Articles

Highlights in gastrointestinal cancers

BJMO - volume 18, issue 5, september 2024

K. Geboes MD

SUMMARY

The 2024 ASCO meeting will be remembered for the presentation of the TRANSMET trial, a study in carefully selected patients with definitely unresectable liver metastases, showing that liver transplantation is feasible and leads to better survival. We also learned that thermal ablation is a safe alternative for surgery for small liver metastases in patients with colorectal cancer. The ESOPAC trial is another important study answering a long-standing question on the optimal perioperative treatment in patients with adenocarcinoma of the oesophagus or GEJ junction.

(Belg J Med Oncol 2024;18(5):201–5)

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Highlights of the 21st annual European Neuroendocrine Tumour Society (ENETS) Conference

BJMO - 2024, issue 4, june 2024

W. Lybaert MD, T. Vandamme MD, PhD, L. Mariën MSc, O. Islam MD, S. Chhajlani MD, C. De Weerdt MSc, I. Nietvelt MSc, M. Ulenaers MD, V. Casneuf MD, M. Maly MD, K. Geboes MD, D. Van Genechten , H. Leupe MD, C.M. Deroose MD, PhD

SUMMARY

During the ENETS Conference, the NETTER-2 trial was again in the spotlight and is shifting [177Lu]Lu-DOTATATE PRRT to the first-line treatment setting of patients with advanced, well-differentiated grade 2 and grade 3 gastroenteropancreatic neuroendocrine tumours (NET). Nuclear medicine treatment for NET is now intensively focusing on alpha-emitting peptide receptor radionuclide therapy (PRRT). Adding immunotherapy to angiogenesis inhibition for NET is again a disappointing story, and all eyes are now set on the CAR T-cell technology to stimulate anti-tumour immune responses. Delta-like ligand 3 is an inhibitory Notch ligand selectively and highly expressed on the cell surface of small cell lung cancer and neuroendocrine carcinoma, and appears to be a promising target for bispecific T-cell engager therapy. In this report, the most important headlines will be discussed, with comments on the clinical relevance of the different studies.

(BELG J MED ONCOL 2024;18(4):164–75)

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Genetic and molecular biology in pancreatobiliary cancers: Testing for pancreatobiliary cancer in the context of the Belgian NGS convention

BJMO - volume 15, issue 4, june 2021

Ir A. Hébrant PhD, H. Antoine-Poirel MD, PhD, K.B.M. Claes PhD, F. Dedeurwaerdere MD, J. Van der Meulen MD, F. Lambert MD, J. Van Huysse MD, G. Martens MD, PhD, N. D’Haene MD, PhD, K. Geboes MD, P. Pauwels MD, PhD, A. Jouret-Mourin MD, PhD, P. Peeters MD, M. van den Eynde MD, PhD, R. Salgado MD, PhD, P-J. Van Dam MD, P. Lefesvre MD, PhD, X. Sagaert MD, PhD, S. Metsu PhD, A. Demols MD, PhD, J-L. van Laethem MD, PhD

SUMMARY

Pancreatobiliary cancers (PBC) group pancreatic and biliary tract cancers and are among the cancers with the lowest survival rate. Emerging data suggest that novel biomarker-specific targeted therapies can be proposed for selected populations with survival benefit. This review summarises the scientific evidence to test for these biomarkers in order to optimise the management of pancreatobiliary cancers, within the context of the Belgian NGS convention.

(BELG J MED ONCOL 2021;15(4):170-6)

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Retrospective study of survival and consecutive treatments of patients treated with aflibercept plus FOLFIRI in second line for metastatic colorectal cancer in Belgium

BJMO - volume 13, issue 3, may 2019

A. Bols MD, PhD, K. Geboes MD, M. De Man MD, T. Delaunoit MD, I. Sinapi MD, J. Carrasco MD, PhD, M. Peeters MD, PhD

SUMMARY

A retrospective study in patients treated with aflibercept plus FOLFIRI in second line for metastatic colorectal cancer (mCRC) was conducted in Belgium. A total of 102 patients (64.7% males; 62.9 ± 9.8 [mean ± SD] years-old; 36.3% Eastern Cooperative Oncology Group [ECOG] 0 and 63.7% ECOG 1 status) were included. At the end of the study, 47.1% of patients were deceased and 49% were still alive. The median overall survival (± SD) was 15.7 ±1.2 months (no statistically significant difference [p=0.706; log rank test] in survival as a function of the ECOG status). The median progression-free survival was 7.1 ±1.0 months (no statistically significant difference [p=0.732; log rank test] in progression-free survival as a function of the ECOG status). Aflibercept treatment was still ongoing in 22.5% of the patients. The treatment was stopped in 79 (77.5%) patients. In 16 patients (15.7%), treatment with aflibercept was discontinued due to drug toxicity. The average aflibercept treatment duration was 4.5 ± 4.5 months and the average number of aflibercept administrations was 8.7 ± 6.7. Overall, 62% of the patients having interrupted aflibercept received at least one targeted therapy or one chemotherapy after aflibercept. The three most frequent targeted therapies were regorafenib (46%), panitumumab (30%) and cetuximab (18%). The four most frequent chemotherapies were FOLFIRI (44.7%), FOLFOX (12.8%), irinotecan (12.8%) and capecitabine (12.8%). The results obtained using a retrospective observational real-life setting in Belgium globally corroborate those observed in the VELOUR randomised placebo-controlled trial.

(BELG J MED ONCOL 2019;13(3):98–104)

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Molecular test algorithms for digestive tumours

BJMO - volume 13, issue 1, february 2019

Ir A. Hébrant PhD, Ir , A. Jouret-Mourin MD, PhD, G. Froyen PhD, J. Van der Meulen MD, M. De Man MD, R. Salgado MD, PhD, M. van den Eynde MD, PhD, N. D’Haene MD, PhD, G. Martens MD, PhD, E. van Cutsem MD, PhD, H.A. Poirel MD, PhD, S. Tejpar MD, PhD, J-L. van Laethem MD, PhD, K. Geboes MD, P. Pauwels MD, PhD, F. Dedeurwaerdere MD, B. Maes MD, PhD, J. De Grève MD, PhD, J. Vanhuysse , P. Peeters MD, L. Vanacker MD, M. Gomez-Galdon , M. Chintinne MD, PhD, A. Hendlisz MD, PhD, G. de Hertogh MD, PhD, X. Sagaert MD, PhD, M. Peeters MD, PhD, P. Vannuffel , P. Lefesvre MD, PhD, J. Vermeij , M. Simoens , T. Van den Mooter MD, N. van Damme PhD, M. Van den Bulcke PhD

The Belgian Commission of Personalized Medicine has been created to advise the federal government on all matters related to personalised medicine in oncology, including the reimbursement of molecular tests. Here, we propose the Belgian strategy for molecular testing in the digestive tumours within a scientific-based framework. For each tested biomarker, a clinical test level is attached, which is key to establish the relevance of the test and to define the reimbursement. For each digestive tumour type, the different molecular tests are represented as decision trees with its test utility, test level and a brief technical test description.

(BELG J MED ONCOL 2019;13(1):4–10)

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