A clinical and surgical challenge: Retrorectal tumors.

Aims: Retrorectal tumors are rare, mostly benign tumors and named due to their localization. Diagnoses of these tumors are usually delayed because of nonspecific complaints and symptoms. Magnetic resonance imaging has beneficial uses both for diagnosis and treatment.

Evaluating factors affecting survival in colon and rectum cancer: A prospective cohort study with 161 patients.

Context: Colorectal cancers are frequent among cancers of gastrointestinal system. Whether there are any differences between survival in rectum and colon cancer patients is controversial.

Aims: In this study, we aimed to compare survival in surgically treated rectum and colon cancers and determine the factors affecting survival.

Sinistral Portal Hypertension Due to Pancreatic Hydatid Cyst.

Hydatid disease is caused by Echinococcus granulosus. Hydatid cysts are commonly located in the liver and lungs. The occurrence of pancreatic hydatid cysts is very rare, even in endemic areas.