Both benign and malignant melanocytic lesions. Almost all diagnoses were confirmed by histopathology reports; the remainder consists of benign lesions confirmed by clinical follow-up. Images were not taken with modern digital cameras.
{ "age_approx": 70, "anatom_site_general": "head/neck", "benign_malignant": "malignant", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis": "basal cell carcinoma", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant adnexal epithelial proliferations - Follicular", "diagnosis_3": "Basal cell carcinoma", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_6493763", "melanocytic": false, "patient_id": "IP_3363950", "sex": "male" }
{ "age_approx": 55, "anatom_site_general": "head/neck", "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_4": "Nevus, Atypical, Dysplastic, or Clark", "diagnosis_5": "Nevus, Dysplastic", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_9138071", "melanocytic": true, "patient_id": "IP_4996293", "sex": "female" }
{ "age_approx": 55, "anatom_site_general": "head/neck", "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_4": "Nevus, Atypical, Dysplastic, or Clark", "diagnosis_5": "Nevus, Dysplastic", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_9138071", "melanocytic": true, "patient_id": "IP_4996293", "sex": "female" }
{ "age_approx": 50, "anatom_site_general": "lower extremity", "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, NOS", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_5155945", "melanocytic": true, "patient_id": "IP_0110402", "sex": "female" }
{ "age_approx": 50, "anatom_site_general": "lower extremity", "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, NOS", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_5155945", "melanocytic": true, "patient_id": "IP_0110402", "sex": "female" }
{ "age_approx": 75, "anatom_site_general": "upper extremity", "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis": "solar lentigo", "diagnosis_1": "Benign", "diagnosis_2": "Benign epidermal proliferations", "diagnosis_3": "Solar lentigo", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_4283448", "melanocytic": false, "patient_id": "IP_9669464", "sex": "female" }
{ "age_approx": 75, "anatom_site_general": "upper extremity", "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis": "solar lentigo", "diagnosis_1": "Benign", "diagnosis_2": "Benign epidermal proliferations", "diagnosis_3": "Solar lentigo", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_4283448", "melanocytic": false, "patient_id": "IP_9669464", "sex": "female" }
{ "age_approx": 75, "anatom_site_general": "head/neck", "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis": "solar lentigo", "diagnosis_1": "Benign", "diagnosis_2": "Benign epidermal proliferations", "diagnosis_3": "Solar lentigo", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_3911751", "melanocytic": false, "patient_id": "IP_9210356", "sex": "female" }
{ "age_approx": 55, "anatom_site_general": "anterior torso", "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_4": "Nevus, Atypical, Dysplastic, or Clark", "diagnosis_5": "Nevus, Dysplastic", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_4520336", "melanocytic": true, "patient_id": "IP_5741389", "sex": "male" }
{ "age_approx": 55, "anatom_site_general": "anterior torso", "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_4": "Nevus, Atypical, Dysplastic, or Clark", "diagnosis_5": "Nevus, Dysplastic", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_4520336", "melanocytic": true, "patient_id": "IP_5741389", "sex": "male" }
{ "age_approx": 45, "anatom_site_general": "posterior torso", "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_4": "Nevus, Atypical, Dysplastic, or Clark", "diagnosis_5": "Nevus, Dysplastic", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_1132140", "melanocytic": true, "patient_id": "IP_2442737", "sex": "female" }
{ "age_approx": 35, "anatom_site_general": "upper extremity", "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_4": "Nevus, Atypical, Dysplastic, or Clark", "diagnosis_5": "Nevus, Dysplastic", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_2166672", "melanocytic": true, "patient_id": "IP_1203468", "sex": "female" }
{ "anatom_site_general": "upper extremity", "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_4": "Nevus, Atypical, Dysplastic, or Clark", "diagnosis_5": "Nevus, Dysplastic", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_9783346", "melanocytic": true, "patient_id": "IP_9757054", "sex": "male" }
{ "age_approx": 70, "anatom_site_general": "upper extremity", "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis": "actinic keratosis", "diagnosis_1": "Indeterminate", "diagnosis_2": "Indeterminate epidermal proliferations", "diagnosis_3": "Solar or actinic keratosis", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_9009312", "melanocytic": false, "patient_id": "IP_1100432", "sex": "female" }
