Several checks may be necessary before a diagnosis can be made. Coccidiosis Coccidia use to be thought of as a parasite that only came from unclean kennels. Now we know it can be carried in by people, dogs and fleas. Adults don't always has symptions and can be carriers of Coccidia. Symptoms are diarrhea, loss of appetite and listlessness.
Blood appears in the stool and has a odd odor.
It can lead to dehydration and death. If one puppy has it they all will, by fecal matter on the rectum and from stepping in another puppies fecal matter. Eventually it will spread to the whole house. Clean puppy cages often and bath all pups and adults daily until it is gone. Bleach is used to clean the kennel and grounds.