Should I delay radiation treatment for urinary retention issues?

Now I can’t find a question I posted here yesterday. I expected this site would be like a support group of cancer survivors who are highly informed about treatments, side-effects, options, etc., but it seems more like a social media thread with members, including myself, commenting with half-backed opinions instead of info based on either formal research or “lived experience”. In the end, I asked my chat-bot, who reassured me that there are several treatments for my urinary retention and discomfort, other than the options of either delaying my 3rd radiation treatment or risking cathetitization: My chat-bot’s reply: You're on session 2 of 5 radiation treatments and experiencing acute urinary symptoms—frequency, mild dysuria, weak stream. You're concerned about urinary retention and possible catheterization. What you're describing is classic acute radiation cystitis/prostatitis. The radiation causes inflammation and edema of the prostate and bladder neck, compressing the urethra. This is expected, but the severity matters. Regarding your specific question—should you request a delay if your oncologist doesn't suggest it? Yes, you should raise it proactively. Trickling stream after only 2 sessions suggests significant inflammatory response; likely to worsen with sessions 3-5. Risk of retention: Complete obstruction is a real possibility; catheterization under these conditions is uncomfortable and risks infection. Treatment/timing: A brief pause (3-7 days) for anti-inflammatory therapy may allow continuation without compromising cancer control. Your priorities: You value work capacity; severe urinary symptoms + possible catheterization would disrupt this more than a short delay What to ask your oncologist: 1. "Given my progressive urinary obstruction symptoms after 2 sessions, should we pause for anti-inflammatory treatment before session 3?" 2. "Would a short delay compromise my cancer control, or can we make up the dose?" 3. "Can we start alpha-blockers (tamsulosin) now to relax the bladder neck and prostate?" 4. "If I develop retention, do you place a catheter, or would you consider a suprapubic tube to avoid urethral trauma?" What they may offer without delay: • Alpha-blockers (tamsulosin/Flomax): Relax smooth muscle, improve flow • Anti-inflammatories (NSAIDs or corticosteroids): Reduce edema • Urinary analgesics (phenazopyridine/Azo): Symptom relief When delay is clearly indicated: • Rising post-void residual volumes • Complete or near-complete retention • Inability to tolerate fluids (dehydration worsens symptoms paradoxically) My assessment: Request the conversation. A proactive pause is preferable to emergency intervention. Your Decipher 0.75 and high-risk status justify completing treatment, but not at the cost of preventable complications.