[Virchow's node as the form of onset of squamous cell carcinoma of the pancreas].

Unlabelled: Squamous carcinoma of the pancreas is a highly uncommon tumor.

Case Report: A 63-year-old man was referred to the gastroenterology department because of hyporexia, cachexia and weight loss. A left supraclavicular node was noted.

[Onset of celiac disease after acute hepatitis B infection].

Celiac disease is characterized by small intestinal mucosal injury and nutrient malabsorption in genetically susceptible individuals following dietary ingestion of gluten. The pathogenesis of the disease involves interactions between environmental, genetic, and immunologic factors. Transient infections or increased permeability of the mucosa may facilitate disease onset induced by the uptake of gluten peptides into a microenvironmental milieu in the small intestinal mucosa.

[Gastrointestinal bleeding of obscure origin caused by a metastatic endometrial adenocarcinoma. Response to hormonal therapy].

Background: Endometrial cancer (EC) is the most common gynecologic malignancy. Gastrointestinal tract involvement is unusual and is often limited to local invasion of the rectum in advanced disease.

Case Report: We report the case of a 77-year-old woman who presented with intermittent gastrointestinal bleeding 2 years after treatment of stage IIb EC.