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A 68-year-old man consulted for an enlarging dark pigmented lesion.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjc-8vAlWNmPoo4fwDjH5xEyBtxObTJXK4UrhcXz3b4IvGpmSciudfUX_LnO87Th9eItyv9LkkNjLQ-ju8OWvvkJJDvSWWV_IVy_psqQvOnwEwDk9qU9RrnI7_18WiEcT2ReVMcqbjkslM/s400/LMM+joue2.jpg)
Dermoscopy revealed asymmetrical pigmented follicular openings, rhomboidal structures and some homogenous areas.
A biopsy confirmed the diagnosis of lentigo maligna . The lesion was completely excised and pathology revealed a lentigo maligna melanoma in situ.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh89gWdovPXalPKIhaAVB8tDks26_ZInq2F_PCXUrqpu6M2AcSh9KbdRiXEUvp9RN9w8zryUhbuCVHxDjZeapa1UU2cuyF_YeyVRfWk5ds4ZVmOcQgKNEYgjJ-XFL00o3G2eSvwvRQiC24/s400/LMM+joue4.jpg)