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Malignant melanoma cells in the eccrine apparatus
1Department of Dermatology, Fukuoka University, School of Medicine, 7-45-1 Nanakuma, Fukuoka 814-0810, Japan.
The Journal of Dermatology
|April 26, 2001
Summary
This case study highlights malignant melanoma found in the eccrine sweat glands of a 75-year-old man. Deep surgical excision is recommended to ensure complete removal of melanoma cells from the eccrine apparatus.
Area of Science:
- Dermatology
- Oncology
- Pathology
Background:
- Malignant melanoma can present in various locations, including the sole of the foot.
- Understanding the histopathological spread of melanoma is crucial for effective treatment.
- Eccrine sweat glands represent an unusual site for melanoma cell infiltration.
Observation:
- A rare case of malignant melanoma was identified on the sole of a 75-year-old Japanese male.
- Histopathological examination revealed melanoma cells within the intraepidermal, intradermal, and deep eccrine ductal epithelium.
- Melanoma cells are infrequently observed in sweat gland epithelium compared to hair follicles.
Findings:
- The presence of melanoma cells within the deep eccrine apparatus ductal epithelium was confirmed.
- This finding suggests a potential for melanoma cell residue in unusual anatomical locations.
- Melanocytic nevus cells also show rare occurrences within sweat gland structures.
Implications:
- Surgical excision margins for sole melanoma should consider potential deep eccrine involvement.
- A thorough and potentially deep excision is advised to prevent melanoma recurrence.
- Further research into melanoma cell behavior within adnexal structures is warranted.