![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjd-VUMSDyKUTduMACLBYhoRpqqeI6sfY2ekbBYUjsE9UNMfHp8wMm15VBS1hebwU76ZJ8ReIftPLssVgWrkc_VhL9Qs-P-lCXj5vBc5h7PRXu4uRPiewPsdeJGPJmVwk1kzEQFZiVYzCo/s400/vsaca.jpg)
A 76-year-old woman presented a
seborrheic keratosis on her back.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg19kt34k4o2jVeiaaZQXJ7MHLD3RZ4gieTJIJXMxAwZkgW_eW5Z7cJzUWelTp-uyoVTDz6W7FLFCm1-Q-29Pl0Q0K2X-m7Fgwy4PUxt-O2akn2ai2PETFZiPYWif0JAlVnMRhsScAxg5Q/s400/legja.jpg)
It was an
acanthotic type.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj4_tqQXd28XkK1N7plCbvGl8JkRwamWfzzgYUA1jSoaPEGCLa4uPjV3LUWBJN8nL6u_mQCnFhyphenhyphenmyroa4GgstL_kSKhVDHOGTvW2JgizJxBEzn5Km9VT5CoVjC5Ul42Ei2pzi9KYzGvSd4/s400/legjaB.jpg)
In dermoscopy, the lesion presented a
sharp demarcation, a dark-brown background coloration on the left part of the lesion , numerous
milia-like cysts (black circle)
, comedo-like openings (blue lines), and
crypts (red circle)