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
1 Acute bronchitis usually comes on quickly and gets better after 2 to 3 weeks. 2  Chronic bronchitis keeps coming back and can last a long time, especially in people who smoke. 3  Chronic bronchitis means that you have a cough with mucus most days of the month for 3 months of the year and for at least 2 years in a row.