For a dog, bug bites can result in severe life threatening symptoms. Allergic reactions occur when the immune system produces antibodies that stimulate certain cells to produce chemicals. These chemicals cause the allergic reactions that are meant to protect the body from the intrusive bug bite.
Restrictive lung disease. Restrictive lung disease (chest wall diseases) can result from different problems, including interstitial fibrosis, scoliosis (spine curvature), and sarcoidosis. Some cause scarring in the lungs, while others compress the lungs. Some have no known cause; other causes include occupational exposure, chemotherapeutic agents or radiation, and connective tissue diseases such as lupus or rheumatoid arthritis.
The above pictures were primarily about how smoking causes cancer of the lung and other sites. But the assault on the lungs from the tars in tobacco are not just limited to causing cancer. Other lung diseases are directly caused by smoking, the most well known are the chronic obstructive lung diseases.he above pictures were primarily about how smoking causes cancer of the lung and other sites. But the assault on the lungs from the tars in tobacco are not just limited to causing cancer. Other lung diseases are directly caused by smoking, the most well known are the chronic obstructive lung diseases.