Twisting the body of the chest cavity has a bellows-like sound may be a normal physiological phenomenon, may also be pleural effusion, costochondritis and other diseases caused by the specific should go to the hospital for clarification. 1. Physiological phenomenon When the patient twists his body, the gas in the chest cavity will be squeezed and discharged out of the body through the vocal cords, and the vortex phenomenon of the gas will easily occur when passing through the body, so there will be a sound like a bellows, which is a kind of normal physiological phenomenon, and does not need to undergo special treatment. 2. Pathological phenomena (1) Pleural effusion: pleural effusion refers to the phenomenon of excessive accumulation of fluid in the pleural cavity, which may lead to the sound of a bellows when the patient twists his body, and can be treated by thoracocentesis and other methods. (2) costochondritis: costochondritis refers to the inflammatory reaction of the cartilage at the junction of the sternum and the ribs, which may lead to the sound of a bellows when the patient twists his body, and can be treated by hot compresses, physiotherapy and other methods. It is recommended that when the patient has the symptom of twisting the body with a bellows-like sound in the chest, he or she should go to the hospital for consultation, to clarify the cause of the disease, and under the guidance of the doctor for treatment.