The Management of Pigmented Lesions of the Nail Bed

Melanonychia, melanocytic hyperplasia, and nail melanoma in a Hispanic population

“…Racial melanonychia or melanotic macule or melanocyte activation is the most frequent cause in Hispanic, Japanese, and African American patients. 7,11,12 In 38 of our patients (54%), the typical presentation for racial melanonychia that has been described in the literature was observed. They had LM 1-to 3-mm wide, color intensity ranging from light to dark brown, more than one nail involved, and occasionally mucous membrane pigmentation was also found.…”

“…In the international literature, precise clinical criteria have been established to help physicians approach lesions of LM suggestive of nail melanoma. [7][8][9] Unfortunately, no studies have been done in a Hispanic population or in a population of patients with skin phototypes IV to V.…”

Diagnosis and management of nail pigmentations

“…We have the impression that nail matrix melanoma will lend itself well to sentinel node biopsy, however, there is currently no literature available addressing this issue. 45 …”

Melanoma ungueal e vitiligo: relato de caso

“…Muitas vezes é diagnosticado como nevo juncional, hematoma subungueal ou mesmo onicomicose. 4 O vitiligo é uma doença de despigmentação adquirida, caracterizada por perda de melanócitos da epiderme. Acomete cerca de 1% da população, comprometendo de modo semelhante homens e mulheres, preferencialmente entre 10 e 30 anos de idade.…”