M D Ryan1. 1. Department of Orthopaedics and Traumatic Surgery, The University of Sydney Royal North Shore Hospital of Sydney, St. Leonards, Australia.
Abstract
OBJECTIVE: The author reports symptomatic spinal canal stenosis due to degenerative spondylolisthesis at L4-5 in identical twins. SUMMARY OF BACKGROUND DATA: The patient reported his brother had a similar condition. METHODS: Monozygosity was established by phenotyping. CONCLUSIONS: Spinal morphology and degenerative disease may be genetically determined.
OBJECTIVE: The author reports symptomatic spinal canal stenosis due to degenerative spondylolisthesis at L4-5 in identical twins. SUMMARY OF BACKGROUND DATA: The patient reported his brother had a similar condition. METHODS: Monozygosity was established by phenotyping. CONCLUSIONS: Spinal morphology and degenerative disease may be genetically determined.