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
There are several types of bronchitis: 1  Acute bronchitis can last for up to 90 days. 2  Chronic bronchitis can last for months or sometimes years. 3  Infectious bronchitis usually occurs in the winter due to viruses, including the influenza virus.