The woman had solar lentigines, or “liver spots.” These common, benign lesions result from melanocyte hyperproliferation secondary to chronic sun damage. They most frequently arise in older, ...

A typical image preprocessing workflow. The facial image is corrected for white balance with Python's OpenCV. A square region of interest (ROI) containing the main lesion is cropped. ROIs from five ...

This patient had lentigo maligna melanoma, a cancerous lesion that most commonly arises as a tan or brown macule on sun-damaged surfaces of the skin. 3 The lesion acquires a darker, asymmetrical ...