“ Thanks a lot for the helpful posting. It is also my belief that mesothelioma cancer has an really long latency time period, which means that symptoms of the disease might not emerge right up until 30 to 50 years after the initial exposure to mesothelioma. Pleural mesothelioma, that's the most common type and is affecting the area round the lungs, will cause shortness of breath, breasts pains, and a persistent cough, which may bring about coughing up blood. ”