Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine
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To describe the sonographic appearance of a poorly recognized cause of low thoracic or upper abdominal pain. ⋯ Slipping rib syndrome should be considered in patients with histories of upper abdominal or low thoracic pain of unknown origin. We suggest that high-resolution sonography of the costal margin should be added to abdominal sonography in cases of nonspecific abdominal pain.