Primary gastric tumors of infancy and childhood: 54-year experience at a single institution.

Background/purpose: Primary gastric tumors are rare in infancy and childhood. Because of the infrequent occurrence of these tumors, the clinician may be unfamiliar with optimal management strategies. We review our experience over the past 54 years and the current literature.

Contemporary management of lipoblastoma.

Purpose: Lipoblastoma is a rare, benign, adipose tissue tumor. We report the largest single institution experience managing these uncommon neoplasms.

Methods: We retrospectively reviewed 32 cases of lipoblastoma entered in the pathology database at our institution between January 1991 and August 2005.

Wilms' tumor and horseshoe kidneys: a case report and review of the literature.

The presence of Wilms' tumor with a horseshoe kidney is an unusual combined clinical presentation. It has been reported that the incidence of Wilms' tumor in patients with horseshoe kidneys is higher than that seen in the general population. The current report describes a 5-year-old boy who presented with a stage III Wilms' tumor in a horseshoe kidney.

Temporary relocation of testes to the anterior abdominal wall before radiation therapy of the pelvis or perineum.

Recent advances in the treatment of pelvic malignancies in children has resulted in an increased life expectancy. In the past, treatment of soft tissue sarcomas with simple surgical excision resulted in a recurrence rate of approximately 75%. Combination of chemotherapy, radiotherapy, and surgery have significantly altered the outcome of advanced pelvic soft tissue sarcomas.