248 dermoscopic images of melanocytic lesions (nevi and melanomas). The images were selected for exemplars of specific features, were contributed by 21 dermoscopy experts from around the world, and are comprised of 113 nevi and 133 melanomas (plus 1 AIMP and 1 dermatofibroma).
{ "age_approx": 60, "anatom_site_general": "lower extremity", "benign_malignant": "malignant", "concomitant_biopsy": true, "diagnosis": "melanoma", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma, NOS", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "melanocytic": true, "sex": "female" }
{ "age_approx": 40, "anatom_site_general": "lower extremity", "benign_malignant": "malignant", "concomitant_biopsy": true, "diagnosis": "melanoma", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma, NOS", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "melanocytic": true, "sex": "female" }
{ "age_approx": 20, "anatom_site_general": "posterior torso", "benign_malignant": "benign", "concomitant_biopsy": false, "diagnosis": "nevus", "diagnosis_1": "Benign", "diagnosis_2": "Benign melanocytic proliferations", "diagnosis_3": "Nevus", "diagnosis_confirm_type": "serial imaging showing no change", "image_type": "dermoscopic", "melanocytic": true, "sex": "male" }
{ "age_approx": 40, "anatom_site_general": "posterior torso", "benign_malignant": "benign", "concomitant_biopsy": false, "diagnosis": "nevus", "diagnosis_1": "Benign", "diagnosis_2": "Benign melanocytic proliferations", "diagnosis_3": "Nevus", "diagnosis_confirm_type": "single image expert consensus", "image_type": "dermoscopic", "melanocytic": true, "sex": "male" }
{ "age_approx": 40, "anatom_site_general": "lower extremity", "benign_malignant": "malignant", "concomitant_biopsy": true, "diagnosis": "melanoma", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma, NOS", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "melanocytic": true, "sex": "female" }
{ "age_approx": 80, "anatom_site_general": "head/neck", "benign_malignant": "malignant", "concomitant_biopsy": true, "diagnosis": "melanoma", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma, NOS", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "melanocytic": true, "sex": "male" }
{ "age_approx": 75, "benign_malignant": "malignant", "concomitant_biopsy": true, "dermoscopic_type": "contact polarized", "diagnosis": "melanoma", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma in situ", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "mel_class": "melanoma in situ", "mel_thick_mm": "0.00", "melanocytic": true, "sex": "male" }
{ "age_approx": 65, "benign_malignant": "malignant", "concomitant_biopsy": true, "dermoscopic_type": "contact polarized", "diagnosis": "melanoma", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma Invasive", "diagnosis_4": "Melanoma Invasive, Nodular", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "mel_class": "invasive melanoma", "mel_mitotic_index": "2/mm^2", "mel_thick_mm": "2.40", "mel_type": "nodular melanoma", "mel_ulcer": false, "melanocytic": true, "sex": "female" }
{ "age_approx": 60, "anatom_site_general": "posterior torso", "benign_malignant": "malignant", "concomitant_biopsy": true, "diagnosis": "melanoma", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma, NOS", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "melanocytic": true, "sex": "male" }
{ "age_approx": 20, "anatom_site_general": "posterior torso", "benign_malignant": "benign", "concomitant_biopsy": true, "diagnosis": "nevus", "diagnosis_1": "Benign", "diagnosis_2": "Benign melanocytic proliferations", "diagnosis_3": "Nevus", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "melanocytic": true, "sex": "male" }
{ "age_approx": 20, "anatom_site_general": "upper extremity", "benign_malignant": "benign", "concomitant_biopsy": true, "diagnosis": "nevus", "diagnosis_1": "Benign", "diagnosis_2": "Benign melanocytic proliferations", "diagnosis_3": "Nevus", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "melanocytic": true, "sex": "female" }
{ "age_approx": 60, "anatom_site_general": "posterior torso", "benign_malignant": "benign", "concomitant_biopsy": true, "diagnosis": "nevus", "diagnosis_1": "Benign", "diagnosis_2": "Benign melanocytic proliferations", "diagnosis_3": "Nevus", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "melanocytic": true, "sex": "female" }
{ "age_approx": 70, "anatom_site_general": "posterior torso", "benign_malignant": "malignant", "concomitant_biopsy": true, "diagnosis": "melanoma", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma, NOS", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "melanocytic": true, "sex": "female" }
{ "age_approx": 75, "benign_malignant": "malignant", "concomitant_biopsy": true, "dermoscopic_type": "contact polarized", "diagnosis": "melanoma", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma Invasive", "diagnosis_4": "Melanoma Invasive, Nodular", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "mel_class": "invasive melanoma", "mel_mitotic_index": "4/mm^2", "mel_thick_mm": "3.50", "mel_type": "nodular melanoma", "mel_ulcer": true, "melanocytic": true, "sex": "male" }
{ "age_approx": 30, "benign_malignant": "malignant", "concomitant_biopsy": true, "dermoscopic_type": "contact polarized", "diagnosis": "melanoma", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma Invasive", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "mel_class": "invasive melanoma", "mel_thick_mm": "0.40", "melanocytic": true, "sex": "female" }
