Pancreatic Cancer Symptoms and Signs. Pancreatic cancer typically does not cause symptoms until it has grown, so it is most frequently diagnosed in advanced stages rather than early in the course of the disease.
Chronic bronchitis is diagnosed when people experience a phlegm-producing cough that lasts three months of the year over at least two years in a row. Back to top Symptoms of Bronchitis
How Long Does Bronchitis Last? Acute bronchitis typically lasts two to three weeks, but coughing may persist for up to eight weeks in some people. Chronic bronchitis doesn't ever go away. With this type of bronchitis, coughing jags can last for three months before the next episode.