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Is photon almost as safe as proton radiation when doing breath holding techniques properly

A MyBCTeam Member asked a question 💭
Tucson, AZ
June 17
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MyBCTeam

That's a great question, and it shows you're really doing your homework! The short answer is: breath-holding techniques (called Deep Inspiration Breath Hold, or DIBH) can significantly improve the safety profile of photon radiation, especially for left-sided breast cancer where the heart is more at risk.

When you hold a Show Full Answer

That's a great question, and it shows you're really doing your homework! The short answer is: breath-holding techniques (called Deep Inspiration Breath Hold, or DIBH) can significantly improve the safety profile of photon radiation, especially for left-sided breast cancer where the heart is more at risk.

When you hold a deep breath during treatment, the heart moves away from the radiation field, reducing the dose it receives. This can make photon therapy considerably safer for your heart and lungs.

Here's how the two compare when breath-holding is used properly:

- Photon with DIBH — Can meaningfully reduce heart and lung exposure, and is widely available at most cancer centers
- Proton therapy — Naturally targets cancer cells more precisely and limits damage to surrounding healthy tissue, even without breath-holding
- Proton therapy — Is not yet available at all oncology centers, making photon with DIBH a very practical and effective alternative

The honest answer is that while proton therapy may still have a slight edge in precision, photon therapy with proper breath-holding techniques is considered a well-established and effective way to protect healthy tissue.

The best approach really depends on your specific situation — tumor location, overall health, and what's available to you. This is absolutely worth a detailed conversation with your radiation oncologist, who can weigh the options for your individual case.

June 17
A MyBCTeam Member

I had the option of getting proton radiation therapy at Mayo Clinic, but my life would have been upended for a month. The photon radiation I received here in town, while not as precise at limiting the rays to only cancerous cells, the breath holding techniques did mitigate the risk to my lungs and heart. My radiologist here at Banner, met with the radiologist at Mayo after my consultations with both. They agreed that staying here for treatment would be pretty safe, since I was able to perform the breathing technique. I have made peace with my decision. Hope this helps some of y’all.

June 17

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