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Spinal deformities and pseudofractures.

M I Boechat

    AJR. American Journal of Roentgenology
    |January 1, 1987
    PubMed
    Summary
    This summary is machine-generated.

    Spinal deformities in children can mimic fractures on CT scans after abdominal trauma. Radiologists must distinguish these pseudofractures from true injuries, considering deformity orientation.

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    Area of Science:

    • Pediatric Radiology
    • Diagnostic Imaging
    • Skeletal Trauma

    Background:

    • Blunt abdominal trauma in children can necessitate imaging, often including CT scans.
    • Spinal deformities may complicate the interpretation of these scans, potentially leading to misdiagnosis.

    Purpose of the Study:

    • To identify and characterize pseudofractures in children with spinal deformities undergoing CT for abdominal trauma.
    • To differentiate these pseudofractures from true vertebral fractures.

    Main Methods:

    • Retrospective review of CT examinations in nine pediatric patients with known spinal deformities and blunt abdominal trauma.
    • Analysis of vertebral body imaging characteristics, including fracture appearance, orientation, and relationship to spinal curvature.

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    Main Results:

    • Four of nine children exhibited pseudofractures on CT, resulting from partial-volume averaging.
    • Pseudofractures were oriented perpendicular to the spinal deformity (scoliosis or kyphosis).
    • Pseudofractures lacked soft-tissue swelling and had ill-defined, widely separated borders.

    Conclusions:

    • Spinal deformities can create CT findings that mimic vertebral fractures (pseudofractures) in pediatric patients.
    • Understanding the relationship between deformity type and pseudofracture appearance is crucial for accurate diagnosis.
    • Careful evaluation of CT findings in the context of known spinal deformities can prevent misinterpretation of pseudofractures as acute injuries.