Lumbar Disc Herniation American Academy of Orthopaedic Surgeons http://orthoinfo.aaos.org/topic.cfm?topic=A00534 Lumbar Disk Herniation http://orthoinfo.aaos.org/topic.cfm?topic=A00534 American Academy of Orthopaedic Surgeons American Academy of Family Physicians American Academy of Orthopaedic Surgeons American Academy of Orthopaedic Surgeons American Academy of Orthopaedic Surgeons Lumbar Disk Herniation Herniated Disc Lumbar Disk Herniation http://orthoinfo.aaos.org/topic.cfm?topic=A00534