This dataset contains smartphone-captured images of skin lesions for diagnostic classification. The task involves classifying each lesion into one of six categories. 16 reasoning traces were collected for each example in this task by sampling with GPT-4o, available in the responses column. We greatly appreciate and build from the original data source available at https://data.mendeley.com/datasets/zr7vgbcyr2… See the full description on the dataset page: https://huggingface.co/datasets/OctoMed/PAD_UFES_20.