Gastrinomas are neuroendocrine neoplasms (NENs), that occur primarily in the duodenum
and pancreas, which ectopically secrete gastrin, resulting in the Zollinger-Ellison syndrome …

Neurofibromatosis type 1 (NF1) is one of the most common genetic tumor predisposition
syndrome, caused by mutations in the NF1. To date, few genotype-phenotype correlations …

The gastrointestinal tract's most commonly occurring primary mesenchymal tumor is the
gastrointestinal stromal tumor (GIST). However, few cases worldwide were reported …

Abstract Neurofibromatosis type (NF-1) is an autosomal dominant disorder characterized
predominantly by neurocutaneous manifestations. Involvement of the gastrointestinal tract is …

A correct pretreatment classification is crucial to optimize diagnosis and to set the best care
for patients with PNSTs. Because of the limitations related to the clinical presentation, the …

Background Neurofibromatosis type 1, also known as NF1, is a disorder that is passed down
in an autosomal dominant manner. It manifests in a wide variety of tumors and affects …

Gastrointestinal stromal tumors (GISTs), though rare, are associated with neurofibromatosis
(NF) type 1 and may cause significant gastrointestinal bleeding. A 42-year-old male with …

Purpose This case study covers a Pakistani man with GIST at the gastroesophageal
junction, which is rare and confirmed by CT scan and immunophenotyping (Desmin+ …

A left adrenal mass was incidentally detected in a 61 years old male as he was evaluated for
a dysuria. The man had a 20 years-long history of high blood pressure and used to snuff …

ZES was first described in 1955 by two surgeons, RM Zollinger and EH Ellison, in two
patients with intractable peptic ulcer disease (1). Although previous cases had been …