ea0099ep316 | Endocrine-Related Cancer | ECE2024
Stofas Anastasios
, Patereli Amalia
Introduction: Retroperitoneal ganglioneuromas (RGNs) are rare benign tumors originating from the retroperitoneal sympathetic ganglia. They are usually sporadic; though an association with neurofibromatosis type II and multiple endocrine neoplasia (MEN) IIB has been reported. RGNs are usually asymptomatic. Occasionally they may show symptoms due to local pressure effect or rarely are hormonally active, releasing peptides such as vasoactive intestinal peptide, somato...