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": 75, "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, Congenital", "diagnosis_confirm_type": "histopathology", "family_hx_mm": false, "image_type": "dermoscopic", "melanocytic": true, "nevus_type": "nevus NOS", "patient_id": "IP_7856380", "personal_hx_mm": false, "sex": "female" }
{ "age_approx": 65, "anatom_site_general": "lower extremity", "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, Atypical, Dysplastic, or Clark", "diagnosis_5": "Nevus, Clark", "diagnosis_confirm_type": "histopathology", "family_hx_mm": false, "image_type": "dermoscopic", "melanocytic": true, "nevus_type": "nevus NOS", "patient_id": "IP_3168027", "personal_hx_mm": true, "sex": "female" }
{ "age_approx": 45, "anatom_site_general": "posterior torso", "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, Atypical, Dysplastic, or Clark", "diagnosis_5": "Nevus, Clark", "diagnosis_confirm_type": "histopathology", "family_hx_mm": false, "image_type": "dermoscopic", "melanocytic": true, "patient_id": "IP_0162423", "personal_hx_mm": false, "sex": "male" }
{ "age_approx": 60, "anatom_site_general": "posterior torso", "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, Congenital", "diagnosis_confirm_type": "histopathology", "family_hx_mm": false, "image_type": "dermoscopic", "melanocytic": true, "nevus_type": "nevus NOS", "patient_id": "IP_5994967", "personal_hx_mm": false, "sex": "male" }
{ "age_approx": 75, "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 in situ", "diagnosis_confirm_type": "histopathology", "family_hx_mm": true, "image_type": "dermoscopic", "mel_class": "melanoma in situ", "mel_thick_mm": "0.00", "melanocytic": true, "patient_id": "IP_1893317", "personal_hx_mm": true, "sex": "male" }
{ "age_approx": 75, "anatom_site_general": "posterior 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 in situ", "diagnosis_confirm_type": "histopathology", "family_hx_mm": false, "image_type": "dermoscopic", "mel_class": "melanoma in situ", "mel_thick_mm": "0.00", "melanocytic": true, "patient_id": "IP_2228007", "personal_hx_mm": false, "sex": "male" }
{ "age_approx": 50, "anatom_site_general": "lower extremity", "anatom_site_special": "acral NOS", "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis": "nevus", "diagnosis_1": "Indeterminate", "diagnosis_2": "Indeterminate melanocytic proliferations", "diagnosis_3": "Atypical proliferative nodules in congenital melanocytic nevus", "diagnosis_confirm_type": "histopathology", "family_hx_mm": false, "image_type": "dermoscopic", "melanocytic": true, "nevus_type": "nevus NOS", "patient_id": "IP_0003947", "personal_hx_mm": false, "sex": "male" }
{ "age_approx": 85, "anatom_site_general": "upper extremity", "benign_malignant": "malignant", "concomitant_biopsy": true, "dermoscopic_type": "non-contact polarized", "diagnosis": "melanoma", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma Invasive", "diagnosis_confirm_type": "histopathology", "family_hx_mm": false, "image_type": "dermoscopic", "mel_thick_mm": "0.25", "mel_ulcer": false, "melanocytic": true, "patient_id": "IP_6710314", "personal_hx_mm": true, "sex": "male" }
{ "age_approx": 20, "anatom_site_general": "posterior torso", "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "non-contact polarized", "diagnosis": "nevus", "diagnosis_1": "Benign", "diagnosis_2": "Benign melanocytic proliferations", "diagnosis_3": "Nevus", "diagnosis_4": "Nevus, Lentiginous", "diagnosis_confirm_type": "histopathology", "family_hx_mm": false, "image_type": "dermoscopic", "melanocytic": true, "nevus_type": "nevus NOS", "patient_id": "IP_1857116", "personal_hx_mm": true, "sex": "male" }
{ "age_approx": 65, "anatom_site_general": "lower extremity", "benign_malignant": "malignant", "concomitant_biopsy": true, "dermoscopic_type": "non-contact polarized", "diagnosis": "melanoma", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma in situ", "diagnosis_confirm_type": "histopathology", "family_hx_mm": false, "image_type": "dermoscopic", "mel_class": "melanoma in situ", "mel_thick_mm": "0.00", "melanocytic": true, "patient_id": "IP_5895991", "personal_hx_mm": true, "sex": "male" }
{ "age_approx": 45, "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 Invasive", "diagnosis_confirm_type": "histopathology", "family_hx_mm": false, "image_type": "dermoscopic", "mel_class": "invasive melanoma", "mel_thick_mm": "1.06", "mel_ulcer": false, "melanocytic": true, "patient_id": "IP_8481777", "personal_hx_mm": false, "sex": "female" }
{ "age_approx": 75, "anatom_site_general": "posterior torso", "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, "patient_id": "IP_5801453", "personal_hx_mm": false, "sex": "male" }
