Acral melanoma of the extremities_a study of 33 cases Sarawakian patients
cral melanoma involve the non-pigmented palmoplantar and subungual areas and are commonly seen among Asians. Patients commonly display advanced stage of disease at presentation. It may appear unnoticed and mimic benign lesions. Methods: Data for this retrospective study was retrieved from Histopatho...
| Main Authors: | , , , |
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| Format: | Article |
| Language: | English |
| Published: |
Medical Journal of Malaysia
2012
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| Subjects: | |
| Online Access: | http://ir.unimas.my/id/eprint/2209/ http://ir.unimas.my/id/eprint/2209/1/Acral%20melanoma%20of%20the%20extremities_a%20study%20of%2033%20cases%20Sarawakian%20patients.pdf |
| Summary: | cral melanoma involve the non-pigmented palmoplantar and subungual areas and are commonly seen among Asians. Patients commonly display advanced stage of disease at presentation. It may appear unnoticed and mimic benign lesions. Methods: Data for this retrospective study was retrieved from Histopathology Unit, Sarawak General Hospital, Malaysia archive from 2003 to 2009. Result: 62.3% cases of malignant melanoma were acral melanoma. The mean age of diagnosis was 64.3±12.1. The involved sites were the heel (39.4%), middle and frontal plantar area (24.2%), toe (24.2%) and web spaces (9.1%). The clinical presentations were; an enlarging mass (60.6%), nonhealing ulcer (24.2%) and abnormal pigmented lesion (15.2%). Most cases exhibited Breslow thickness >4.00 mm (87.9%) and Clark’s levels V (50%). The majority showed moderate (non brisk) tumour infiltrating lymphocytes (57.6%). Ulceration (84.8%) and lymphovascular involvement were seen (24.2%). Conclusion: Acral melanoma is the commonest malignant melanoma in this Sarawakian cohort. Most of the cases presented with advanced stage disease. |
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