Urethral diverticulum in a female child.

A urethral diverticulum in a female arises from the wall of the urethra and consists mainly of fibrous tissue lined with epithelium. It is uncommon, and usually presents between decades 3 and 5. Most patients present with non-specific, refractory, lower urinary tract symptoms, unrelated to the diverticulum size or number.

Thoracoscopy in Chest Wall Ewing's Sarcoma.

Minimally invasive surgery has a role in planning the resection of malignant chest wall tumors in the pediatric population. We studied the role of thoracoscopy in both the diagnosis and definitive surgery of chest wall Ewing's sarcoma tumors.