or rh ag ic ▁c yst itis ▁resolved ▁sp ont ane ously ▁with ▁c ess ation ▁of ▁treatment . ▁ ▁Acc ident al ▁u re th ral ▁pla cement ▁of ▁contra cept ive ▁supp os itories ▁has ▁also ▁caused ▁hem or rh ag ic ▁c yst itis ▁in ▁several ▁patients . ▁ ▁The ▁bl ad der ▁ir rit ation ▁was ▁thought ▁to ▁be ▁caused ▁by ▁the ▁s per mic idal ▁d eter gent ▁non ox yn ol - 9 . ▁ ▁In ▁the ▁ac ute ▁setting , ▁the ▁bl ad der ▁can ▁be ▁cop iously ▁ir rig ated ▁with ▁al kal in ized ▁normal ▁sal ine ▁to ▁minim ize ▁bl ad der ▁ir rit ation . ▁ ▁Although ▁hem or rh ag ic ▁c yst itis ▁post - trans plant ation / bone ▁mar row ▁trans plant ation ▁is ▁not ▁techn ically ▁inf ect ious , ▁a ▁short ▁discussion ▁is ▁in ▁order ▁for ▁comple ten ess . ▁ ▁Pat ients ▁under going ▁ther apy ▁to ▁suppress ▁the ▁imm une ▁system ▁are ▁at ▁risk ▁for ▁hem or rh ag ic ▁c yst itis ▁due ▁to ▁either ▁the ▁direct ▁effects ▁of ▁chem other apy ▁or ▁activation ▁of ▁d orm ant ▁vir uses ▁in ▁the ▁kid ney , ▁u re ter , ▁or ▁bl ad der . ▁ ▁Di agn osis ▁ ▁Di agn osis ▁is ▁made ▁by ▁history ▁and ▁exam ination . ▁ ▁In ▁imm uno comp rom ised ▁patients , ▁p us ▁is ▁present ▁in ▁the ▁ur ine ▁but ▁often ▁no ▁organ ism ▁can