1) pulmonary edema-a build up of excess fluid in the interstital space between the alveoli and the capillary 2) pulmonary fibrosis-a build up of fibrous tissue in the interstital space 3) pneumonia-a build up of inflammatory fluid and cells in and around the alveoli.
The first day of bleeding is called the first day of heat. The duration of proestrus can vary from as little as 1 day to 21 days. Proestrus is a time of rising estrogen levels preparing the reproductive tract for breeding. Estrus: Is the period of receptivity. Behaviorally it begins the first day the bitch stands.
What Causes Parvo in Dogs? Parvo is caused through contact with the infection itself, usually through an infected animalâs stool. Parvo is most common in stray unvaccinated dogs, especially those living in unsanitary urban areas. What Are The Symptoms? Once the infection enters the body, it typically takes between three days and a week for symptoms to arise. The infection moves quickly, attacking the intestinal tract and cells throughout the body. Here are some of the main symptoms of parvovirus: