There are a number of reasons why a dog can present with such symptoms as vomiting, diarrhea and a decrease in appetite. (petpremium.com)
It is the persistence of such symptoms over a considerable period of time that shows most clearly that normal psychological healing is not occurring. (religion-online.org)
This can cause such symptoms as paralysis, loss of feeling in certain areas of the body and loss of reflex functions. (farrin.com)