Giant lateral sinus pericranii. Case report.

A case of giant lateral sinus pericranii, which presented in a patient during early childhood as a soft, collapsible mass and gradually grew until it reached 13 x 9 cm when the patient was 36 years of age, is reported. The patient underwent successful surgery and the lesion was totally excised. The results of diagnostic tests (computerized tomography scanning, magnetic resonance imaging, cerebral angiography, and sinusography) and surgery-related problems are presented and discussed.