats/min on admission, blood pressure was 12/8 kPa, body blood vessels did not smell and noise, and there were no other positive findings. X-ray shows: