Continued pain 9 months post radiotherapy for cervical cancer. Has anyone else experienced this? Can't help but worry

Hi my name is Liz . I am 9 months post chemo, radiotherapy and brachytherapy for stage 3 cervical cancer . I had an excellent response from these therapies . However I continue to experience daily cramping with routine extreme pain . Is this the experience of anyone else,  can't help but worry cancer has returned ....