Medical Oncologist, department of oncology at the University hospital of Geneva (HUG). All opinions expressed here are my own

Genève, Suisse
#ESMO26 #LBA are out! You can fully plan your meeting! 📆 calendars, walking 🚶‍♂️ time, 🥘 breaks, and 🗣️ networking! #ESMOAmbassadors
📣 #ESMO26: The late-breaking abstract lineup is taking shape! Authors & titles are online, and most of the submissions are already there. 30K+ delegates already registered from around the world, so this means new data, new insights and new opportunities to connect. Register now! 🔗 ow.ly/hRv350ZQ7ZW
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Alfredo Addeo MD retweeted
Love #MedTwitter but not the noise? Get practice changing updates from social media. Subscribe to our weekly newsletter and join your colleagues. Sign up free! my.medical.watch
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5/ @JuliaRotow on 1L T-DXd vs pembro + chemo in advanced HER2-mutant NSCLC
In phase 3️⃣ DESTINY-Lung04, first-line trastuzumab deruxtecan achieved a 70% response rate in advanced HER2-mutant #NSCLC vs 44.5% with pembrolizumab + chemotherapy. 🗣️Presented by @JuliaRotow of @DanaFarber at #WCLC26 Explore the findings ➡️ ascopost.com/news/september-…
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Alfredo Addeo MD retweeted
4/ @dr_yakupergun on positive ctDNA and MRD:
A positive ctDNA result does not necessarily mean MRD. In NSCLC surveillance, 59% of patients with a positive methylation-based ctDNA result subsequently became negative, mostly without radiologic recurrence. Low-level signals around the assay’s detection limit were particularly unstable. In contrast, all three patients with clearly higher ctDNA fractions had confirmed recurrence. As ctDNA increasingly enters perioperative trials and potentially treatment decisions, perhaps the clinically relevant biomarker is not simply ctDNA+/−, but its level, persistence, and trajectory. A single low-level positive result may be a poor reason to label a patient as having molecular residual disease and escalate treatment. This is a small retrospective study, but an important warning against reducing MRD to a binary variable. I raised a similar concern when discussing SERENA-6. Unfortunately, it did not attract the editor’s interest at the time and was therefore not published in a “scientific journal.” Given the sometimes difficult-to-understand discretionary nature of editorial decisions, I have increasingly chosen to share some of my scientific views independently, as I did in the post below. jtocrr.org/article/S2666-364…
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3/ @stephanieplsaw @HHorinouchi on multi-omic profiling and molecular risk stratification to inform TKI benefit:
Thanks @HHorinouchi! 5 years of work, a PhD and some white hair later, delighted to share our work in @JTOonline. We show multi-omic profiling enables molecular risk stratification of stage I-III EGFRm NSCLC to inform adjuvant TKI benefit. Grateful to my mentors and co-authors 🙏🏻
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Hi friends, it's #LungCancer Wednesday! Here are Top Posts of the Week 🧵 1/ @StephenVLiu on phase II study of lorlatinib in ALK+ NSCLC:
5y follow up from phase II study of lorlatinib in ALK+ NSCLC @JTOonline. Shorter OS noted for EML4::ALK fusion variant 3 competed to variants 1 or 2 and with TP53 co-mutation. jto.org/article/S1556-0864(2…
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2/ @Alfdoc2 on PACC mutations and EGFR exon 20 insertions in NSCLC:
Great timing for our new @JCO_ASCO review on PACC mutations & EGFR exon 20 insertions in NSCLC. “Uncommon EGFR” is no longer one disease , structure matters, and increasingly guides therapy. And #WCLC26 provided a perfect example: REZILIENT3 showed zipalertinib + chemo significantly improved PFS in 1L EGFR Ex20ins NSCLC: 14.5 vs 8.5 mo | HR 0.50 From molecular structure → rational drug development → Phase III evidence. Proud to be part of this review with a fantastic group of colleagues! @caliraf @LeXiuning @fede_monaca Dr Randulfe, Pr Heymach, Dr Zhou ascopubs.org/doi/10.1200/JCO… #LCSM #EGFR #NSCLC
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Alfredo Addeo MD retweeted
"Statistics in Oncology in Practice", fom my talk available at theoncologyshot.com/p/my-fri… A change in sample size should always be transparently explained. If not, there is a risk of what we call "p-hacking", "data-dredging" See here with an example with the PANOVA trial👇
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"Statistics in Oncology in Practice", my new talk is available at theoncologyshot.com/p/my-fri… Here is an excerpt: understanding the principles of Kaplan-Meier is fundamental, a practical example with LUNAR @Alfdoc2 !
