Eating peanut crumbs choking cough for half a month may need to improve the CT examination, if there is a crumb foreign body, can be removed through the bronchoscope; if there is no foreign body need to exclude other causes of coughing. 1. Eating peanuts choked and coughed for half a month, may be considered to have peanut crumbs mistakenly into the trachea or distal airway, repeated stimulation of the airway caused by coughing, this situation needs to go to the hospital to improve the lung CT, bronchoscopy and other auxiliary examination, by the operation of the bronchoscopy to remove the foreign body, the majority of patients can relieve the cough. 2. If no foreign body is found after imaging examination, we should consider whether the cough is caused by upper respiratory tract infection, bronchitis, pneumonia, cough variant asthma and other diseases, and need to further improve the relevant laboratory tests to clarify the cause of the disease and give targeted treatment. It is recommended to consult a doctor in time after suspected foreign body choking cough, and choose appropriate treatment after clarifying the cause of the disease.