Clostridium spiroforme on microscopy - anaerobic Gram positive "rod" growing in blood culture - the "C. dificile" of domestic rabbits Identified via 16s sequencing, from blood culture, this helical coiling Gram positive "rod" is Clostridium spiroforme. Patient had w/ recurrent pouchitis (colon surgery). Rich Davis, PhD, D(ABMM), MLS @richdavisphd #Clostridium #spiroforme #clinical #microscopy #microbiology