Dermatology · UKMLA & AKT
Seborrhoeic keratosis
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
- Stuck-on appearance - well-demarcated, raised, pigmented plaque resembling candle wax stuck to skin
- Colour - pale tan to dark brown or black; can be variegated
- Surface - rough, warty, greasy, or cerebriform with visible crypts
- Milia-like cysts - white/yellow keratin-filled cysts visible on surface or dermoscopy
- Comedo-like openings - dark plugged follicular openings on dermoscopy
- Sites - trunk, face, upper limbs; spares palms and soles
- Epidemiology - common in individuals >50; prevalence increases with age
- Dermatosis papulosa nigra - variant with multiple small dark brown-black papules on face/neck in darker skin types, from adolescence
Unlock the full Seborrhoeic keratosis revision
Get the complete high-yield notes (2 more sections covering investigations, management and complications), practice questions, mock exams and Sal, the AI tutor. Start free.