{ "age_approx": 70, "anatom_site_general": "posterior torso", "benign_malignant": "benign", "concomitant_biopsy": true, "diagnosis": "nevus", "diagnosis_1": "Benign", "diagnosis_2": "Benign melanocytic proliferations", "diagnosis_3": "Nevus", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "melanocytic": true, "sex": "female" }
{ "age_approx": 75, "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis": "nevus", "diagnosis_1": "Benign", "diagnosis_2": "Benign melanocytic proliferations", "diagnosis_3": "Nevus", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "melanocytic": true, "nevus_type": "nevus NOS", "sex": "male" }
{ "age_approx": 75, "benign_malignant": "benign", "concomitant_biopsy": false, "dermoscopic_type": "contact polarized", "diagnosis": "nevus", "diagnosis_1": "Benign", "diagnosis_2": "Benign melanocytic proliferations", "diagnosis_3": "Nevus", "diagnosis_confirm_type": "single image expert consensus", "image_type": "dermoscopic", "melanocytic": true, "nevus_type": "nevus NOS", "sex": "male" }
{ "age_approx": 85, "benign_malignant": "malignant", "concomitant_biopsy": true, "dermoscopic_type": "contact polarized", "diagnosis": "melanoma", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma Invasive", "diagnosis_4": "Melanoma Invasive, Nodular", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "mel_class": "invasive melanoma", "mel_mitotic_index": ">4/mm^2", "mel_thick_mm": "4.80", "mel_type": "nodular melanoma", "mel_ulcer": true, "melanocytic": true, "sex": "male" }
{ "age_approx": 65, "benign_malignant": "malignant", "concomitant_biopsy": true, "diagnosis": "melanoma", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma Invasive", "diagnosis_4": "Melanoma Invasive, Superficial spreading", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "mel_class": "invasive melanoma", "mel_mitotic_index": "1/mm^2", "mel_thick_mm": "0.45", "mel_type": "superficial spreading melanoma", "mel_ulcer": false, "melanocytic": true, "sex": "male" }
{ "age_approx": 5, "benign_malignant": "benign", "concomitant_biopsy": false, "dermoscopic_type": "contact non-polarized", "diagnosis": "nevus", "diagnosis_1": "Benign", "diagnosis_2": "Benign melanocytic proliferations", "diagnosis_3": "Nevus", "diagnosis_4": "Nevus, Spitz", "diagnosis_confirm_type": "single image expert consensus", "image_type": "dermoscopic", "melanocytic": true, "nevus_type": "spitz", "sex": "female" }
{ "age_approx": 60, "benign_malignant": "malignant", "concomitant_biopsy": true, "dermoscopic_type": "contact polarized", "diagnosis": "melanoma", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma Invasive", "diagnosis_4": "Melanoma Invasive, Superficial spreading", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "mel_class": "invasive melanoma", "mel_thick_mm": "2.60", "mel_type": "superficial spreading melanoma", "melanocytic": true, "sex": "male" }
{ "age_approx": 70, "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis": "nevus", "diagnosis_1": "Benign", "diagnosis_2": "Benign melanocytic proliferations", "diagnosis_3": "Nevus", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "melanocytic": true, "nevus_type": "nevus NOS", "sex": "male" }
{ "age_approx": 25, "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis": "nevus", "diagnosis_1": "Benign", "diagnosis_2": "Benign melanocytic proliferations", "diagnosis_3": "Nevus", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "melanocytic": true, "nevus_type": "nevus NOS", "sex": "female" }
{ "age_approx": 20, "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis": "nevus", "diagnosis_1": "Benign", "diagnosis_2": "Benign melanocytic proliferations", "diagnosis_3": "Nevus", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "melanocytic": true, "nevus_type": "nevus NOS", "sex": "female" }
{ "age_approx": 50, "benign_malignant": "malignant", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis": "melanoma", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma Invasive", "diagnosis_4": "Melanoma Invasive, Superficial spreading", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "mel_class": "invasive melanoma", "mel_mitotic_index": "0/mm^2", "mel_thick_mm": "0.25", "mel_type": "superficial spreading melanoma", "mel_ulcer": false, "melanocytic": true, "sex": "male" }
{ "age_approx": 45, "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis": "nevus", "diagnosis_1": "Benign", "diagnosis_2": "Benign melanocytic proliferations", "diagnosis_3": "Nevus", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "melanocytic": true, "nevus_type": "nevus NOS", "sex": "female" }
{ "age_approx": 50, "benign_malignant": "benign", "concomitant_biopsy": false, "dermoscopic_type": "contact non-polarized", "diagnosis": "nevus", "diagnosis_1": "Benign", "diagnosis_2": "Benign melanocytic proliferations", "diagnosis_3": "Nevus", "image_type": "dermoscopic", "melanocytic": true, "nevus_type": "nevus NOS", "sex": "male" }
{ "age_approx": 30, "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact polarized", "diagnosis": "nevus", "diagnosis_1": "Benign", "diagnosis_2": "Benign melanocytic proliferations", "diagnosis_3": "Nevus", "diagnosis_4": "Nevus, Spitz", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "melanocytic": true, "nevus_type": "spitz", "sex": "male" }
{ "age_approx": 55, "benign_malignant": "malignant", "concomitant_biopsy": true, "dermoscopic_type": "contact polarized", "diagnosis": "melanoma", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma Invasive", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "mel_class": "invasive melanoma", "mel_thick_mm": "1.50", "melanocytic": true, "sex": "female" }