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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"image_type": "dermoscopic",
"lesion_id": "IL_2334825",
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"patient_id": "IP_5079669",
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}
{
"acquisition_day": 1,
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"dermoscopic_type": "contact non-polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Benign epidermal proliferations",
"diagnosis_3": "Seborrheic keratosis",
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"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_5128415",
"melanocytic": false,
"patient_id": "IP_8564722",
"personal_hx_mm": false,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 75,
"anatom_site_general": "anterior torso",
"clin_size_long_diam_mm": "6.40",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant epidermal proliferations",
"diagnosis_3": "Squamous cell carcinoma in situ",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_5225844",
"melanocytic": false,
"patient_id": "IP_4901362",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 60,
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"clin_size_long_diam_mm": "4.80",
"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": true,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_1295637",
"melanocytic": true,
"patient_id": "IP_8898462",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
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"anatom_site_general": "head/neck",
"clin_size_long_diam_mm": "1.50",
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"dermoscopic_type": "contact polarized",
"diagnosis_1": "Benign",
"diagnosis_2": "Collision - Only benign proliferations",
"diagnosis_confirm_type": "histopathology",
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"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_0175822",
"melanocytic": true,
"patient_id": "IP_2660071",
"personal_hx_mm": false,
"sex": "male"
}
{
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"dermoscopic_type": "contact polarized",
"diagnosis_1": "Indeterminate",
"diagnosis_2": "Indeterminate melanocytic proliferations",
"diagnosis_3": "Atypical melanocytic neoplasm",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": true,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_8893464",
"melanocytic": true,
"patient_id": "IP_8746291",
"personal_hx_mm": false,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 75,
"anatom_site_general": "head/neck",
"clin_size_long_diam_mm": "19.00",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Indeterminate",
"diagnosis_2": "Indeterminate epidermal proliferations",
"diagnosis_3": "Solar or actinic keratosis",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_4232831",
"melanocytic": false,
"patient_id": "IP_9485229",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 50,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "8.40",
"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_7459323",
"melanocytic": true,
"patient_id": "IP_1506183",
"personal_hx_mm": false,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 70,
"anatom_site_general": "lower extremity",
"clin_size_long_diam_mm": "15.90",
"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_8152039",
"melanocytic": true,
"patient_id": "IP_8386692",
"personal_hx_mm": false,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 70,
"anatom_site_general": "upper extremity",
"clin_size_long_diam_mm": "9.70",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Malignant",
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"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_5444505",
"melanocytic": true,
"patient_id": "IP_9741985",
"personal_hx_mm": false,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 45,
"anatom_site_general": "posterior 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",
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"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_7291688",
"melanocytic": true,
"patient_id": "IP_5900484",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
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"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_4746493",
"melanocytic": true,
"patient_id": "IP_5900484",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 45,
"anatom_site_general": "lower extremity",
"clin_size_long_diam_mm": "2.70",
"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": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_7370600",
"melanocytic": true,
"patient_id": "IP_5900484",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 80,
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"diagnosis_2": "Indeterminate melanocytic proliferations",
"diagnosis_3": "Atypical melanocytic neoplasm",
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"fitzpatrick_skin_type": "II",
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"image_type": "dermoscopic",
"lesion_id": "IL_0088515",
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"patient_id": "IP_8447427",
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"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 60,
"anatom_site_general": "head/neck",
"clin_size_long_diam_mm": "10.90",
"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": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_9019332",
"melanocytic": true,
"patient_id": "IP_2040291",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 65,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "4.00",
"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": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_8565327",
"melanocytic": true,
"patient_id": "IP_7000194",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 85,
"anatom_site_general": "posterior torso",
"clin_size_long_diam_mm": "10.20",
"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_7800153",
"melanocytic": true,
"patient_id": "IP_7354866",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 85,
"anatom_site_general": "anterior torso",
"clin_size_long_diam_mm": "5.30",
"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_2320365",
"melanocytic": true,
"patient_id": "IP_7354866",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 85,
"anatom_site_general": "head/neck",
"clin_size_long_diam_mm": "6.00",
"concomitant_biopsy": true,
"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_0487624",
"melanocytic": true,
"patient_id": "IP_7354866",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 65,
"anatom_site_general": "head/neck",
"clin_size_long_diam_mm": "9.50",
"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": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_8524699",
"mel_thick_mm": "0.80",
"mel_ulcer": false,
"melanocytic": true,
"patient_id": "IP_0117877",
"personal_hx_mm": false,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 65,
"anatom_site_general": "upper extremity",
"clin_size_long_diam_mm": "11.20",
"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": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_2101102",
"melanocytic": false,
"patient_id": "IP_3516012",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 35,
"anatom_site_general": "head/neck",
"clin_size_long_diam_mm": "2.10",
"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": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_9613856",
"melanocytic": true,
"patient_id": "IP_7655469",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 2864,
"age_approx": 65,
"anatom_site_general": "lateral torso",
"clin_size_long_diam_mm": "8.40",
"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": true,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_7958441",
"melanocytic": true,
"patient_id": "IP_9067016",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 2864,
"age_approx": 65,
"anatom_site_general": "lower extremity",
"clin_size_long_diam_mm": "9.80",
"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": true,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_4899739",
"melanocytic": false,
"patient_id": "IP_9067016",
"personal_hx_mm": true,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 50,
"anatom_site_general": "anterior torso",
"clin_size_long_diam_mm": "5.70",
"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": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_4663583",
"melanocytic": true,
"patient_id": "IP_0030719",
"personal_hx_mm": false,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 35,
"anatom_site_general": "upper extremity",
"clin_size_long_diam_mm": "4.80",
"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": true,
"fitzpatrick_skin_type": "III",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_3106504",
"melanocytic": true,
"patient_id": "IP_0180807",
"personal_hx_mm": false,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 85,
"anatom_site_general": "upper extremity",
"clin_size_long_diam_mm": "12.60",
"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": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_3035170",
"mel_thick_mm": "0.80",
"mel_ulcer": false,
"melanocytic": true,
"patient_id": "IP_0697119",
"personal_hx_mm": false,
"sex": "male"
}
{
"acquisition_day": 1,
"age_approx": 80,
"anatom_site_general": "lower extremity",
"clin_size_long_diam_mm": "4.20",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Malignant",
"diagnosis_2": "Malignant epidermal proliferations",
"diagnosis_3": "Squamous cell carcinoma in situ",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_4688013",
"melanocytic": false,
"patient_id": "IP_3747807",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 80,
"anatom_site_general": "upper extremity",
"clin_size_long_diam_mm": "3.60",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Indeterminate",
"diagnosis_2": "Indeterminate epidermal proliferations",
"diagnosis_3": "Solar or actinic keratosis",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_7721254",
"melanocytic": false,
"patient_id": "IP_3747807",
"personal_hx_mm": true,
"sex": "female"
}
{
"acquisition_day": 1,
"age_approx": 75,
"anatom_site_general": "head/neck",
"clin_size_long_diam_mm": "6.10",
"concomitant_biopsy": true,
"dermoscopic_type": "contact polarized",
"diagnosis_1": "Indeterminate",
"diagnosis_2": "Indeterminate epidermal proliferations",
"diagnosis_3": "Solar or actinic keratosis",
"diagnosis_confirm_type": "histopathology",
"family_hx_mm": false,
"fitzpatrick_skin_type": "II",
"image_manipulation": "instrument only",
"image_type": "dermoscopic",
"lesion_id": "IL_5349333",
"melanocytic": false,
"patient_id": "IP_6065743",
"personal_hx_mm": false,
"sex": "male"
}