Use of PET in preoperative malignancy determination of gastric schwannomas. Systematic review and contribution of a case Ignacio Antonio Gemio del Rey; Roberto de la Plaza Llamas; Daniel Alejandro Díaz Candelas; Ludovica Gorini; Rodrigo Arellano González;

Splanchnic vein thrombosis in acute pancreatitis: Answering key questions Daniel Oyon; Federico Bolado;

Rare cause of acute abdomen: Small bowel metastasis from lung cancer Maria Dolores Picardo Gomendio; Alba Manuel Vázquez; Cristina Garcia Amador; Yuri Rodrigues Figueira; Antonio Candia; Roberto de la Plaza Llamas; José Manuel Ramia Ángel;