Hi...just seeing this thread, sorry I missed it! How is she doing?
Lots of dogs have clostridium in their fecals -- but when clostridium gets out of control, oy, it can really do a number - esp. depending on species of clostridium.
Here is just a short article on it...
Clostridium Perfringens - VeterinaryPartner.com - a VIN company!