Seborrhoeic keratoses begin as well-delimited, brown-to-tan macules. Eventually, the surface becomes polypoidal and wart-like. A plaque may form. There are characteristic prominent follicles filled with keratotic material. Classically, they are described as having a stuck-on or waxy appearance.
Lesions may orientate themselves in the direction of skin folds. There may be 'crops' of lesions in an individual. The colour may vary from light brown through pink to black.
Patients may present because lesions:
Add information to this page that would be handy to have on hand during a consultation, such as a web address or phone number. This information will always be displayed when you visit this page