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Looking forward to contributing at #ESMO26 in Madrid with other #ESMOAmbassadors including thoracic stars @Alfdoc2 @marinagarassino @g_mountzios @herbloong @EMariamidze @APassaroMD @myESMO
ESMO is pleased to announce the #ESMOAmbassadors for #ESMO26. They will share scientific highlights, expert perspectives and insights on the latest research presented at #ESMO26 across tumour types and disciplines. 🔗Discover the Ambassadors: ow.ly/Lj2t50ZOkuo
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Alfredo Addeo MD retweeted
⭐️🚨Such a delight to join the #ESMOAmbassadors @myESMO & contribute to the latest & greatest to coverage of groundbreaking research at #ESMO26 ⭐️Looking forward highlight advances in #PrecisionOncology, #TumorAgnostic approaches, + novel #biomarkers advancing care for patients with #rarecancers & much much more @OncoAlert @oncodaily @PTarantinoMD @aftimosp @Alfdoc2 @TeresaSAmaral @Ecastromarcos @CarmenCriscit @marinagarassino @PGrivasMDPhD @DrJonLim @StephenVLiu @LoiSher @herbloong @ErikaHamilton9 @UmbertoMalapel1 @g_mountzios @ManuPalmerini @APassaroMD @darioT_ @ArndtVogel @EvelynWongYT
ESMO is pleased to announce the #ESMOAmbassadors for #ESMO26. They will share scientific highlights, expert perspectives and insights on the latest research presented at #ESMO26 across tumour types and disciplines. 🔗Discover the Ambassadors: ow.ly/Lj2t50ZOkuo
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Alfredo Addeo MD retweeted
Thanks @HHorinouchi! 5 years of work, a PhD and some white hair later, delighted to share our work in @JTOonline. We show multi-omic profiling enables molecular risk stratification of stage I-III EGFRm NSCLC to inform adjuvant TKI benefit. Grateful to my mentors and co-authors 🙏🏻
🔥Multi-omic profiling enables recurrence risk stratification beyond pathological stage in resected EGFR-mutant LUAD 🆙 @JTOonline ☑Genomic instability, TP53 co-mutations & transcriptomic features profiled 🎯Multi-omic model C-index 75.4% across 4 validation cohorts 🎯High vs Low Risk in Stage I: IA HR 12.53, IB HR 18.10 🎯Benefit by Adjuvant TKI: Low Risk➖ High Risk➕ 🎙 @stephanieplsaw @danieltanmd #LCSM @OncoAlert @Larvol @EGFRResisters jto.org/article/S1556-0864(2…
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thanks to highlight it
🔥EGFR PACC mutations & exon 20 insertions in NSCLC: a rapidly evolving therapeutic landscape 🆙 @JCO_ASCO 🎯PACC (G719X, S768I, E709X, L747X): 2nd-gen TKIs preferred 🎯Common+PACC compound mutations: 3rd-gen TKIs 🎯Ex20ins: amivantamab, sunvozertinib (WU-KONG28), zipalertinib & firmonertinib show meaningful activity 🎙Dr. Federico Monaca @caliraf @LeXiuning #LCSM @ASCO @OncoAlert @Larvol @EGFRResisters @Exon20Group ascopubs.org/doi/full/10.120…
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Alfredo Addeo MD retweeted
Really enjoyed this wonderful opportunity to discuss EVOKE-03/KN D46 data presented at the Presidential Symposium 1 of #WCLC26 with dear friends @StephenVLiu and @NarjustFlorezMD @IASLC Link🖇️ below:👇
🎙️Monday Highlights from #WCLC26! Drs. @StephenVLiu & @NarjustFlorezMD are joined by @alexdrilon and @g_mountzios to discuss: 🔹 ARROS-1: zidesamtinib in ROS1+ lung cancer 🔹 EVOKE-03: sacituzumab govitecan + pembrolizumab 🎧 bit.ly/4hrY8Or #LungCancerConsidered #LungCancer #ThoracicOncology #Oncology
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Great timing for our new @JCO_ASCO review on PACC mutations & EGFR exon 20 insertions in NSCLC. “Uncommon EGFR” is no longer one disease , structure matters, and increasingly guides therapy. And #WCLC26 provided a perfect example: REZILIENT3 showed zipalertinib + chemo significantly improved PFS in 1L EGFR Ex20ins NSCLC: 14.5 vs 8.5 mo | HR 0.50 From molecular structure → rational drug development → Phase III evidence. Proud to be part of this review with a fantastic group of colleagues! @caliraf @LeXiuning @fede_monaca Dr Randulfe, Pr Heymach, Dr Zhou ascopubs.org/doi/10.1200/JCO… #LCSM #EGFR #NSCLC
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Another best of WCLC 2026‼️ 🤭🤭 @StephenVLiu #WCLC2026 @IASLC
The ruling emperor of thoracic oncology #WCLC26 @iaslc @StephenVLiu
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Alfredo Addeo MD retweeted
Dr. @alexdrilon at #WCLC26 presents 1L cohort of ARROS-1 trial of zidesamtinib in pts with ROS1 NSCLC. What a waterfall plot. RR 94% with 15% CR. mPFS not reached, PFS at 6m was 96% and at 12m was 90%. Intracranial RR 100%. In 78 pts who did not have brain metastases at baseline, no CNS events occurred to date. These are fantastic outcomes.
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MDT-BRIDGE update; P2; 76% of borderline resectable became resectable; seems like a deliverable strategy to select pts with borderline resectable disease for CRT or resection #WCLC26
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