3 documents found, page 1 of 1
GASTROINTESTINAL STROMAL TUMOR
Eiró, Filipa Clara; Borges, Miguel Fróis; Oliveira, Gabriel; Onofre, Susana; Luz, Carlos; Santos, José Carlos; Real, João CorteWe report a case of an 87-year-old female patient, admitted to our emergency room with an acute abdomen. Exploratory laparotomy revealed a perforated jejunal lesion, histopathological examination was consistent with a gastrointestinal stromal tumor (GIST). GISTs are rare tumors with nonspecific and variable clinical symptoms. An initial clinical presentation as acute abdomen due to perforation, is very rare.; A...
Methods for conducting international Delphi surveys to optimise global particip...
Alkhaffaf, Bilal; Blazeby, Jane M.; Metryka, Aleksandra; Glenny, Anne-Marie; Adeyeye, Ademola; Costa, Paulo M.; del Val, Ismael DiezBackground: Core outcome sets (COS) should be relevant to key stakeholders and widely applicable and usable. Ideally, they are developed for international use to allow optimal data synthesis from trials. Electronic Delphi surveys are commonly used to facilitate global participation; however, this has limitations. It is common for these surveys to be conducted in a single language potentially excluding those not...
The impact of negative lymph nodes in the survival outcomes of pN+ patients fol...
Costa, Paulo M.; Lages, Patrícia; Onofre, Susana; Ribeiro, Ruy M.The impact of negative lymph nodes (LNs) on survival of pN+ patients has been recognized. The weight of negative LNs in an inverse lymph node ratio (nR) should be related to its prognostic impact. Five hundred and two consecutive gastric cancer patients, who underwent radical gastrectomy, were included. Patients were split into groups according to the number of harvested nodes and a cross-tabulation with pTNM s...