I've never heard of a "granuloma tumor of the lung", but there are many disease processes that can give you granulomatous changes in the lung. Two common examples are sarcoidosis and tuberculosis.
My pulmonologist tells me that the granuloma tumors that I have in my lungs (four in the left lung and one on the right) is from the COPD. He has ruled out sarcoidosis. I would like to know that are...
Chances are, the lung tumor is actually causing your dogs cough. If your dog has gotten a secondary illness due to the tumor, or the tumor is damaging the lung tissue more, then you need to consult...