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_2": "Malignant epidermal proliferations",
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"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_4039710",
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"patient_id": "IP_9989989",
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}
{
"acquisition_day": 1,
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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_7589780",
"melanocytic": true,
"patient_id": "IP_3265003",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 60,
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"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
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"diagnosis_5": "Nevus, Atypical",
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"family_hx_mm": false,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_6510267",
"melanocytic": true,
"patient_id": "IP_5786579",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 65,
"anatom_site_general": "upper extremity",
"clin_size_long_diam_mm": "3.70",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Malignant",
"diagnosis_2": "Collision - At least one malignant proliferation",
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"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_5089954",
"melanocytic": false,
"patient_id": "IP_7817060",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 65,
"anatom_site_general": "upper extremity",
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"diagnosis_1": "Indeterminate",
"diagnosis_2": "Indeterminate epidermal proliferations",
"diagnosis_3": "Solar or actinic keratosis",
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"family_hx_mm": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_0053538",
"melanocytic": false,
"patient_id": "IP_7817060",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 45,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "13.80",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant adnexal epithelial proliferations - Follicular",
"diagnosis_3": "Basal cell carcinoma",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_2317568",
"melanocytic": false,
"patient_id": "IP_3987348",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 55,
"anatom_site_general": "head/neck",
"clin_size_long_diam_mm": "6.30",
"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": true,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_1113358",
"melanocytic": true,
"patient_id": "IP_9383306",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 75,
"anatom_site_general": "lower extremity",
"clin_size_long_diam_mm": "6.90",
"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": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_7347014",
"melanocytic": true,
"patient_id": "IP_6723298",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 35,
"anatom_site_general": "posterior torso",
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"dermoscopic_type": "non-contact polarized",
"diagnosis_1": "Benign",
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"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_7550272",
"melanocytic": true,
"patient_id": "IP_9278714",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 40,
"anatom_site_general": "lower extremity",
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"dermoscopic_type": "contact polarized",
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma Invasive",
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"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_5852213",
"mel_thick_mm": "0.40",
"mel_ulcer": false,
"melanocytic": true,
"patient_id": "IP_0916785",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
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"dermoscopic_type": "contact polarized",
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"diagnosis_2": "Collision - Only benign proliferations",
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"family_hx_mm": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_3978832",
"melanocytic": true,
"patient_id": "IP_9534366",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 50,
"anatom_site_general": "upper extremity",
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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": true,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_8448467",
"melanocytic": false,
"patient_id": "IP_7386868",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 85,
"anatom_site_general": "head/neck",
"clin_size_long_diam_mm": "3.60",
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"diagnosis_3": "Solar or actinic keratosis",
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"fitzpatrick_skin_type": "III",
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"image_type": "dermoscopic",
"lesion_id": "IL_1932005",
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"patient_id": "IP_4245895",
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"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 85,
"anatom_site_general": "upper extremity",
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"diagnosis_2": "Malignant epidermal proliferations",
"diagnosis_3": "Squamous cell carcinoma in situ",
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"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_2996668",
"melanocytic": false,
"patient_id": "IP_4245895",
"personal_hx_mm": false,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 65,
"anatom_site_general": "lateral torso",
"clin_size_long_diam_mm": "4.10",
"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",
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"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_6643611",
"melanocytic": true,
"patient_id": "IP_7205082",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 65,
"anatom_site_general": "anterior torso",
"clin_size_long_diam_mm": "7.10",
"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": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_0346398",
"mel_thick_mm": "0.45",
"mel_ulcer": false,
"melanocytic": true,
"patient_id": "IP_4853824",
"personal_hx_mm": false,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 65,
"anatom_site_general": "upper extremity",
"clin_size_long_diam_mm": "3.60",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Flat melanotic pigmentations - not melanocytic nevus",
"diagnosis_3": "Lentigo NOS",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_4734846",
"melanocytic": true,
"patient_id": "IP_0385393",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 65,
"anatom_site_general": "lower extremity",
"clin_size_long_diam_mm": "12.60",
"concomitant_biopsy": true,
"diagnosis_1": "Benign",
"diagnosis_2": "Flat melanotic pigmentations - not melanocytic nevus",
"diagnosis_3": "Lentigo NOS",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_9134111",
"melanocytic": true,
"patient_id": "IP_6575373",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 75,
"anatom_site_general": "upper extremity",
"clin_size_long_diam_mm": "3.30",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Flat melanotic pigmentations - not melanocytic nevus",
"diagnosis_3": "Lentigo NOS",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": true,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_8129390",
"melanocytic": true,
"patient_id": "IP_5276820",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 65,
"anatom_site_general": "head/neck",
"clin_size_long_diam_mm": "5.40",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Flat melanotic pigmentations - not melanocytic nevus",
"diagnosis_3": "Lentigo NOS",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": true,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_7540024",
"melanocytic": true,
"patient_id": "IP_8219510",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 65,
"anatom_site_general": "upper extremity",
"clin_size_long_diam_mm": "4.90",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Flat melanotic pigmentations - not melanocytic nevus",
"diagnosis_3": "Lentigo NOS",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_1541362",
"melanocytic": true,
"patient_id": "IP_3891138",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 75,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "5.80",
"concomitant_biopsy": true,
"dermoscopic_type": "contact non-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_5851272",
"mel_thick_mm": "0.35",
"mel_ulcer": false,
"melanocytic": true,
"patient_id": "IP_3889950",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 80,
"anatom_site_general": "anterior torso",
"clin_size_long_diam_mm": "8.80",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"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": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_1853192",
"melanocytic": true,
"patient_id": "IP_5711377",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 25,
"anatom_site_general": "palms/soles",
"anatom_site_special": "acral palms or soles",
"clin_size_long_diam_mm": "1.10",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Flat melanotic pigmentations - not melanocytic nevus",
"diagnosis_3": "Lentigo NOS",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_5852238",
"melanocytic": true,
"patient_id": "IP_4468352",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 25,
"anatom_site_general": "palms/soles",
"anatom_site_special": "acral palms or soles",
"clin_size_long_diam_mm": "3.50",
"concomitant_biopsy": true,
"dermoscopic_type": "contact non-polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Benign melanocytic proliferations",
"diagnosis_3": "Nevus",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_6130991",
"melanocytic": true,
"patient_id": "IP_4468352",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 50,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "8.30",
"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": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_4337665",
"melanocytic": true,
"patient_id": "IP_4665602",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 45,
"anatom_site_general": "upper extremity",
"clin_size_long_diam_mm": "4.90",
"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": true,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_2321832",
"melanocytic": true,
"patient_id": "IP_5369571",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 65,
"anatom_site_general": "lower extremity",
"clin_size_long_diam_mm": "6.80",
"concomitant_biopsy": true,
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma Invasive",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_6009276",
"mel_thick_mm": "0.30",
"mel_ulcer": false,
"melanocytic": true,
"patient_id": "IP_3028432",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 80,
"anatom_site_general": "lower extremity",
"clin_size_long_diam_mm": "7.80",
"concomitant_biopsy": true,
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma in situ",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": true,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_1696242",
"melanocytic": true,
"patient_id": "IP_3813847",
"personal_hx_mm": true,
"sex": "female"
}