{ "anatom_site_general": "lower extremity", "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, NOS", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_3758244", "melanocytic": true, "patient_id": "IP_8747638", "sex": "male" }
{ "age_approx": 70, "anatom_site_general": "head/neck", "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_4": "Nevus, NOS, Compound", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_6341492", "melanocytic": true, "patient_id": "IP_5912420", "sex": "female" }
{ "age_approx": 50, "anatom_site_general": "anterior torso", "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, NOS", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_3107648", "melanocytic": true, "patient_id": "IP_0069245", "sex": "female" }
{ "age_approx": 80, "anatom_site_general": "lower extremity", "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis_1": "Indeterminate", "diagnosis_2": "Indeterminate epidermal proliferations", "diagnosis_3": "Solar or actinic keratosis", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_0228648", "patient_id": "IP_6538523", "sex": "male" }
{ "age_approx": 80, "anatom_site_general": "lower extremity", "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis_1": "Indeterminate", "diagnosis_2": "Indeterminate epidermal proliferations", "diagnosis_3": "Solar or actinic keratosis", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_0228648", "patient_id": "IP_6538523", "sex": "male" }
{ "age_approx": 80, "anatom_site_general": "lower extremity", "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis_1": "Indeterminate", "diagnosis_2": "Indeterminate epidermal proliferations", "diagnosis_3": "Solar or actinic keratosis", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_0228648", "patient_id": "IP_6538523", "sex": "male" }
{ "age_approx": 80, "anatom_site_general": "upper extremity", "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis": "solar lentigo", "diagnosis_1": "Benign", "diagnosis_2": "Benign epidermal proliferations", "diagnosis_3": "Solar lentigo", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_9260397", "melanocytic": false, "patient_id": "IP_6538523", "sex": "male" }
{ "age_approx": 60, "anatom_site_general": "anterior torso", "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis": "seborrheic keratosis", "diagnosis_1": "Benign", "diagnosis_2": "Benign epidermal proliferations", "diagnosis_3": "Seborrheic keratosis", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_5970544", "melanocytic": false, "patient_id": "IP_2686459", "sex": "male" }
{ "age_approx": 35, "anatom_site_general": "anterior torso", "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_4": "Nevus, Atypical, Dysplastic, or Clark", "diagnosis_5": "Nevus, Dysplastic", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_9392470", "melanocytic": true, "patient_id": "IP_1084221", "sex": "female" }
{ "age_approx": 35, "anatom_site_general": "anterior torso", "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_4": "Nevus, Atypical, Dysplastic, or Clark", "diagnosis_5": "Nevus, Dysplastic", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_9392470", "melanocytic": true, "patient_id": "IP_1084221", "sex": "female" }
{ "anatom_site_general": "anterior torso", "benign_malignant": "malignant", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis_1": "Malignant", "diagnosis_2": "Collision - At least one malignant proliferation", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_4511433", "patient_id": "IP_6359327", "sex": "male" }
{ "age_approx": 75, "anatom_site_general": "posterior torso", "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_4": "Nevus, Atypical, Dysplastic, or Clark", "diagnosis_5": "Nevus, Dysplastic", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_2464552", "melanocytic": true, "patient_id": "IP_6291404", "sex": "male" }
{ "age_approx": 75, "anatom_site_general": "lower extremity", "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis": "solar lentigo", "diagnosis_1": "Benign", "diagnosis_2": "Collision - Only benign proliferations", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_3640024", "melanocytic": false, "patient_id": "IP_5986385", "sex": "male" }
{ "age_approx": 65, "anatom_site_general": "head/neck", "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, NOS", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_5594231", "melanocytic": true, "patient_id": "IP_8599887", "sex": "female" }
{ "anatom_site_general": "anterior torso", "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis_1": "Benign", "diagnosis_2": "Benign epidermal proliferations", "diagnosis_3": "Lichen planus like keratosis", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_8370690", "patient_id": "IP_6430229", "sex": "male" }
{ "anatom_site_general": "lateral torso", "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_4": "Nevus, Congenital", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_4587974", "melanocytic": true, "patient_id": "IP_5692649" }