Fig. 4From: Percutaneous transforaminal endoscopic discectomy for the treatment of lateral recess stenosis secondary occurred the discal fungus infectionSurgical process a lumbar anteroposterior X-ray film. b lumbar lateral X-ray film. c view of PTED (blue arrow: nerve root; black arrow: ligamentum flavum; green arrow:end plate; yellow arrow: intervertebral space)Back to article page