Chondrosarcoma Resection Methods Study Results
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Questions and Answers

What accounts for approximately 25% of all primary bone tumors?

  • Fibrosarcoma
  • Osteosarcoma
  • Chondrosarcoma (correct)
  • Ewing sarcoma

    • How are chondrosarcomas usually graded?

  • On a scale of 1 to 3 (correct)
  • On a scale of low to high
  • On a scale of A to C
  • On a scale of 1 to 5

    • What is the recommended surgical treatment for chondrosarcoma due to its resistance to radiotherapy and chemotherapy?

  • Chemotherapy
  • Radiation therapy
  • Intralesional resection (correct)
  • Cryotherapy

    • What is the main aim of surgical treatment for chondrosarcoma?

    <p>Minimize risk of recurrence and metastasis</p> Signup and view all the answers

    What was abandoned conceptually due to lack of common agreement and usefulness?

    <p>Borderline chondrosarcoma</p> Signup and view all the answers

    Why is intralesional resection recommended in the treatment of grade 1 chondrosarcoma?

    <p>To minimize local recurrence</p> Signup and view all the answers

    What is one of the reasons adjuvant therapies are recommended in the treatment of grade 1 chondrosarcoma?

    <p>To minimize local recurrence</p> Signup and view all the answers

    Which of the following is NOT cited as a common adjuvant therapy for chondrosarcoma after intralesional resection?

    <p>Chemotherapy</p> Signup and view all the answers

    Which adjuvant therapy was reported to be equally effective as cryosurgery for low-grade chondrosarcoma?

    <p>Phenol</p> Signup and view all the answers

    What did Souna et al. report regarding the recurrence rate after curettage with cryosurgery in their series of 15 cases?

    <p>No recurrence</p> Signup and view all the answers

    Why was it mentioned that different adjuvant therapies could not be compared for their influence on local recurrence?

    <p>The number of studies was limited and therapies varied within cohorts</p> Signup and view all the answers

    What did the meta-analysis discussed in the text fail to demonstrate regarding adjuvant therapies for low-grade chondrosarcoma?

    <p>One adjuvant therapy being superior to the others</p> Signup and view all the answers

    What was the main advantage of intralesional resection over resection with a wide margin for grade 1 chondrosarcoma?

    <p>Lower complication rates</p> Signup and view all the answers

    According to the results, what was the Musculoskeletal Tumor Society (MSTS) score like in patients who underwent intralesional resection compared to those who had resection with wide margins?

    <p>Higher in intralesional resection patients</p> Signup and view all the answers

    What was the finding regarding overall local recurrence when comparing intralesional resection to resection with wide margin for grade 1 chondrosarcoma?

    <p>Not significantly different</p> Signup and view all the answers

    Based on the study findings, what was the risk of metastasis like for patients treated with intralesional resection compared to those treated with resection with wide margin?

    <p>Not significantly different</p> Signup and view all the answers

    What did the study authors conclude about intralesional resection as a treatment for central grade 1 chondrosarcoma?

    <p>Suitable due to lower complications and better functional outcome</p> Signup and view all the answers

    What type of study design was used to evaluate the outcomes of intralesional resection and resection with wide margin for grade 1 chondrosarcoma?

    <p>Cohort study</p> Signup and view all the answers

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