Is coughing a sign of cancer?

This research found the following symptoms to be independently predictive of lung cancer: Coughing up blood. Coughing up blood (also called hemoptysis) can be a warning sign of lung cancer, and in fact is the only sign present in 7 percent of people at the time of diagnosis. read more

Many lung cancer patients have no cough at all. However, a cough may, at times, be a sign of lung cancer. Lung cancers may irritate the lungs or windpipe, stimulating a cough. Whether a cough is dry or produces mucus is not related to whether a lung cancer is present. read more

A cough associated with a cold or respiratory infection will go away in a week or two, but a persistent cough that lingers can be a symptom of lung cancer. Don’t be tempted to dismiss a stubborn cough, whether it’s dry or produces mucus. read more