Interest of Photographs by Smartphone in Dermatology

Study Overview
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Brief Summary
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To study the diagnostic performance of the images on the smartphone compare the result of the clinical examination, all the dermatoses combined and by family of pathology (inflammatory, wound, oncology, infectious, allergology), during urgent request requests in dermatology

Detailed Description
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The study is conducted in the dermatology department, for a maximum duration of 6 months. We include patients who require dermatological advice and for whom their doctor sends us photographs. Doctors contact us by telephone, describe the symptoms and send photographs according to the secure procedure. Patients are admitted for consultation and the diagnosis by photography is compared with the clinical diagnosis

Official Title
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Interest of the Photographs by Smartphone During the Requests of Opinion Specialized in the Department of Dermatology of the CHRU of Nancy

Conditions
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Dermatitis

Intervention / Treatment
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* Other: telemedecine


Participation Criteria
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Eligibility Criteria
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Inclusion Criteria: For which our fellow doctors ask a dermatological opinion for diagnostic purposes, after clinical examination of the patient, in an emergency After obtaining the oral consent by the requesting doctor then informing and signing a non-opposition form during the consultation at the University Hospital of Nancy Affiliation to a social protection Doctors must have signed and sent back an ethical charter, where they undertake to send the image via MSsante, then to erase the image of the smartphone Exclusion Criteria: Patients under the protection of justice, tutorship or curatorship Doctors : lack of smartphone powerful enough to offer a quality image

Ages Eligible for Study
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Minimum Age: 18 Years

Sexes Eligible for Study
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All

Accepts Healthy Volunteers
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Accepts Healthy Volunteers

Study Plan
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How is the study designed?
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Arms and Interventions

| Intervention/Treatment |
| --- |
|Other: telemedecine|to evaluate the diagnostic performance of the photographs made by Smartphone, during requests for emergency dermatological advice|

What is the study measuring?
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Primary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| sensitivity, specificity, positive and negative predictive values globally | evaluation of the diagnostic performance of the test | through study completion, an average 6 months | 
| sensitivity, specificity, positive and negative predictive values stratified | stratified on the families of pathologies : infectious pathology, inflammatory dermatosis, allergology, wound, oncology | through study completion, an average 6 months | 

Secondary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Calculation of Cohen's kappa concordance between dermatologists | assessment of interobserver diagnostic agreement | through study completion, an average 6 months |