Of course your brother-in-law should call his doctor tomorrow and have this checked out. It would be a very unusual symptom for bladder cancer; it is most likely an infection that can be treated with antibiotics. But, this is for his doctor to determine.
Sara Anne
Diagnosis 2-08 Small papillary TCC; CIS
BCG; BCG maintenance
Vice-President, American Bladder Cancer Society
Forum Moderator