December  2004         

Bone Scan ordered for evaluation of back pain.

A 47-year-old patient with the clinical history of mental retardation. The study is requested for evaluation of possible spinal fracture in a patient with history of back pain, and weight loss.

No previous studies for comparison.

27 mCi Tc-99m labeled HDP. Anterior and posterior whole body images were obtained at a 2-hour delay.

The study demonstrates severe scoliosis of the thoracic spine with the lower thoracic spine showing dextroscoliosis at a level at the expected tip of the scapula. Typical degenerative changes are seen along the concave aspect of this scoliosis. Degenerative changes are not as pronounced as would be expected. No focal activity is seen consistent with a spinal or rib fracture. The remainder of the bone scan demonstrates physiologic uptake. Bilateral renal activity is seen.

IMPRESSION:
1. WHOLE BODY BONE SCAN DEMONSTRATING SCOLIOTIC CHANGES OF THE THORACIC SPINE.
2. NO OTHER ABNORMALITIES ARE IDENTIFIED.
3. NO EVIDENCE OF OCCULT INFECTION OR MALIGNANCY IS SEEN.

Scoliosis

The term scoliosis is used to describe a condition, which represents an abnormal curvature of the spine, but it is not a disease or a diagnosis. Scoliosis can be caused by congenital, developmental or degenerative problems, but most cases of scoliosis actually have no known cause, and this is known as idiopathic scoliosis.

Scoliosis usually develops in the thoracic spine (upper back) or the thoracolumbar area of the spine, which is between the thoracic spine and lumbar spine (lower back). It may also occur just in the lower back. The curvature of the spine from scoliosis may develop as a single curve (shaped like the letter C) or as two curves (shaped like the letter S). [www.spine-health.com]

For more information:

University of Washington School of Medicine Approaches To Differential Diagnosis In Musculoskeletal Imaging

American Association of Orthopedic Surgeons  The Importance of Early Detection - Tips for Parents

 

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© 2004 Nuclear Education Online

Images courtesy of University of Arkansas for Medical Sciences Dept of Nuclear Medicine.