According to natural health experts, you can now add «leaky gut» syndrome — as well as a host of other gastrointestinal diseases — to the ills that can be triggered by exposure to mercury. (naturalhealth365.com)
Regurgitation / vomiting of swallowed blood from other gastrointestinal diseases related to the urogenital tract or anal sac disease (dog-health-guide.org)
The symptoms of salmon poisoning disease are similar to other gastrointestinal diseases such as canine parvovirus. (oregonvma.org)