Computer algorithms show potential for improving dermatologists' accuracy to diagnose cutaneous melanoma: Results of the International Skin Imaging Collaboration 2017.

Background: Computer vision has promise in image-based cutaneous melanoma diagnosis but clinical utility is uncertain.Objective: To determine if computer algorithms from an international melanoma detection challenge can improve dermatologists' accuracy in diagnosing melanoma.Methods: In this cross-s...

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Publicado en:Journal of the American Academy of Dermatology Vol. 82; no. 3; pp. 622 - 628
Autores principales: Marchetti, Michael A., Liopyris, Konstantinos, Dusza, Stephen W., Codella, Noel C.F., Gutman, David A., Helba, Brian, Kalloo, Aadi, Halpern, Allan C.
Formato: research tables/charts Journal Article
Publicado: Elsevier B.V. Mar2020
Acceso en línea:Ver este registro en EBSCOhost
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      dt: Mar2020
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        atl: Computer algorithms show potential for improving dermatologists' accuracy to diagnose cutaneous melanoma: Results of the International Skin Imaging Collaboration 2017.
      aug:
        au:
          Marchetti, Michael A.
          Liopyris, Konstantinos
          Dusza, Stephen W.
          Codella, Noel C.F.
          Gutman, David A.
          Helba, Brian
          Kalloo, Aadi
          Halpern, Allan C.
        affil: Dermatology Service, Department of Medicine, Memorial Sloan Kettering Cancer Center, New York, New York
      sug:
        subj:
          Melanoma Diagnosis
          Microscopy Methods
          Image Interpretation, Computer Assisted Methods
          Skin Neoplasms Diagnosis
          Microscopy Statistics and Numerical Data
          Colombia
          United States
          Skin Pathology
          Skin Neoplasms Pathology
          Skin
          Cross Sectional Studies
          ROC Curve
          Melanoma Pathology
          International Relations
          Nevus Diagnosis
          Israel
          Spain
          Internship and Residency Statistics and Numerical Data
          Diagnosis, Differential
          Keratosis Diagnosis
          Funding Source
          Human
      ab: Background: Computer vision has promise in image-based cutaneous melanoma diagnosis but clinical utility is uncertain.Objective: To determine if computer algorithms from an international melanoma detection challenge can improve dermatologists' accuracy in diagnosing melanoma.Methods: In this cross-sectional study, we used 150 dermoscopy images (50 melanomas, 50 nevi, 50 seborrheic keratoses) from the test dataset of a melanoma detection challenge, along with algorithm results from 23 teams. Eight dermatologists and 9 dermatology residents classified dermoscopic lesion images in an online reader study and provided their confidence level.Results: The top-ranked computer algorithm had an area under the receiver operating characteristic curve of 0.87, which was higher than that of the dermatologists (0.74) and residents (0.66) (P < .001 for all comparisons). At the dermatologists' overall sensitivity in classification of 76.0%, the algorithm had a superior specificity (85.0% vs. 72.6%, P = .001). Imputation of computer algorithm classifications into dermatologist evaluations with low confidence ratings (26.6% of evaluations) increased dermatologist sensitivity from 76.0% to 80.8% and specificity from 72.6% to 72.8%.Limitations: Artificial study setting lacking the full spectrum of skin lesions as well as clinical metadata.Conclusion: Accumulating evidence suggests that deep neural networks can classify skin images of melanoma and its benign mimickers with high accuracy and potentially improve human performance.
      pubtype: Academic Journal
      doctype:
        research
        tables/charts
        Journal Article
      ougenre: Article
    language: English
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