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Evaluation of Blunt Abdominal Trauma Using PACS-Based 2D and 3D MDCT Reformations of the Lumbar Spine and Pelvis

Department of Radiology, Division of Body Imaging, Boston University Medical Center, 88 E Newton St., Atrium 2, Boston, MA 02118.

View larger version (92K): [in a new window]   Fig. 1A —62-year-old man with large fracture through L5 vertebral body. Lateral radiograph of lumbar spine. No fracture was identified during image analysis session.

View larger version (128K): [in a new window]   Fig. 1B —62-year-old man with large fracture through L5 vertebral body. Sagittal reformatted image of abdominopelvic CT scan shows large fracture through L5 vertebral body that was not visible on radiograph (A).

View larger version (99K): [in a new window]   Fig. 1C —62-year-old man with large fracture through L5 vertebral body. Axial CT image shows fracture through transverse process of L4 on right that was not visible on radiograph (A).

View larger version (104K): [in a new window]   Fig. 2A —28-year-old man with shattered lumbar vertebra. Radiograph obtained after abdominal CT scan shows deformity of spine, which suggests compression fractures that are difficult to define. Lateral radiograph could not be obtained because patient became unstable and was transferred to operating room.

View larger version (111K): [in a new window]   Fig. 2B —28-year-old man with shattered lumbar vertebra. Sagittal reformatted image of abdominopelvic CT scan clearly shows shattered lumbar vertebra with retropulsion of bone fragments into spinal canal.

View larger version (46K): [in a new window]   Fig. 3A —34-year-old man with anterior wedge-compression fracture of L4. Lateral radiograph of lumbar spine shows mild anterior wedge-compression fracture of L4.

View larger version (124K): [in a new window]   Fig. 3B —34-year-old man with anterior wedge-compression fracture of L4. Sagittal reformatted image of abdominopelvic CT scan shows fracture through anterior part of vertebral body.

View larger version (121K): [in a new window]   Fig. 3C —34-year-old man with anterior wedge-compression fracture of L4. Sagittal reformatted image of abdominopelvic CT scan shows unsuspected extent of fracture involving posterior wall of vertebral body.

View larger version (75K): [in a new window]   Fig. 3D —34-year-old man with anterior wedge-compression fracture of L4. Coronal reformatted image of abdominopelvic CT scan shows comminuted nature of fracture.

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