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Childhood melanoma.

W J Temple1, R H Mulloy, F Alexander

  • 1Tom Baker Cancer Centre, University of Calgary, Alberta, Canada.

Journal of Pediatric Surgery
|February 1, 1991
PubMed
Summary
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Pediatric melanoma prognosis is similar to adults. Tumor depth and Clark's levels were evaluated, showing no significant differences in survival rates for children compared to adult melanoma patients.

Area of Science:

  • Oncology
  • Pediatric Oncology
  • Dermatology

Background:

  • Prognostic factors for pediatric melanoma, including tumor depth and Clark's level, require further clarification.
  • Previous studies suggested a worse prognosis for melanoma in children compared to adults.

Purpose of the Study:

  • To correlate prognostic factors (tumor depth, Clark's level, ulceration, regional involvement) in pediatric melanoma patients.
  • To compare the natural history and survival of pediatric melanoma with the adult population.

Main Methods:

  • Population-based study of melanoma patients under 20 years old in southern Alberta.
  • Review of 35 initial cases, confirming 21 melanoma diagnoses.
  • Comparison of pediatric melanoma cases with all adult melanoma patients diagnosed during the same period.

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Main Results:

  • A trend suggested deeper lesions correlated with worse prognosis, statistically confirmed by Clark's levels.
  • No significant differences were found in tumor depth, Clark's level, ulceration, regional involvement, or survival between pediatric and adult melanoma patients.
  • Pediatric melanoma patients demonstrated similar outcomes to adult patients.

Conclusions:

  • The prognostic value of tumor depth and Clark's levels in pediatric melanoma is comparable to adults.
  • The natural history of melanoma in children appears similar to that in adults, challenging prior assumptions of a worse pediatric prognosis.