Somatoform disorder Abnormal illness behaviour Medically unexplained symptoms

Somatoform disorder : Abnormal illness behaviour Medically unexplained symptoms Functional symptoms

Functional symptoms �Prefer �Does not assume psychogenesis �A disturbance in bodily functioning

Classification : �Medical snydromes : fibromialgia chronic fatigue chronic pain irritable bowel syn �Psychiatric disorders : anxiety depression somatoform dis

Epidemiology : �Functional symptoms are common about 1/5 of the population at 12 m follow-up up to half will remain disabled Outcome is poorest for patients with more intractable problems who are referred to special care Functional sym : may occur alone commonly accompany serious physical illness

Aetiology : �Physical �Psychological �Behavioural �Social

Aetiology : �Minor physiological /patological bodily sensation �person’s understanding , knowledge , experience of illness , personality �Social circumstance , reactions of family , heath care professionals

Conversion DIS : �Unexplaind sensory & unclear sym �Symptom suggests physical illness in absence of relevant physical pathology �Produced through unconscious psychological mechanisms

Conversion are distinguished from organic DIS : �Distribution does not conform to the known innervation of the part �Their varying intensity �Their responsiveness to suggestion