{ "age_approx": 75, "anatom_site_general": "lower extremity", "benign_malignant": "malignant", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis": "melanoma metastasis", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma metastasis", "diagnosis_confirm_type": "histopathology", "family_hx_mm": false, "image_type": "dermoscopic", "melanocytic": true, "patient_id": "IP_0949444", "personal_hx_mm": true, "sex": "female" }
{ "age_approx": 20, "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", "family_hx_mm": false, "image_type": "dermoscopic", "melanocytic": true, "nevus_type": "nevus NOS", "patient_id": "IP_8957904", "personal_hx_mm": false, "sex": "female" }
{ "age_approx": 50, "anatom_site_general": "posterior torso", "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, Atypical, Dysplastic, or Clark", "diagnosis_5": "Nevus, Clark", "diagnosis_confirm_type": "histopathology", "family_hx_mm": false, "image_type": "dermoscopic", "melanocytic": true, "patient_id": "IP_5545593", "personal_hx_mm": false, "sex": "male" }
{ "age_approx": 70, "anatom_site_general": "head/neck", "benign_malignant": "malignant", "concomitant_biopsy": true, "dermoscopic_type": "contact polarized", "diagnosis": "melanoma metastasis", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma metastasis", "diagnosis_confirm_type": "histopathology", "family_hx_mm": false, "image_type": "dermoscopic", "melanocytic": true, "patient_id": "IP_9972430", "personal_hx_mm": true, "sex": "female" }
{ "age_approx": 70, "anatom_site_general": "posterior torso", "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact non-polarized", "diagnosis": "acrochordon", "diagnosis_1": "Benign", "diagnosis_2": "Benign soft tissue proliferations - Fibro-histiocytic", "diagnosis_3": "Fibroepithelial polyp", "diagnosis_confirm_type": "histopathology", "family_hx_mm": false, "image_type": "dermoscopic", "melanocytic": false, "patient_id": "IP_2887957", "personal_hx_mm": false, "sex": "female" }
{ "age_approx": 5, "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, Halo", "diagnosis_confirm_type": "histopathology", "family_hx_mm": true, "image_type": "dermoscopic", "melanocytic": true, "nevus_type": "nevus NOS", "patient_id": "IP_0837135", "personal_hx_mm": false, "sex": "female" }
{ "age_approx": 45, "anatom_site_general": "lower extremity", "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", "family_hx_mm": false, "image_type": "dermoscopic", "mel_thick_mm": "0.47", "melanocytic": true, "patient_id": "IP_7432854", "personal_hx_mm": true, "sex": "female" }
{ "age_approx": 10, "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact polarized", "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": 25, "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact polarized", "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": 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_4": "Melanoma Invasive, Superficial spreading", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "mel_class": "invasive melanoma", "mel_thick_mm": "1.10", "mel_type": "superficial spreading melanoma", "melanocytic": true, "sex": "male" }
{ "age_approx": 45, "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": "0.40", "mel_type": "superficial spreading melanoma", "melanocytic": true, "sex": "female" }
{ "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact polarized", "diagnosis": "nevus", "diagnosis_1": "Benign", "diagnosis_2": "Benign melanocytic proliferations", "diagnosis_3": "Nevus", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "melanocytic": true }
{ "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, On chronically sun-exposed skin or lentigo maligna melanoma", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "mel_class": "invasive melanoma", "mel_mitotic_index": "0/mm^2", "mel_thick_mm": "0.66", "mel_type": "lentigo maligna melanoma", "mel_ulcer": false, "melanocytic": true, "sex": "male" }
{ "age_approx": 10, "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": "female" }
{ "age_approx": 35, "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact 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": 70, "benign_malignant": "benign", "concomitant_biopsy": true, "dermoscopic_type": "contact polarized", "diagnosis": "melanoma metastasis", "diagnosis_1": "Malignant", "diagnosis_2": "Malignant melanocytic proliferations (Melanoma)", "diagnosis_3": "Melanoma metastasis", "diagnosis_confirm_type": "histopathology", "image_type": "dermoscopic", "melanocytic": true }
{ "age_approx": 35, "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": "female" }
{ "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_thick_mm": "0.60", "mel_type": "superficial spreading melanoma", "melanocytic": true }