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Benjamin Besse Profile
Benjamin Besse

@BenjaminBesseMD

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Medical Oncologist- Lung cancer, thymic & NUT carcinomas. Head of Clinical Research @GustaveRoussy, Head of Scientific Chairs Council @EORTC. Tweets are my own.

France
Joined January 2015
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@BenjaminBesseMD
Benjamin Besse
10 hours
EGFR update.7 potential options:.•3rd gen TKI: osimertinib, lazertinib, aumolertinib.•Amivantamab.•Pemetrexed.•Carboplatin.•Ivonescimab.•Dato-DXd.OS data favor combos upfront—but real-world ≠ trial. In RWD, ~40% of newly diagnosed pts wouldn’t qualify for FLAURA2 #WCLC25
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@BenjaminBesseMD
Benjamin Besse
17 days
Up to 50% of patients with metastatic cancer develop lung metastases, linked to poor prognosis and impaired quality of life. Our Nature Reviews Disease Primers article unpacks biology, diagnosis & treatment strategies. @LodovicaZullo @GustaveRoussy
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nature.com
Nature Reviews Disease Primers - The lungs are a common metastatic site for several cancers, including colorectal cancer, primary lung cancer, breast cancer and prostate cancer. This Primer...
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@BenjaminBesseMD
Benjamin Besse
3 months
Morning > Afternoon for IO?.Evidence is mounting—retrospective and now prospective (210 pts, randomized, PFS HR 0.42 but no PD-L1 strat). Given IO’s long half-life, maybe only the timing of the first dose matters. #ASCO2025
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@BenjaminBesseMD
Benjamin Besse
6 months
Debate on L1 for EGFR mut NSCLC : ‘easy osi’ then escalate to CT-ami, or use doublet upfront? .Lazertinib+amivantmab likely to extend OS by ~ 1 yr vs osimertinib, but without cross over to CT-ami. Intensify only if ctEGFR not cleared after 4w of osi? #ELCC25
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@BenjaminBesseMD
Benjamin Besse
11 months
ICB or chemo-ICB in PD-L1≥50% advanced NSCLC? Metabolic tumor volume (tMTV) assessed by 18F FDG petscan can guide you. High tMTV lesions might have a different biology and be better candidate to chemo-ICB. @FilippoDallOlio .
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aacrjournals.org
AbstractPurpose:. This study aimed to explore metabolic tumor volume (MTV) as assessed by 18F-fluorodeoxyglucose positron emission tomography–computed tomography (18F-FDG–PET/CT) and understand its...
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@BenjaminBesseMD
Benjamin Besse
11 months
NUT Carcinoma is an ultra-rare entity with a NUTM1 fusion, diagnosed by a simple IHC NUT+ (can look like a squamous lung cancer in a never smoker pt). Previously known as midline carcinoma, its prognosis is extremely poor. Lurbinectedin appears promising!
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@BenjaminBesseMD
Benjamin Besse
1 year
YES! De-escalation trials matter and should be much more supported by payers! Very preliminary results from the Dutch non inferiority trial DEDICATION-1 are reassuring. In France, the PULSE trial has the same hypothesis, opens soon in Belgium, Spain, Estonia and Greece! #ESMO24
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@BenjaminBesseMD
Benjamin Besse
1 year
Impressive benefit for Lenvatinib-Pembrolizumab in pts with thymic carcinoma and B3 thymoma. ORR 23.3% and mPFS 14.9m are unexpected in 2nd line or more. Lenvatinib dose matters in a subgroup analysis. Congratulations @JordiRemon #ESMO24
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@BenjaminBesseMD
Benjamin Besse
1 year
Adjuvant Durvalumab after resection of stage IB~IIIA NSCLC does not improve DFS. No predictive effect of PD-L1 expression as in KN-091/PEARLS (adj pembro): Biology of micrometastatic disease differs from matched primary tumor? Confirms that neoadjuvant is the way to go. #ESMO24
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@BenjaminBesseMD
Benjamin Besse
1 year
1st phase III trial of an ADC vs docetaxel in a biomarker selected population.Tusamitamab Ravtansine targets CEACAM5, overexpressed in 25% of non sq NSCLC.CARMEN LC03 did not meet the primary endpoints PFS and OS. #WCLC24
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@BenjaminBesseMD
Benjamin Besse
1 year
Stop pembro after 2 years?. In 43,359 pts that received up-front pembrolizumab for an advanced NSCLC, continuation beyond 2 years was not associated with better OS than a fixed 2-year treatment, HR = 0.97 [0.75–1.26] p = 0.95. @arousseaumd .
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@BenjaminBesseMD
Benjamin Besse
1 year
RT @barlesi: @GustaveRoussy @ASCO #ASCO24 140 accepted abstracts, #30 oral presentations w #10 done by our experts. We’re here to exchange,….
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@BenjaminBesseMD
Benjamin Besse
1 year
RT @JordiRemon: In resected EGFR mut NSCLC after chemo 6 mo vs 12 mo icotinib (1st G EGFR TKI) similar DFS and OS despite only 70% complete….
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@BenjaminBesseMD
Benjamin Besse
1 year
Another promising B7H3 ADC in pts with Small Cell Lung Cancer. « SuperTopoi » payload. DAR=4. Very early data. No ILD. Unconfirmed ORR 61.3%. #ASCO24
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@BenjaminBesseMD
Benjamin Besse
1 year
LIFETIME osimertinib after a treatment with curative intent?.In pts with EGFRmut stage III NSCLC, chemo-radiotherapy can CURE pts. Were pts in LAURA properly staged by petscan/brain RMI?.Why not using MRD to select patient?.Strong concerns when OS is not positive. #ASCO24
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@BenjaminBesseMD
Benjamin Besse
1 year
1st generation KRAS inhibitors: a piece of the puzzle is still missing. #ASCO24 .Hope it will be enough to convince refractory HTAs to refund the drug! @KRASKickers
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@BenjaminBesseMD
Benjamin Besse
1 year
Lorlatinib PFS is impressive with an HR 0.19 over crizotinib. But why after 5 yrs FU can’t we see the OS curves and the cross over rate? Even if the number of events is not reached, that would help us to select our first line treatment. @ALKPositiveinc #ASCO24
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@BenjaminBesseMD
Benjamin Besse
1 year
RT @JordiRemon: For pts w EGFRm with Osi-Progression NSCLC not homogeneous benefit in PFS with🩸antiangiogenic + io+CT vs CT and no mature O….
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@BenjaminBesseMD
Benjamin Besse
1 year
Important and completely counter intuitive study !.The NGR-LU002 stydy shows that the irradiation of all sites (primary+mets) after induction chemo or chemo-IO does not increase survival compared to the standard maintenance treatment. « Le mieux est l’ennemi du bien » #ASCO24
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@BenjaminBesseMD
Benjamin Besse
1 year
S/C route is the way to go for amivantamab! Paloma 3 trial shows similar PK of S/C vs IV with potentially better survival. Dose intensity & toxicities seem similar (but for Infusion relation reaction). Are blocking ADAs (anti drug antibodies) more frequent with IV vs S/C? #ASCO24
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