Is dry cough a pre-cancer symptom?

Dry cough is dry cough, dry cough may be pre-cancer symptoms, but do not rule out other causes.

Early symptoms of lung cancer are mostly cough, manifested as no sputum or less sputum paroxysmal irritating dry cough, so dry cough may be pre-cancer symptoms. But other factors can also cause dry cough, such as bronchial foreign body, bronchial asthma, allergic rhinitis, pulmonary edema, phrenic abscess, etc. Therefore, can not be based solely on dry cough to diagnose cancer.

After a dry cough, patients can go to the hospital for related examinations to clarify the cause, such as blood routine, X-ray chest film, sputum cytology, lung CT, bronchoscopy, etc.