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Radiological Investigation I: X-ray and CT

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SAPHO: What radiologists should know.

R Depasquale1, N Kumar, R K Lalam

  • 1Radiology Department, Robert Jones and Agnes Hunt Orthopaedic and District Hospitals NHS Trust, Gobowen, Oswestry, Shropshire, UK.

Clinical Radiology
|September 24, 2011
PubMed
Summary
This summary is machine-generated.

SAPHO syndrome, characterized by joint inflammation and skin lesions, affects all ages and skeletal sites. Recognizing its varied imaging features, particularly in the spine, is crucial for accurate diagnosis and timely treatment.

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Area of Science:

  • Rheumatology
  • Dermatology
  • Radiology

Background:

  • SAPHO syndrome is a spectrum of inflammatory conditions characterized by aseptic osteoarticular involvement and distinct skin manifestations.
  • It affects patients of all ages and can manifest at any skeletal site, presenting diverse imaging characteristics.
  • Differential diagnoses for SAPHO syndrome include infections and neoplasms, highlighting the need for precise diagnostic approaches.

Purpose of the Study:

  • To elucidate the diverse imaging features of SAPHO syndrome across different skeletal sites and stages.
  • To emphasize the importance of recognizing SAPHO syndrome's imaging patterns, especially in the spine.
  • To underscore how improved awareness can prevent misdiagnosis, unnecessary procedures, and guide appropriate therapeutic interventions.

Main Methods:

  • Review of imaging findings in patients diagnosed with SAPHO syndrome.
  • Correlation of imaging features with clinical presentation and disease stage.
  • Analysis of differential diagnostic considerations based on imaging characteristics.

Main Results:

  • SAPHO syndrome presents with variable imaging appearances influenced by lesion age and imaging modality.
  • Characteristic skin lesions are a key diagnostic clue alongside osteoarticular findings.
  • Spinal involvement in SAPHO syndrome can mimic other serious conditions, necessitating careful radiological evaluation.

Conclusions:

  • Awareness of SAPHO syndrome's imaging spectrum is vital for early and accurate diagnosis.
  • Radiological assessment, particularly in the spine, plays a critical role in differentiating SAPHO from mimics like infection or malignancy.
  • Timely diagnosis based on imaging facilitates appropriate treatment and avoids invasive procedures or surgical interventions.