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": 15, "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, Congenital", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_7863876", "melanocytic": true, "patient_id": "IP_3774474", "sex": "male" }
{ "age_approx": 45, "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_3573306", "melanocytic": true, "patient_id": "IP_7383530", "sex": "male" }
{ "age_approx": 35, "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, Congenital", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_5611413", "melanocytic": true, "patient_id": "IP_2466920", "sex": "female" }
{ "age_approx": 35, "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, Congenital", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_5611413", "melanocytic": true, "patient_id": "IP_2466920", "sex": "female" }
{ "age_approx": 20, "anatom_site_general": "posterior torso", "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis": "lentigo simplex", "diagnosis_1": "Benign", "diagnosis_2": "Benign melanocytic proliferations", "diagnosis_3": "Lentigo simplex", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_2385516", "melanocytic": true, "patient_id": "IP_6582339", "sex": "female" }
{ "age_approx": 40, "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_9775187", "melanocytic": true, "patient_id": "IP_4732713", "sex": "male" }
{ "age_approx": 75, "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_4288482", "melanocytic": true, "patient_id": "IP_8286096", "sex": "female" }
{ "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_0685275", "melanocytic": true, "patient_id": "IP_1063136", "sex": "male" }
{ "age_approx": 70, "anatom_site_general": "lower 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": "Blue nevus", "diagnosis_5": "Blue nevus, Common", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_2232402", "melanocytic": true, "patient_id": "IP_0695069", "sex": "female" }
{ "age_approx": 55, "anatom_site_general": "lower extremity", "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis": "angioma", "diagnosis_1": "Benign", "diagnosis_2": "Benign soft tissue proliferations - Vascular", "diagnosis_3": "Hemangioma", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_4099618", "melanocytic": false, "patient_id": "IP_5315076", "sex": "male" }
{ "age_approx": 50, "anatom_site_general": "upper extremity", "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_0513854", "melanocytic": false, "patient_id": "IP_5315076", "sex": "male" }
{ "age_approx": 55, "anatom_site_general": "upper extremity", "anatom_site_special": "acral NOS", "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis_1": "Benign", "diagnosis_2": "Collision - Only benign proliferations", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_0909247", "patient_id": "IP_4434095", "sex": "female" }
{ "age_approx": 40, "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_0658720", "melanocytic": true, "patient_id": "IP_6597630", "sex": "female" }
{ "age_approx": 40, "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_0658720", "melanocytic": true, "patient_id": "IP_6597630", "sex": "female" }
{ "age_approx": 40, "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_0658720", "melanocytic": true, "patient_id": "IP_6597630", "sex": "female" }
{ "age_approx": 40, "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_0658720", "melanocytic": true, "patient_id": "IP_6597630", "sex": "female" }
{ "age_approx": 40, "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_0658720", "melanocytic": true, "patient_id": "IP_6597630", "sex": "female" }
{ "age_approx": 40, "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_0658720", "melanocytic": true, "patient_id": "IP_6597630", "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_2831747", "melanocytic": true, "patient_id": "IP_2894511", "sex": "female" }
{ "age_approx": 55, "anatom_site_general": "lower extremity", "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_1036779", "melanocytic": false, "patient_id": "IP_5457307", "sex": "male" }
{ "age_approx": 55, "anatom_site_general": "upper 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_3553675", "melanocytic": true, "patient_id": "IP_5457307", "sex": "male" }
{ "age_approx": 55, "anatom_site_general": "upper 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_2171036", "melanocytic": true, "patient_id": "IP_5457307", "sex": "male" }
{ "age_approx": 45, "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_4050605", "melanocytic": true, "patient_id": "IP_3602221", "sex": "female" }
{ "age_approx": 55, "anatom_site_general": "lower 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, Congenital", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_7601729", "melanocytic": true, "patient_id": "IP_2414786", "sex": "female" }
{ "age_approx": 55, "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_1490333", "melanocytic": true, "patient_id": "IP_6253194", "sex": "male" }
{ "age_approx": 55, "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_1490333", "melanocytic": true, "patient_id": "IP_6253194", "sex": "male" }
{ "age_approx": 40, "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_8745788", "melanocytic": true, "patient_id": "IP_5886200", "sex": "female" }
{ "age_approx": 20, "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, Combined", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "lesion_id": "IL_6301291", "melanocytic": true, "patient_id": "IP_8840216", "sex": "male" }
{ "age_approx": 75, "anatom_site_general": "lower extremity", "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_4382254", "patient_id": "IP_8384409", "sex": "male" }
{ "age_approx": 75, "anatom_site_general": "anterior torso", "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_3341330", "melanocytic": false, "patient_id": "IP_8384409", "sex": "male" }