Primary gastric squamous cell carcinoma with a bilio-gastric fistula and Krukenberg syndrome.

Primary squamous cell carcinoma of the stomach is a rare type of gastric malignancies. Diagnosis criteria are well defined but diagnosis is generally late being made at an advanced stage with metastases explaining its poor diagnosis.

Atypical solid pseudopapillary tumor of the pancreas in a 14-year-old.

Diagnostic approach can be difficult in pediatric pancreatic masses. Our case shows that even though radiologic appearance was not conclusive, surgery remains the main treatment in resectable masses especially in children.

A pseudotumoral form of Crohn's disease: A case report and review of the literature.

In front of a colonic tumor, the diagnosis of a pseudotumoral form of Crohn's disease must be considered. However, it is a rare form, especially when inaugural and a neoplasia must be eliminated before retaining the diagnosis.

An unusual case of diffuse large B-cell lymphoma complicating a Crohn's disease.

Clinicians should keep in mind that Crohn's disease may be complicated by neoplasia such as adenocarcinomas or lymphomas, especially if the disease duration is long and the patient is under immunosuppressive therapy.

Gastrointestinal bleeding as an initial manifestation of gastric lipoma: Case report and review of the literature.

Gastric lipoma should be considered as a rare differential diagnosis in patients presenting with gastrointestinal bleeding. Diagnosis is mainly done by radiologic and endoscopic findings. It presents characteristic pathognomonic endoscopic signs.