Peng et al described a 19-year-old male OI patient with L4/5 lumbar disc herniation who recovered satisfactorily after percutaneous endoscopic discectomy.[10] Wang et al reported a 32-year-old OI patient with Schmorl’s disease and a COL1A2 heterozygous mutation (c.4048G>A).[3], exhibiting multiple vertebral fragility fractures and Schmorl nodules. The gene discussed is COL1A2; the disease is osteogenesis imperfecta.