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[Current radiologic diagnosis of retained surgical gauze].

Revista espanola de las enfermedades del aparato digestivo·1989
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[Secondary chondrosarcoma: radiopathological correlation].

G A Lozano Martínez1, J Llauger Rosselló1

  • 1Servicio de diagnóstico por la imagen,Hospital de la Santa Creu i Sant Pau , Barcelona, España.

Radiologia
|July 9, 2014
PubMed
Summary

Secondary chondrosarcomas arise from benign cartilage lesions. Radiologists play a crucial role in identifying imaging findings that signal this malignant transformation in conditions like osteochondromas and enchondromas.

Keywords:
ChondromatosisChondrosarcomaCondromaCondromatosisCondrosarcomaEnchondromaMagnetic resonance imagingMultidetector computed tomographyOsteochondromaOsteocondromaResonancia magnéticaTomografía computarizada multidetector

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Area of Science:

  • Orthopedic Oncology
  • Radiology
  • Pathology

Background:

  • Chondrosarcomas are the third most common malignant bone tumors.
  • Primary chondrosarcomas account for 75% of cases.
  • Secondary chondrosarcomas develop from pre-existing benign cartilage lesions, representing 25% of cases.

Purpose of the Study:

  • To discuss and illustrate various types of secondary chondrosarcomas.
  • To emphasize imaging findings indicative of malignant transformation.
  • To highlight the radiologist's role in diagnosis and management.

Main Methods:

  • Review of secondary chondrosarcoma types including solitary osteochondroma, multiple osteochondromatosis, enchondroma, enchondromatosis, and primary synovial chondromatosis.
  • Illustration of characteristic imaging findings for each type.
  • Emphasis on radiologic signs that suggest malignant change.

Main Results:

  • Secondary chondrosarcomas originate from specific benign chondral lesions.
  • The incidence of malignant transformation varies significantly based on the precursor lesion.
  • Distinct imaging features can indicate secondary chondrosarcoma development.

Conclusions:

  • Radiologists are essential in detecting secondary chondrosarcomas through characteristic imaging findings.
  • Early identification of malignant transformation in benign cartilage lesions is critical.
  • Understanding the imaging spectrum of secondary chondrosarcomas aids patient management.