Cauda Equina SyndromeAlthough leg pain is common and usually goes away without surgery, cauda equina syndrome, a rare disorder affecting the bundle of nerve roots (cauda equina) at the lower (lumbar) end of the spinal cord, is a surgical emergency.

Vitamin DFact Sheet for Health ProfessionalsWoman shopping for dietary supplementsHave a question?Ask ODS: ods.od.nih.gov/contactTable of ContentsIntroductionReference IntakesSources of Vitamin DVitamin D Intakes and StatusVitamin D Defici

Acetabular FracturesAn acetabular fracture is a break in the socket portion of the "ball-and-socket" hip joint. These hip socket fractures are not common — they occur much less frequently than fractures of the upper femur or femoral head (the "ball

Fractures of the Thoracic and Lumbar SpineSpinal fractures can vary widely in severity. Some fractures are very serious injuries that result from high-energy trauma and require emergency treatment. Other fractures can be the result of a lower-impa

Kyphosis (Roundback) of the SpineKyphosis is a spinal disorder in which an excessive curve of the spine results in an abnormal rounding of the upper back. The condition is sometimes known as roundback or — in the case of a severe curve — as hunchba

Inflammatory Arthritis of the HipThere are many kinds of arthritis that can affect the hip joint and make it difficult to do everyday activities.The most common type is osteoarthritis (OA), a non-inflammatory arthritis. Also known as degenerative

Inflammatory Arthritis of the HipThere are many kinds of arthritis that can affect the hip joint and make it difficult to do everyday activities.The most common type is osteoarthritis (OA), a non-inflammatory arthritis. Also known as degenerative

Cervical SpondylosisOverviewCervical spondylosis is a general term for age-related wear and tear affecting the spinal disks in your neck. As the disks dehydrate and shrink, signs of osteoarthritis develop, including bony projections along the edg