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PET scan interval

Forums General Melanoma Community PET scan interval

  • Post
    KeepHeadUp
    Participant

      I was diagnosed in April with 3B melanoma.  Currently participating in clinical trial and receiving keytruda at 200 mg.  Feel as if I just got over the anxiety of the first set of scans and now it is time for it again.  In the study it's written for every 12 weeks for pet/ct and annual MRI of head.  I'm wondering what the standard of care is in relation to scans?  Should I be worried about all the radiation exposure or is that the least to worry about?  Is the recommended interval every 12 weeks for two years?  Thanks so much..

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    • Replies
        geriakt
        Participant

          I am 3b and just completed a 50 week IPI/NIVO. For the past 18 months I had CT scans every 12 weeks.  I did not want PET scans every 12 weeks as I think and most DRs would say that is too much radiation and radioactivity from the contrast. MRI once a year of the brain. Now that I have been cancer free for the past year I move to CT scans every 6 months.

          geriakt
          Participant

            I am 3b and just completed a 50 week IPI/NIVO. For the past 18 months I had CT scans every 12 weeks.  I did not want PET scans every 12 weeks as I think and most DRs would say that is too much radiation and radioactivity from the contrast. MRI once a year of the brain. Now that I have been cancer free for the past year I move to CT scans every 6 months.

            geriakt
            Participant

              I am 3b and just completed a 50 week IPI/NIVO. For the past 18 months I had CT scans every 12 weeks.  I did not want PET scans every 12 weeks as I think and most DRs would say that is too much radiation and radioactivity from the contrast. MRI once a year of the brain. Now that I have been cancer free for the past year I move to CT scans every 6 months.

              jennunicorn
              Participant

                I've had PET/CT scans every 12 weeks for the past year, the exposure has been the least of my worries. My doctor and the hospital I get treatment at is very knowledgeable in the field of melanoma and cancer in general, so I know they wouldn't order scans that they felt the risk of exposure outweighed the benefit of finding something early.

                jennunicorn
                Participant

                  I've had PET/CT scans every 12 weeks for the past year, the exposure has been the least of my worries. My doctor and the hospital I get treatment at is very knowledgeable in the field of melanoma and cancer in general, so I know they wouldn't order scans that they felt the risk of exposure outweighed the benefit of finding something early.

                  jennunicorn
                  Participant

                    I've had PET/CT scans every 12 weeks for the past year, the exposure has been the least of my worries. My doctor and the hospital I get treatment at is very knowledgeable in the field of melanoma and cancer in general, so I know they wouldn't order scans that they felt the risk of exposure outweighed the benefit of finding something early.

                    ed williams
                    Participant

                      Hi Anon, I am coming up on 3 years on checkmate 067 trial of Ipi+Nivo or either as a monotherapy. For the first 15months I had Ct scans of chest down to hips every 6 weeeks and Mri of head every 3 months. After 15 months we switched Ct to every 12 weeks. A brain scan once a year seems like a long time to wait especially since Stereotatic treatments like Cyberknife or Gammakife work better on smaller tumors!!!!Best wishes in your journey!!!Ed

                      ed williams
                      Participant

                        Hi Anon, I am coming up on 3 years on checkmate 067 trial of Ipi+Nivo or either as a monotherapy. For the first 15months I had Ct scans of chest down to hips every 6 weeeks and Mri of head every 3 months. After 15 months we switched Ct to every 12 weeks. A brain scan once a year seems like a long time to wait especially since Stereotatic treatments like Cyberknife or Gammakife work better on smaller tumors!!!!Best wishes in your journey!!!Ed

                        ed williams
                        Participant

                          Hi Anon, I am coming up on 3 years on checkmate 067 trial of Ipi+Nivo or either as a monotherapy. For the first 15months I had Ct scans of chest down to hips every 6 weeeks and Mri of head every 3 months. After 15 months we switched Ct to every 12 weeks. A brain scan once a year seems like a long time to wait especially since Stereotatic treatments like Cyberknife or Gammakife work better on smaller tumors!!!!Best wishes in your journey!!!Ed

                          debwray
                          Participant

                            Hi,

                            Think there are benefits if things were to progress – they are found early.

                            If the price of accessing a PD1 drug at stage 3 is extra scans- then I would go for it. I had the extra scans at stage 3c- but was on placebo- in a keytruda trial but they found progression earlier than otherwise and am now on ipi nivo.- 7 days and counting.

                            Standard of care is variable- stage 3 usually 6 monthly in UK unless on trials. 3 monthly seems more common in the USA but it does not seem to be standardized. There are pros and cons but I think you are on the right side of the equation with accessing Keytruda at an early stage. 

                            Understand the scan anxiety, They usually fob you off with – need time to read MRI etc but with recent brain scan was told immediately – as would have been banned from driving home if they found anything – symptoms or no, Fortunately that bit was clear….

                            Best wishes

                            Deb

                             

                            debwray
                            Participant

                              Hi,

                              Think there are benefits if things were to progress – they are found early.

                              If the price of accessing a PD1 drug at stage 3 is extra scans- then I would go for it. I had the extra scans at stage 3c- but was on placebo- in a keytruda trial but they found progression earlier than otherwise and am now on ipi nivo.- 7 days and counting.

                              Standard of care is variable- stage 3 usually 6 monthly in UK unless on trials. 3 monthly seems more common in the USA but it does not seem to be standardized. There are pros and cons but I think you are on the right side of the equation with accessing Keytruda at an early stage. 

                              Understand the scan anxiety, They usually fob you off with – need time to read MRI etc but with recent brain scan was told immediately – as would have been banned from driving home if they found anything – symptoms or no, Fortunately that bit was clear….

                              Best wishes

                              Deb

                               

                              debwray
                              Participant

                                Hi,

                                Think there are benefits if things were to progress – they are found early.

                                If the price of accessing a PD1 drug at stage 3 is extra scans- then I would go for it. I had the extra scans at stage 3c- but was on placebo- in a keytruda trial but they found progression earlier than otherwise and am now on ipi nivo.- 7 days and counting.

                                Standard of care is variable- stage 3 usually 6 monthly in UK unless on trials. 3 monthly seems more common in the USA but it does not seem to be standardized. There are pros and cons but I think you are on the right side of the equation with accessing Keytruda at an early stage. 

                                Understand the scan anxiety, They usually fob you off with – need time to read MRI etc but with recent brain scan was told immediately – as would have been banned from driving home if they found anything – symptoms or no, Fortunately that bit was clear….

                                Best wishes

                                Deb

                                 

                            Viewing 11 reply threads
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