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Trying to figure out which clinical trial fits my situation - peritoneal stage II

Patient · · 85 views
So I've been doing a lot of reading since my diagnosis in November and I keep seeing clinical trials mentioned as an option alongside HIPEC. My oncologist at Cleveland Clinic brought up a couple possibilities but I want to be more informed before I decide anything.

I'm trying to understand how to actually evaluate which trial might be appropriate for my specific case. I have peritoneal mesothelioma, Stage II, no prior treatment yet. I know there are different drug combinations being tested, some with immunotherapy, some with chemotherapy variations, some looking at combination approaches.

Here's what I'm struggling with:

How do you know if a trial's inclusion criteria actually fit your staging and pathology? I have my pathology report but I'm not sure if I'm reading it correctly in terms of what the trials are actually looking for.

Does it matter if you're in Ohio versus traveling for treatment? I've seen trials at major centers but some are pretty far from here.

Are there databases beyond ClinicalTrials.gov that list mesothelioma-specific trials? I found some on there but the descriptions are pretty vague about what makes someone eligible.

I also want to know. And maybe this is obvious. But if you start a trial do you have to stay with it? What if you want to switch to HIPEC instead?

I've been keeping detailed notes on my symptoms and my CA-125 levels since diagnosis. I'm wondering if having that documentation helps when you're being evaluated for trials.

Anyone here gone through the process of choosing between trial participation and surgery? I'd like to hear how you approached it.

8 Replies

Patient
Man, that's smart thinking about getting all your docs together. I kept mine in a folder too and the docs definitely noticed when I showed up organized like that. I'd say call Cleveland Clinic back and ask them straight up which trials they actually have spots in right now, cause half the stuff on that website is full or not even running anymore from what I've heard.
Patient
That's a really good point about trials being full. I hadn't thought about that as much. I've been assuming if something's listed it's actively enrolling, which is probably naive. I'll definitely call Cleveland Clinic this week and ask them directly which ones they actually have open slots for instead of just going off what I'm reading online. Did they give you a timeline for when they knew whether you were accepted into the trial you did, or was that pretty quick once you had the initial conversation?
Family
This is such a smart approach. The fact that you're reading your pathology report and tracking biomarkers tells me you're thinking like a clinician, which honestly helps. I do the same thing with my dad's records, though it took me a minute to separate "nurse practitioner brain" from "daughter brain" when reviewing his own scans.

On the inclusion criteria question, yes, you need to actually match the pathology descriptors they list, not just "peritoneal mesothelioma." They'll specify histology (epithelioid vs sarcomatoid vs biphasic), whether they want treatment-naive patients specifically, sometimes even things like baseline organ function or performance status. Your pathology report should have all that language. If it doesn't, ask your oncologist to clarify which specific features matter for the trials they mentioned.

Geography does matter practically speaking, some trials have more flexibility with telemedicine follow-ups now, others require in-person visits on specific schedules. That's a real logistics question worth asking upfront because treatment compliance is part of their data.

ClinicalTrials.gov is honestly the main database but you can also ask your oncologist directly about mesothelioma-specific trials they know about that might not be listed yet, or check if Cleveland Clinic has their own trial information page. And no, you're not locked in. You can typically withdraw, though obviously there's a conversation about why and what makes sense medically.

The fact that you're documenting everything is genuinely helpful for any trial coordinator reviewing your baseline, so you're already doing the right thing. Good luck with this decision.
Medical Expert Response
Good questions and honestly the fact that you're approaching this so systematically before your first treatment is really smart. Let me try to address a few of these.

On inclusion criteria - the pathology report piece is important. Trials typically specify histologic subtype (epithelioid vs. sarcomatoid vs. biphasic, basically the cell type), and some are very specific about that. If your report says "epithelioid" you're generally in the best position for most trials. The staging criteria can be trickier because mesothelioma staging isn't uniformly applied across institutions. The Peritoneal Cancer Index (PCI, a scoring system based on disease distribution across abdominal regions) often matters more to trial coordinators than the stage number itself.

Beyond ClinicalTrials.gov, the Mesothelioma Applied Research Foundation keeps a more curated list. And honestly, just calling the research coordinator at a major NCI-designated cancer center directly is underrated. They can tell you in 10 minutes whether you'd likely qualify.

The travel question is real and there's no perfect answer. Some trials have satellite sites. Worth asking specifically.

On leaving a trial - yes, you can generally withdraw. Participation is voluntary. But the specifics of what happens to your treatment timeline if you exit vary, so ask that question explicitly before you enroll.

Your symptom logs and CA-125 trends are genuinely useful, keep doing that.

The MSKCC group published some useful data on HIPEC outcomes by PCI score if you want to read something concrete before your next appointment - look up Sugarbaker and Deraco's work on peritoneal mesothelioma surgical outcomes.

Please do keep talking to your Cleveland Clinic oncologist through all of this. Every case really does have variables that matter here.
3 found this helpful
Patient
Thanks for jumping in on this. The histologic subtype thing is actually what's been confusing me the most - my pathology report says epithelioid with some biphasic features, and I wasn't sure if that "some biphasic" part disqualifies me from trials that are specifically looking for epithelioid cases. Do you know if trials typically exclude you for having mixed features, or do they usually just want the dominant cell type to match? I'm going to pull out my exact pathology language and compare it line by line to the trial descriptions on ClinicalTrials.gov, but I'd feel a lot more confident knowing what terminology I should be looking for.
Veteran
Got diagnosed June 2025 after a routine VA screening, had my pleurectomy in August so I'm coming at this from the pleural side not peritoneal like you. But the trial question came up for us too before surgery and here's what I learned.

On the pathology thing, that report is your baseline document. Take it to every appointment. When the trial coordinator walks through inclusion criteria they're gonna reference specific cell types and staging markers, and your pathology report is literally the proof you meet those markers or you don't. Cleveland Clinic's gonna have their own specialists who can translate that report for you in the context of their specific trials, that's part of what you're paying for.

Geography matters more than you'd think. I'm Norfolk based and we looked at options up in Baltimore and DC. The reality is you're gonna be doing imaging follow-ups, lab work, maybe hospitalization if something goes sideways. Living close to the trial site isn't just convenience, it affects your ability to actually complete the protocol. Some trials understand that and coordinate with local providers. Some don't.

ClinicalTrials.gov is the main one but your VA hospital if you use it should have a clinical trial navigator. They helped us find stuff that wasn't broadly advertised. Also ask Cleveland Clinic directly if they have any trials they're running that aren't listed yet or are in early recruitment phases.

Most trials have exit criteria but it's not like you can just bounce whenever. You'd need to discuss that upfront with the trial team. Usually there's a process. We went straight to surgery instead of trial so I can't tell you firsthand how that conversation goes but it's something to negotiate before you sign on.

The documentation you're keeping is smart. Have it organized and bring it all.
Patient
That's really helpful Frank, especially hearing from the pleural side even though our presentations are different. The part about taking the pathology report to every appointment is exactly what I needed to hear - I've been worried I was supposed to somehow "translate" it myself. So the trial coordinators are actually looking at it alongside you rather than expecting you to already understand all the medical terminology in there? That makes me feel a lot less anxious about that piece. Did your team also walk you through what made you ineligible for any of the trials that came up, or did they just present the ones that fit?
Family
Joe and I went through something similar with his immunotherapy, and honestly the travel piece ended up mattering more than we expected - not just the distance but coordinating scans and follow-ups became a whole thing. Definitely worth asking Cleveland Clinic if they can handle monitoring even if the trial's somewhere else.

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