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.
This information shows the various causes of Lung infection, and how common these diseases or conditions are in the general population. This is not a direct indication as to how commonly these diseases are the actual cause of Lung infection, but gives a relative idea as to how frequent these diseases are seen overall.his information shows the various causes of Lung infection, and how common these diseases or conditions are in the general population. This is not a direct indication as to how commonly these diseases are the actual cause of Lung infection, but gives a relative idea as to how frequent these diseases are seen overall.