A persistent cough is a possible sign of lung cancer, according to the American Cancer Society. Hoarseness can signal cancer of the thyroid or larynx. However, a persistent cough is not a definitive sign of cancer; the s... More »

www.reference.com Health Pain & Symptoms

Viral illnesses, asthma, allergies, bronchospasm and exposure to respiratory irritants are among the main causes of dry cough, according to WebMD. Dry cough is defined as a cough that does not bring up any mucus. Someone... More »

Patients with persistent dry cough should seek a doctor for evaluation, according to MedicineNet. Persistent or chronic dry cough is often a sign of a viral infection, a sinus problem or stress. Multiple underlying malad... More »

The vast majority of individuals who experience a persistent dry cough do not have lung cancer; however, it can be an early symptom of the disease, according to WebMD. A chronic cough can also be caused by allergies, ast... More »

www.reference.com Health Conditions & Diseases Cancer

Predominant signs of lung cancer include a cough that gets worse or doesn't improve, wheezing, weight loss, chest pain and coughing up blood, according to the American Cancer Society. Other common symptoms are hoarseness... More »

Upper back pain or pain near the shoulder area can be a symptom of Horner Syndrome, which is often caused by lung cancer, as the American Cancer Society explains. Back pain is also associated with the spreading of cancer... More »

General aches in the leg are not a key symptom of cancer, according to the American Cancer Society. Pain that is bone and joint related is a possible symptom of bone cancer. More »

www.reference.com Health Pain & Symptoms