We conducted a prospective, observational clinical validation study to assess the diagnostic accuracy of the AI algorithm (ADAE) in predicting melanoma from dermoscopy skin lesion images. Patients who had consented for a skin biopsy to exclude melanoma were eligible. All lesions underwent biopsy.
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}
{
"acquisition_day": 1,
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"diagnosis_3": "Squamous cell carcinoma in situ",
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"fitzpatrick_skin_type": "I",
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"image_type": "dermoscopic",
"lesion_id": "IL_6091150",
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"patient_id": "IP_9890421",
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}
{
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"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
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"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_7583140",
"melanocytic": true,
"patient_id": "IP_3734488",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
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"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
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"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_5": "Nevus, Atypical",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": true,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_2962194",
"melanocytic": true,
"patient_id": "IP_6975468",
"personal_hx_mm": false,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 75,
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"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
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"diagnosis_3": "Seborrheic keratosis",
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"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_3694051",
"melanocytic": false,
"patient_id": "IP_6975468",
"personal_hx_mm": false,
"sex": "male"
}
{
"acquisition_day": 1,
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"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Benign epidermal proliferations",
"diagnosis_3": "Seborrheic keratosis",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_1090434",
"melanocytic": false,
"patient_id": "IP_7894934",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 70,
"anatom_site_general": "lower extremity",
"clin_size_long_diam_mm": "6.60",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Flat melanotic pigmentations - not melanocytic nevus",
"diagnosis_3": "Lentigo NOS",
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"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_4490560",
"melanocytic": true,
"patient_id": "IP_7894934",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 80,
"anatom_site_general": "anterior torso",
"clin_size_long_diam_mm": "8.30",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Collision - Only benign proliferations",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_1434222",
"melanocytic": true,
"patient_id": "IP_5124329",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 55,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "8.40",
"concomitant_biopsy": true,
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_5": "Nevus, Atypical",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_4585051",
"melanocytic": true,
"patient_id": "IP_7525385",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 65,
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"dermoscopic_type": "contact polarized",
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"diagnosis_2": "Benign melanocytic proliferations",
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"family_hx_mm": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_9130134",
"melanocytic": true,
"patient_id": "IP_6250739",
"personal_hx_mm": false,
"sex": "male"
}
{
"acquisition_day": 1,
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"anatom_site_general": "lower extremity",
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"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Collision - Only benign proliferations",
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"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_2960154",
"melanocytic": true,
"patient_id": "IP_2829259",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
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"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_5": "Nevus, Atypical",
"diagnosis_confirm_type": "histopathology",
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_0465154",
"melanocytic": true,
"patient_id": "IP_2829259",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 55,
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"clin_size_long_diam_mm": "5.30",
"concomitant_biopsy": true,
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_5": "Nevus, Atypical",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_5428644",
"melanocytic": true,
"patient_id": "IP_0599018",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
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"dermoscopic_type": "contact polarized",
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma in situ",
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"fitzpatrick_skin_type": "II",
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"image_type": "dermoscopic",
"lesion_id": "IL_8640252",
"melanocytic": true,
"patient_id": "IP_0599018",
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"sex": "male"
}
{
"acquisition_day": 1,
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"concomitant_biopsy": true,
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant epidermal proliferations",
"diagnosis_3": "Squamous cell carcinoma in situ",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": true,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_7696412",
"melanocytic": false,
"patient_id": "IP_8153140",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 45,
"anatom_site_general": "head/neck",
"clin_size_long_diam_mm": "10.90",
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"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Blue nevus",
"diagnosis_confirm_type": "histopathology",
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"fitzpatrick_skin_type": "IV",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_6540811",
"melanocytic": true,
"patient_id": "IP_7067884",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 75,
"anatom_site_general": "lower extremity",
"clin_size_long_diam_mm": "4.80",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Benign epidermal proliferations",
"diagnosis_3": "Seborrheic keratosis",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_2103677",
"melanocytic": false,
"patient_id": "IP_3520387",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 70,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "10.40",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma Invasive",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "I",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_8030216",
"mel_thick_mm": "0.30",
"mel_ulcer": false,
"melanocytic": true,
"patient_id": "IP_6575300",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 70,
"anatom_site_general": "upper extremity",
"clin_size_long_diam_mm": "12.90",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma in situ",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "I",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_1338869",
"melanocytic": true,
"patient_id": "IP_6575300",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 45,
"anatom_site_general": "lateral torso",
"clin_size_long_diam_mm": "4.20",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_5": "Nevus, Atypical",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_3092267",
"melanocytic": true,
"patient_id": "IP_8948648",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 2820,
"age_approx": 50,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "3.80",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_5": "Nevus, Atypical",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_6234421",
"melanocytic": true,
"patient_id": "IP_2360609",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 55,
"anatom_site_general": "lower extremity",
"clin_size_long_diam_mm": "3.40",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "I",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_1404959",
"melanocytic": true,
"patient_id": "IP_1400932",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 75,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "3.10",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Benign epidermal proliferations",
"diagnosis_3": "Clear cell acanthoma",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_9900492",
"melanocytic": false,
"patient_id": "IP_5951155",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 75,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "12.20",
"concomitant_biopsy": true,
"diagnosis_1": "Benign",
"diagnosis_2": "Benign epidermal proliferations",
"diagnosis_3": "Lichen planus like keratosis",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_7016662",
"melanocytic": false,
"patient_id": "IP_5951155",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 75,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "7.50",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Benign epidermal proliferations",
"diagnosis_3": "Seborrheic keratosis",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_3007728",
"melanocytic": false,
"patient_id": "IP_5951155",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 30,
"anatom_site_general": "anterior torso",
"clin_size_long_diam_mm": "4.40",
"concomitant_biopsy": true,
"dermoscopic_type": "non-contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_5": "Nevus, Atypical",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_1327294",
"melanocytic": true,
"patient_id": "IP_2520256",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 80,
"anatom_site_general": "lower extremity",
"clin_size_long_diam_mm": "8.00",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Inflammatory or infectious diseases",
"diagnosis_3": "Verruca",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_5948503",
"melanocytic": false,
"patient_id": "IP_5415710",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 75,
"anatom_site_general": "upper extremity",
"clin_size_long_diam_mm": "4.60",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Indeterminate",
"diagnosis_2": "Indeterminate melanocytic proliferations",
"diagnosis_3": "Atypical melanocytic neoplasm",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_1776283",
"melanocytic": true,
"patient_id": "IP_9429205",
"personal_hx_mm": false,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 75,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "4.20",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_4": "Nevus, Atypical, Dysplastic, or Clark",
"diagnosis_5": "Nevus, Atypical",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_6849070",
"melanocytic": true,
"patient_id": "IP_5333319",
"personal_hx_mm": false,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 80,
"anatom_site_general": "head/neck",
"clin_size_long_diam_mm": "7.90",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Benign epidermal proliferations",
"diagnosis_3": "Seborrheic keratosis",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_4460385",
"melanocytic": false,
"patient_id": "IP_3313829",
"personal_hx_mm": false,
"sex": "male"
}