A collection of dermoscopic images of biopsied melanocytic lesions. This was used to test for performance degradation of an AI melanoma classifier in discriminating melanomas from nevi among newly-acquired melanocytic lesions versus longer-existing acquired melanocytic lesions.
{
"age_approx": 55,
"anatom_site_general": "head/neck",
"clin_size_long_diam_mm": "7.90",
"concomitant_biopsy": true,
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma in situ",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_4150891",
"melanocytic": true,
"patient_id": "IP_6403942",
"sex": "male"
}
{
"age_approx": 55,
"anatom_site_general": "head/neck",
"clin_size_long_diam_mm": "5.50",
"concomitant_biopsy": true,
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma in situ",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_9685942",
"melanocytic": true,
"patient_id": "IP_6403942",
"sex": "male"
}
{
"age_approx": 55,
"anatom_site_general": "lower extremity",
"clin_size_long_diam_mm": "2.50",
"concomitant_biopsy": true,
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_2304485",
"melanocytic": true,
"patient_id": "IP_9016111",
"sex": "female"
}
{
"age_approx": 70,
"anatom_site_general": "upper extremity",
"clin_size_long_diam_mm": "12.20",
"concomitant_biopsy": true,
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma in situ",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_6216001",
"melanocytic": true,
"patient_id": "IP_5253646",
"sex": "male"
}
{
"age_approx": 70,
"anatom_site_general": "upper extremity",
"clin_size_long_diam_mm": "3.30",
"concomitant_biopsy": true,
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma in situ",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_4732104",
"melanocytic": true,
"patient_id": "IP_5253646",
"sex": "male"
}
{
"age_approx": 70,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "9.30",
"concomitant_biopsy": true,
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma in situ",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_3555856",
"melanocytic": true,
"patient_id": "IP_5253646",
"sex": "male"
}
{
"age_approx": 75,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "8.70",
"concomitant_biopsy": true,
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma Invasive",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_8284178",
"mel_thick_mm": "0.60",
"melanocytic": true,
"patient_id": "IP_7286860",
"sex": "female"
}
{
"age_approx": 45,
"anatom_site_general": "lower extremity",
"clin_size_long_diam_mm": "5.80",
"concomitant_biopsy": true,
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma in situ",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_5916191",
"melanocytic": true,
"patient_id": "IP_9103082",
"sex": "female"
}
{
"age_approx": 55,
"anatom_site_general": "lower extremity",
"clin_size_long_diam_mm": "3.60",
"concomitant_biopsy": true,
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_8784707",
"melanocytic": true,
"patient_id": "IP_7741719",
"sex": "male"
}
{
"age_approx": 65,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "5.00",
"concomitant_biopsy": true,
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma in situ",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_7486606",
"melanocytic": true,
"patient_id": "IP_2632538",
"sex": "male"
}
{
"age_approx": 50,
"anatom_site_general": "lateral torso",
"clin_size_long_diam_mm": "9.00",
"concomitant_biopsy": true,
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_3184699",
"melanocytic": true,
"patient_id": "IP_7604380",
"sex": "male"
}
{
"age_approx": 60,
"anatom_site_general": "head/neck",
"clin_size_long_diam_mm": "6.50",
"concomitant_biopsy": true,
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma in situ",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_1927949",
"melanocytic": true,
"patient_id": "IP_6683521",
"sex": "male"
}
{
"age_approx": 60,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "5.40",
"concomitant_biopsy": true,
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma in situ",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_7800344",
"melanocytic": true,
"patient_id": "IP_6683521",
"sex": "male"
}
{
"age_approx": 40,
"anatom_site_general": "anterior torso",
"clin_size_long_diam_mm": "4.80",
"concomitant_biopsy": true,
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_8988389",
"melanocytic": true,
"patient_id": "IP_0409451",
"sex": "male"
}
{
"age_approx": 70,
"anatom_site_general": "upper extremity",
"clin_size_long_diam_mm": "3.90",
"concomitant_biopsy": true,
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_5961437",
"melanocytic": true,
"patient_id": "IP_6087703",
"sex": "male"
}
{
"age_approx": 70,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "6.40",
"concomitant_biopsy": true,
"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_2657670",
"melanocytic": true,
"patient_id": "IP_2189129",
"sex": "male"
}
{
"age_approx": 55,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "3.30",
"concomitant_biopsy": true,
"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_3144570",
"melanocytic": true,
"patient_id": "IP_2189129",
"sex": "male"
}
{
"age_approx": 55,
"anatom_site_general": "anterior torso",
"clin_size_long_diam_mm": "2.90",
"concomitant_biopsy": true,
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_0712175",
"melanocytic": true,
"patient_id": "IP_6740951",
"sex": "female"
}
{
"age_approx": 50,
"anatom_site_general": "upper extremity",
"clin_size_long_diam_mm": "5.10",
"concomitant_biopsy": true,
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_7253189",
"melanocytic": true,
"patient_id": "IP_1085340",
"sex": "female"
}
{
"age_approx": 50,
"anatom_site_general": "anterior torso",
"clin_size_long_diam_mm": "5.00",
"concomitant_biopsy": true,
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, NOS, Dermal",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_6687408",
"melanocytic": true,
"patient_id": "IP_1085340",
"sex": "female"
}
{
"age_approx": 45,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "3.10",
"concomitant_biopsy": true,
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_0864101",
"melanocytic": true,
"patient_id": "IP_3291986",
"sex": "male"
}
{
"age_approx": 45,
"anatom_site_general": "lower extremity",
"clin_size_long_diam_mm": "4.90",
"concomitant_biopsy": true,
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma Invasive",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_1952601",
"mel_thick_mm": "1.00",
"melanocytic": true,
"patient_id": "IP_3291986",
"sex": "male"
}
{
"age_approx": 75,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "10.10",
"concomitant_biopsy": true,
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma in situ",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_3792271",
"melanocytic": true,
"patient_id": "IP_2359234",
"sex": "male"
}
{
"age_approx": 55,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "8.00",
"concomitant_biopsy": true,
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma in situ",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_7060875",
"melanocytic": true,
"patient_id": "IP_4154448",
"sex": "male"
}
{
"age_approx": 60,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "6.80",
"concomitant_biopsy": true,
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_4971385",
"melanocytic": true,
"patient_id": "IP_8504517",
"sex": "male"
}
{
"age_approx": 55,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "7.00",
"concomitant_biopsy": true,
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma in situ",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_2825189",
"melanocytic": true,
"patient_id": "IP_4154448",
"sex": "male"
}
{
"age_approx": 55,
"anatom_site_general": "anterior torso",
"clin_size_long_diam_mm": "6.50",
"concomitant_biopsy": true,
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_6755724",
"melanocytic": true,
"patient_id": "IP_5741248",
"sex": "female"
}
{
"age_approx": 55,
"anatom_site_general": "anterior torso",
"clin_size_long_diam_mm": "3.90",
"concomitant_biopsy": true,
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_7162791",
"melanocytic": true,
"patient_id": "IP_5741248",
"sex": "female"
}
{
"age_approx": 55,
"anatom_site_general": "anterior torso",
"clin_size_long_diam_mm": "2.40",
"concomitant_biopsy": true,
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_confirm_type": "histopathology",
"image_type": "dermoscopic",
"lesion_id": "IL_9927643",
"melanocytic": true,
"patient_id": "IP_5741248",
"sex": "female"
}
{
"age_approx": 70,
"anatom_site_general": "head/neck",
"clin_size_long_diam_mm": "3.10",
"concomitant_biopsy": true,
"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_6238097",
"melanocytic": true,
"patient_id": "IP_0076650",
"sex": "male"
}