Vaginal infection caused by not changing your soiled underwear quick enough after a severe dose of Slurryitus. Female only disease, (and possibly post op Transexuals).
Susan, (whilst in the toilet cubicle): " AAAAAAARGH!!! Fuck it stings when I piss and my flaps stink of shit!!".
Judith, (from the next door cubicle): " You should have changed your panties when you shat yourself in the paste room yesterday. I warned you about Slurryitus Cystitis. I am a first aider you know.