It could be the BCG however, I'd guess it is something else that long after your last induction. As none of us are doctors, I'd let your URO know and let them go from there as maybe a dermatologist will be able to answer your question. It could even be as simple as poison ivy etc.
DX 5/6/2008 TAG3 papillary tumor .5 CM in size. 2 TURBS followed by 6 instillations of BCG weekly with a second round of 6 after a 6 week wait.