Abstract Library

#4236 Do metastatic appendiceal NETs ever develop metachronously after appendectomy or right hemicolectomy?

Introduction: Appendiceal NETs are typically detected incidentally during appendectomy. A recent study reported no cases of metachronous metastases among patients (pts) with primary tumors

Conference:

Presenting Author: Al-Toubah T

Authors: Al-Toubah T, Haider M, Strosberg J,

Keywords: appendiceal net, appendix net, neuroendocrine tumor, right hemicolectomy, appendectomy,

#4189 Pit and pitfalls of tumor mutational burden assessment in well-differentiated pancreatic neuroendocrine tumors: Two case reports from University of Verona

Introduction: The hypermutated phenotype is used as a predictive parameter for immune-checkpoint inhibitors (ICI). However, the relationship between high TMB, the underlying mutational drivers and response to ICI is still unclear.

Conference:

Presenting Author: Trevisani E

Authors: Torresan I, Reni A, Trevisani E, Borghesani M, Rossi A,

Keywords: Neuroendocrine tumor, NGS, Tumor Mutational Burden, Alkylating agent, DNA Damage Repair, Liquid biopsy,

#3341 A rare case of oligometastatic thymic carcinoid

Introduction: Primary thymic neuroendocrine tumors (NETs) are a rare type of cancer which have a propensity to local or distant spread to nodes, lung, and bone. Treatment consists of a combination of surgery, SACT and radiotherapy, depending on the stage.

Conference: 18th Annual ENETS Concerence (2021)

Presenting Author: Cooper J

Authors: Cooper J, Jethwa D, Zen Y, Prachalis A, Taylor B,

Keywords: thymic carcinoid, oligometastatic disease,

#2024 Metachronous Primary Cancers in Neuroendocrine Tumor Patients

Introduction: Historically there has been an association between neuroendocrine tumours (NETs) and second primary cancers (Stronge et al 2014). However, this has not been well characterised.

Conference: 15th Annual ENETSConcerence (2018)

Presenting Author: Genus T

Authors: Genus T, Bouvier C, Wong K, Srirajaskanthan R, Rous B,

Keywords: Neuroendocrine cancer, second primary, metachronous,

#1848 Liver Metastatic Disease (LMD) in Gastroenteropancreatic Neuroendocrine Tumors (GEP-NET): Incidence, Treatment and Survival in a Multicenter Study in Argentina. Preliminary Report. ARGENTUM GROUP

Introduction: The first observational Study from our Group in Argentina, showed 60% incidence of liver mets at initial diagnosis. The treatment encompasses a wide scope of surgical and non-surgical modalities.

Conference: 14th Annual ENETSConcerence (2017)

Presenting Author: O´Connor J

Authors: O'Connor J, Sanchez Loria F, Fauda M, Montal S, Podestá G,

Keywords: Liver, NETs,