Intraoperative 3D Navigation-Guided Resection of Enlarged Transverse Process for Treating Bertolotti Syndrome Unresponsive to Noninvasive Treatments: Case Report.

Bertolotti syndrome is a lumbosacral anomaly that induces persistent lumbar pain. This case describes 3D navigation-guided resection of an enlarged transverse process. Sufficient decompression provided pain relief refractory to noninvasive treatments. ODI and SF-36 scales validated clinical efficacy, reflecting profound enhancement in the patient's functional and health-related quality of life. Trial Registration: The publication project was approved by the Bioethics Committee of the Medical University of Łódź and conforms to the Declaration of Helsinki.