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IMRT for bladder cancer
My wife was diagnosed with invasive bladder cancer. Her doctor ordered a PET scan and plans a treatment of Intensity Modulated Radiation Therapy (IMRT) along with chemo therapy. Blue Cross Blue Shield of North Carolina (her companies headquarters, she lives in Florida) denied the PET scan and the IMRT therapy. BCBS considers it investigational or experimental therapy. IMRT has been used for a variety of pelvic tumors for at least 10 years and probably 14 years which doesn’t make it experimental but the standard of care according to her Radiation Oncologist. The idea behind IMRT is that you can deliver high rads (measure of radiation intensity) specifically to the tumor and then modulate the rads down when you come close to normal tissues so they do not get the high radiation dose. The idea is that other structures near the bladder in this case and especially the bowel will not get the intense radiation and therefore not develop complications as a result. Conventional radiation causes bowel complications in 18-20% of cases and with IMRT the rate of bowel complications is <6%. This is a significant difference. We also discussed that the standard of care for bladder cancer is removal of the bladder. While my wife was still in the hospital it was discussed that she was not a good candidate for surgery because of her other illnesses on top of having a very difficult and lengthy surgery. It should also be noted that if surgery is required should a bowel complication arise this is also a risk as well and thus anything we can do to eliminate this risk is in her best interest.
The other issue is that the bowel cannot tolerate more than 4500 rads and to effectively treat the bladder tumor the rads have to be much higher. The result is that if you irradiate the bladder tumor with no more than 4500 rads (the upper limit for the bowel) you will not get good treatment and the likelihood of the bladder tumor coming back is very high...and the doctor is obviously very reluctant to do the treatment in that manner.
In addition to the bladder cancer, she has COPD, heart problem and a history of bowel surgery, which makes bladder removal something she could not survive. Her doctor does not want to do conventional radiation, only the IMRT.
I am in the process of requesting a external review, where a third party sits on a panel and helps the doctor and the insurance company to agree on treatment. What I need is any information I can get, to substantiate the IMRT therapy as standard treatment for bladder cancer, rather than experimental. If anyone out there has any links, it would be appreciated.
Time is of the essence and days are passing, as we go through the appeals process.
Thank you,
Larry