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Spine J
January 2025
Department of Orthopaedic Surgery, Anshin Hospital, 1-4-12, Minatojima Minamimachi, Chuo-ku, Kobe City, Hyogo 650-0047, Japan.
Background: Pediatric lumbar spondylolysis (LS) is common in junior and senior high school athletes. Lower LS (L4-L5 level) is more common in children, and upper LS (L1-L3 level) is relatively rare; therefore, the pathogenesis of upper LS remains unclear.
Purpose: To elucidate the mechanisms of upper LS by identifying and comparing characteristics between upper and lower LS cases.
JMA J
October 2024
Department of Rehabilitation, Shizuoka Mirai Sports Orthopedics Clinic, Shizuoka, Japan.
Introduction: This study aimed to compare two groups (9 years or younger [U-9] and 10 years or older [O-10]) of patients with fresh lumbar spondylolysis and elucidate their characteristics.
Methods: This study enrolled 51 elementary school students diagnosed with fresh lumbar spondylolysis through magnetic resonance imaging between March 2015 and March 2022. Study 1 included 10 and 46 patients in the early- and late-grade groups, respectively.
J Cutan Pathol
January 2025
Department of Pathology and Laboratory Medicine, College of Medicine, University of Saskatchewan, Saskatoon, Saskatchewan, Canada.
Closed spinal dysraphism (CSD) is a congenital condition caused by a failure in secondary neurulation during embryogenesis. CSD is associated with characteristic cutaneous stigmata often identified clinically. Rarely, such stigmata have been reported to occur with complex congenital intraspinal lipomas containing Pacinian corpuscle hyperplasia.
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