Prevention is not cheap, but it is far less expensive than treatment and it is far easier on Fido's system and quality of life. Although uncommon, tuberculosis does affect dogs and can cause upper respiratory symptoms. Diagnosis is by x-ray of the lungs. Dogs and humans can infect each other with tuberculosis. The symptoms of several fungus diseases resemble those of tuberculosis.
Coccidiosis is a protzoan disease with symptoms that resemble distemper.
It is most common in dirty kennels. Cleanliness is the best antidote. Allergies to pollen, house dust, molds, insect bites, and foods can cause coughing, sneezing, and general itchiness. Any repeated episodes of coughing should be investigated. Owners should note any other symptoms that accompany the cough and make a list for the veterinarian.