1　病例报告例1,男,24岁。反复右胸疼痛伴活动后气紧心累9年,无发热,无咯脓痰、咯血等。在跳跃时常感右胸振水声。在外院摄胸片示右胸囊性占位,曾多次胸穿抽出大量绿色或淡褐色液体。查体:气管左移,右胸隆起,叩呈浊音,呼吸音减弱。X线胸片示右胸巨大囊性影,B超示右胸巨大囊性占 1 case report case 1, male, 24 years old. Repeated right chest pain with activity after 9 years of tightness, no fever, no purulent sputum, hemoptysis and so on. When you jump, you often feel the right chest sound. Photographs of chest radiographs in the outer hospital showed right chest cystic lesions, and a large number of green or light brown fluids had been extracted from the chest. Physical examination: The trachea moves to the left, the right chest rises, the voice is dull, and the breath sounds weaken. X-ray shows a huge cystic shadow of the right chest, B ultrasound shows a huge cystic right chest