Chronic Pain in Children and Adolescents.

Study Overview
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Brief Summary
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Medically unexplained chronic pain - without identifiable somatic origin - is yet an insufficiently known and explored field in children and adolescents by international clinical works. This research aims to characterize somatic, psychological, psychopathological and environmental (particularly attachment styles and family functioning) processes trough an observational study with three pain management centers. The study concerns children and adolescents from 7 to 17 years old, suffering of medically unexplained chronic pain and their parents who are referred to a pain center. It is composed of a somatic, psychological and family functioning assessment on the one hand and psychopathological and attachment evaluation on the other hand.

Detailed Description
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Participation in the study involves an additional visit to 1 day pain center to answer questionnaires about anxiety, family environment, depression and psychological testing

Official Title
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Study of Characteristics of Medically Unexplained Chronic Pain in Children and Adolescents.

Conditions
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Pain, Chronic

Intervention / Treatment
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* Other: questionnaires and psychological testing


Participation Criteria
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Eligibility Criteria
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Inclusion Criteria: Children and adolescent with chronic pain no proven medical cause, type of painful somatic complaints within the scope of one of the following diagnoses to ICD-10 (International Classification of Diseases) and DSM-IV and DSM-V (Diagnostic and Statistical Manual of Mental Disorders) to somatoform disorders, distinguishing between : pain disorder somatoform disorder undifferentiated somatoform disorder Addressed to the pain centers or in pediatric chronic pain services hosting children. being fluently French-speaking and French-reading Exclusion Criteria: presence of current or past organic pathology including migraines and epilepsy, which may interfere with somatic expression of studied disorder

Ages Eligible for Study
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Minimum Age: 7 Years
Maximum Age: 17 Years

Sexes Eligible for Study
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All

Accepts Healthy Volunteers
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No

Study Plan
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How is the study designed?
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Arms and Interventions

| Participant Group/Arm | Intervention/Treatment |
| --- | --- |
| patients with questionnaires and psychological testing<br>children and adolescents with chronic pain without proven medical cause, type painful somatic complaints | Other: questionnaires and psychological testing<br>* Child/adolescent and parents interview and consultation with both a physician and a psychologist for a somatic and pain indicators assessment within an usual setting. Then, parents and child or adolescent are interviewed separately using different psychological instruments with only a psychologist: Psychological (cognitive and projective evaluation) : Intellectual Quotient, mental flexibility, projective evaluation with Rorschach and Thematic Apperception Test, parents and children attachment questionnaires Psychopathological: anxiety and depression questionnaires, psychiatric disorders evaluation, quality of life, life events questionnaires, family functioning interview.<br>|

What is the study measuring?
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Primary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Explanatory factors for pain | Environmental, familial, personal factors in children with chronic pain | 1 month | 

 Terms related to the study
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Keywords Provided by Centre Hospitalier Valida
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Pain, Chronic, children