![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg1YvJAwj1fYaeIF9AIKLVtTK8EilDpA6n7fuNFn497C_NkFubJe7ufy8_0_S5jv0U2sOnUuL43UgmPLDRIo5QXrp7YIhxCSDWV9zi6kJctMNIgABlvldYX5OQZxcQB0mSPaSmj2fwxF_c/s400/PRLM.jpg)
A 70-year-old woman consulted for this light-brown pigmented lesion on her left cervical area.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi6vNX4PFblrcjpMfnXQJd05eccykRZfZ5dHHKb5mZ6vbFdMRnfRCgOb4DtkT1Hu6YRAdqgkHP-XZvx5Roz-ZwF95IQhwi7QWMSnnyF_ET7POKaA1VvKDqbj90iww7CG_-CcwaV5ZL48YM/s400/PRLM2.jpg)
Dermoscopy revealed
slate-gray dots disposed in an
annular-granular pattern in favor of a
lentigo maligna melanoma which was confirmed by biopsies performed on the lesion.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgRyirNpZZxIZfsVgUP5xFK5MtX3FlSG3goeutJfwRaC3zOeZjO9P9zzMMsOw2w1uXDRKri1IVqHhkRxcjE2YZqsbuFqdZtFD_ZHlRtkgB__lx1AwIUkmoHNHXJTCuiMXc3-7CrJgrrTjE/s400/PRLMx.jpg)
This case of
lentigo maligna melanoma (LMM) exhibited only a feature of
annular-granular pattern.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh7TSJpK3cFqCt3ZR8b6RomeAmPDdtckjJhlO8zYIfwPGAUyl7jmbw2vzevxloSDmfqG24VzJ2PA7xdEMmn743vIfzv8Ie4evEG8PMhoJIAhhCOVSLqf6KxpdPXfEEJof_KyxOS0ynikyU/s400/PRLM3.jpg)
Annular-granular structures can be seen in:
- lichen planus-like keratosis
- actinic keratosis
The other possible features of
lentigo maligna melanoma are:
- asymmetric pigmented follicular openings
- dark rhomboïdal structures
- homogeneous areas
Other cases:
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