Dermatology · UKMLA & AKT
Skin tags (acrochordons)
A free high-yield preview for the UKMLA Applied Knowledge Test, covering how to recognise this condition. The full SA Note notes add investigations, management and complications, with practice questions on this topic.
Key high-yield points
- Common benign fibroepithelial polyps - soft, pedunculated, flesh-coloured; arise from friction at flexural sites
- Strongly associated with insulin resistance, obesity, and metabolic syndrome (same mechanism as acanthosis nigricans - hyperinsulinaemia drives fibroblast/keratinocyte proliferation via IGF-1)
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