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Conversion Disorder

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  1. See Also
    1. Somatoform Disorder
    2. Somatization Risk Factors
    3. Somatization Symptoms
    4. Somatization Management
    5. Somatoform Disorder Management Pitfalls
    6. Hypochondriasis
    7. Pain Disorder
    8. Somatization Disorder
  2. Epidemiology
    1. Onset between age 10 to 35 years
    2. Demographics
      1. More common in rural regions
      2. More common with lower socioeconomic resources
  3. Diagnosis: Conversion Disorder
    1. Must meet criteria for a Somatoform Disorder
      1. Unexplained physical symptoms
      2. Not due to condition of Secondary Gain (Malingering or Factitious Disorder)
      3. Causes dysfunction
    2. Specific Conversion Disorder Criteria
      1. Single unexplained symptom
      2. Symptom related to voluntary motor or sensory functioning (pseudoneurologic)
        1. See Somatization Symptoms: Neurologic
  4. Signs
    1. Neurologic symptoms that cannot be explained by anatomic pathways
    2. Example: Hemiparesis with normal reflexes and muscle tone
  5. References
    1. Oyama (2007) Am Fam Physician 76(9):1333

Conversion disorder (C0009946)

Definition (MSH)A disorder whose predominant feature is a loss or alteration in physical functioning that suggests a physical disorder but that is actually a direct expression of a psychological conflict or need.
ConceptsMental or Behavioral Dysfunction (T048)
ICD9300.11, 300.11
MSHD003291
EnglishCONVERSION DIS, Conversion disorder, Conversion Disorders, Conversion Hysteria, Conversion hysteria or reaction, Conversion Hysterias, Conversion Hysterical Neurosis, Conversion Reaction, Conversion Reactions, HYSTERIA CONVERSION TYPE, NEUROSIS CONVERSION, Psychologic conversion disorder, REACTION CONVERSION
Spanishtrastorno de conversion, trastorno de conversion psicologica
Parent ConceptsHysteria (C0020701), Dissociative, conversion and factitious disorders (C1456314), Somatoform Disorder (C0037650), Disturbance of perception associated with conversion and dissociative phenomenon (C0233748), Reason not stated concept (C1276325)
SourcesAOD, COSTAR, CSP, CST, DXP, ICD9CM, MSH, MTH, MTHICD9, NDFRT, SCTSPA, SNOMEDCT
Derived from the NIH UMLS (Unified Medical Language System)



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