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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}
{
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"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
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"image_type": "dermoscopic",
"lesion_id": "IL_0723835",
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"patient_id": "IP_2014423",
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"sex": "male"
}
{
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"diagnosis_1": "Benign",
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"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_0319814",
"melanocytic": true,
"patient_id": "IP_7040321",
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"sex": "female"
}
{
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"diagnosis_1": "Benign",
"diagnosis_2": "Benign soft tissue proliferations - Fibro-histiocytic",
"diagnosis_3": "Dermatofibroma",
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"fitzpatrick_skin_type": "I",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_0445551",
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"patient_id": "IP_9933189",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 2928,
"age_approx": 55,
"anatom_site_general": "upper extremity",
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"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": true,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_3667503",
"melanocytic": true,
"patient_id": "IP_8313778",
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"sex": "male"
}
{
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"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma Invasive",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": true,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_5454547",
"mel_thick_mm": "0.40",
"mel_ulcer": false,
"melanocytic": true,
"patient_id": "IP_8313778",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 2928,
"age_approx": 55,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "8.10",
"concomitant_biopsy": true,
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
"diagnosis_3": "Melanoma Invasive",
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"family_hx_mm": true,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_2262731",
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"patient_id": "IP_8313778",
"personal_hx_mm": true,
"sex": "male"
}
{
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"age_approx": 35,
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"clin_size_long_diam_mm": "6.90",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant melanocytic proliferations (Melanoma)",
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"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_2982754",
"mel_thick_mm": "0.30",
"mel_ulcer": false,
"melanocytic": true,
"patient_id": "IP_4898383",
"personal_hx_mm": false,
"sex": "male"
}
{
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"anatom_site_general": "anterior torso",
"clin_size_long_diam_mm": "3.40",
"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_6437037",
"melanocytic": true,
"patient_id": "IP_6509091",
"personal_hx_mm": false,
"sex": "female"
}
{
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"age_approx": 70,
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"clin_size_long_diam_mm": "5.60",
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"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Benign soft tissue proliferations - Fibro-histiocytic",
"diagnosis_3": "Dermatofibroma",
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"family_hx_mm": false,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_9099000",
"melanocytic": false,
"patient_id": "IP_6509091",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 75,
"anatom_site_general": "lower extremity",
"clin_size_long_diam_mm": "6.80",
"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_6621771",
"melanocytic": false,
"patient_id": "IP_1726116",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 65,
"anatom_site_general": "head/neck",
"clin_size_long_diam_mm": "6.50",
"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": true,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_8794763",
"mel_thick_mm": "0.80",
"mel_ulcer": false,
"melanocytic": true,
"patient_id": "IP_7497380",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 148,
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"clin_size_long_diam_mm": "2.80",
"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_1061719",
"melanocytic": true,
"patient_id": "IP_3265003",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
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"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "8.50",
"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": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_1852203",
"melanocytic": true,
"patient_id": "IP_1170337",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 50,
"anatom_site_general": "upper extremity",
"clin_size_long_diam_mm": "3.00",
"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": "I",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_6715560",
"melanocytic": true,
"patient_id": "IP_4050431",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 50,
"anatom_site_general": "anterior torso",
"clin_size_long_diam_mm": "8.60",
"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_7214480",
"melanocytic": true,
"patient_id": "IP_3055954",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 65,
"anatom_site_general": "head/neck",
"clin_size_long_diam_mm": "15.80",
"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_5018519",
"mel_thick_mm": "0.20",
"mel_ulcer": false,
"melanocytic": true,
"patient_id": "IP_8464783",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 50,
"anatom_site_general": "lower extremity",
"clin_size_long_diam_mm": "3.00",
"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_0768239",
"melanocytic": true,
"patient_id": "IP_3055954",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 50,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "5.20",
"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": true,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_5004692",
"melanocytic": true,
"patient_id": "IP_3055954",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 50,
"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",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": true,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_3423111",
"melanocytic": true,
"patient_id": "IP_3055954",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 80,
"anatom_site_general": "upper extremity",
"clin_size_long_diam_mm": "3.10",
"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": "I",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_8658766",
"melanocytic": true,
"patient_id": "IP_0464165",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 80,
"anatom_site_general": "head/neck",
"clin_size_long_diam_mm": "19.10",
"concomitant_biopsy": true,
"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_5959745",
"melanocytic": true,
"patient_id": "IP_0464165",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 65,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "7.20",
"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_6056033",
"melanocytic": true,
"patient_id": "IP_2294443",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1115,
"age_approx": 60,
"anatom_site_general": "anterior torso",
"clin_size_long_diam_mm": "6.20",
"concomitant_biopsy": true,
"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_8731055",
"melanocytic": true,
"patient_id": "IP_1588423",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 70,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "15.50",
"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_7006864",
"melanocytic": true,
"patient_id": "IP_2698506",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 70,
"anatom_site_general": "lateral torso",
"clin_size_long_diam_mm": "8.90",
"concomitant_biopsy": true,
"dermoscopic_type": "contact non-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_5771272",
"melanocytic": true,
"patient_id": "IP_2698506",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 70,
"anatom_site_general": "lateral torso",
"clin_size_long_diam_mm": "7.70",
"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_6214314",
"melanocytic": true,
"patient_id": "IP_2698506",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 70,
"anatom_site_general": "anterior torso",
"clin_size_long_diam_mm": "3.60",
"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_2466102",
"melanocytic": true,
"patient_id": "IP_2698506",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 75,
"anatom_site_general": "lower extremity",
"clin_size_long_diam_mm": "6.00",
"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_9403579",
"melanocytic": false,
"patient_id": "IP_5633167",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 50,
"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_4": "Nevus, Recurrent or persistent",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_3438569",
"melanocytic": true,
"patient_id": "IP_1874944",
"personal_hx_mm": false,
"sex": "female"
}