Intraspinal enterogenous cyst: delayed appearance following mediastinal cyst resection.

: A case of delayed appearance of a cervicothoracic extra-medullary intradural enterogenous cyst was disclosed in a boy at the age of four years and 9 months. The patient had had removal of an enterogenous mediastinal cyst without any demonstrable anatomical connection to the spinal cord at the age of three weeks.