患者 男,64岁。刺激性咳嗽3个月,间断咳黄痰,近3天痰带血丝。体检:体温、脉搏、呼吸、血压均正常范围。发育正常,营养中等。胸廓对称,叩诊清音,听诊左下肺呼吸音减弱,未闻罗音。血、尿、便常规化验正常。胸部X线后胶位见左心膈角处高密度阴影,侧位片示肿块在心后呈卵圆形8×6.5cm大小,密度均一,边缘光整。静脉肾盂造影,肿块内无造 Male patient, 64 years old. Irritation cough for 3 months, intermittent cough jaundice, sputum blood vessels in the past 3 days. Physical examination: body temperature, pulse, respiration, and blood pressure are all normal ranges. Normal development, moderate nutrition. Thoracic symmetry, percussion voiceless, auscultation left lower lung breath sounds weakened, did not hear rales. Blood, urine, and routine tests are normal. After the chest X-ray, see the high-density shadow at the left heart palpable angle, and the lateral-slice shows the size of the oval 8×6.5cm behind the heart, the density is uniform, and the edge is smooth. Intravenous pyelography, no mass in the mass