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Malignant melanoma: current management.

D T Hiyama

    Ohio Medicine : Journal of the Ohio State Medical Association
    |May 1, 1990
    PubMed
    Summary
    This summary is machine-generated.

    Early detection and treatment of malignant melanoma, a growing cause of cancer death, are crucial for survival. Prognosis depends on various factors, with wide excision and careful lymph node management being key to effective treatment.

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    Area of Science:

    • Dermatology
    • Surgical Oncology
    • Cancer Research

    Background:

    • Malignant melanoma incidence is rising, contributing significantly to cancer mortality.
    • Early detection of melanoma and its precursor, dysplastic nevus, is vital for curative treatment.
    • Prognosis is influenced by tumor characteristics (thickness, invasion, location, pattern, ulceration) and patient factors (age, sex).

    Purpose of the Study:

    • To review current understanding and management strategies for malignant melanoma.
    • To highlight the critical role of biopsy in diagnosis and prognosis.
    • To discuss controversial aspects of lymph node management and emerging therapies.

    Main Methods:

    • Review of diagnostic criteria for melanoma and dysplastic nevi.
    • Analysis of prognostic indicators for melanoma survival.

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  • Evaluation of surgical treatment options, including wide excision and lymph node management.
  • Assessment of adjuvant therapies like isolated limb perfusion.

    • Main Results:

    • Wide excision with margins based on tumor thickness is the primary treatment.
    • Management of regional lymph nodes is debated; radical lymphadenectomy is for clinically suspect nodes.
    • Elective lymph node dissection (ELND) shows limited benefit for melanomas <0.76 mm or >4 mm thick.
    • Isolated limb perfusion may improve survival for extremity melanomas, particularly high-risk or recurrent cases.

    Conclusions:

    • Prompt diagnosis and adequate biopsy are essential for melanoma management.
    • Treatment decisions, especially regarding lymph nodes, require careful consideration of tumor characteristics.
    • Adjuvant therapies like isolated limb perfusion offer potential benefits for specific patient groups.
    • Surgical role in distant metastases is mainly palliative.