Jo Peshek wrote in a message to Lora Franklin:
 JP> If any of you notice your cat visiting the litterbox
 JP> frequently and just sitting there and concentrating,
 JP> producing little pee or none at all, crying in the
 JP> litterbox, or deviating from their training and leaving
 JP> little urine spots all over the house, with or without
 JP> a pink stain or blood, GET THEM TO THE VET IMMEDIATELY.
 JP> Urinary tract infections are quick killers.
Another symptom to add:  One of my cats tried to pee in every conceivable 
container which had "stuff" in it to move around, including potted plants and 
boxes of old clothes.
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