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Biological Explaination of OCD's
Fichas del conjunto (11)
- 1McKeon and MurryInterviewed people who scored high on the Leyton Obsessional Inventory from in families.
The findings show OCD might not be connected to families - 2Carey and GottesmanReported a prevalence of up to 10% in 1st degree relatives
- 3Lenane30% of first degree relatives in the study also had OCD's
- 4Hoaker and SchnurrTwin study, found a concordance rate of 50-60%
Also found that when OCD's run in families they inherit the general nature of it but not the exact symptoms, shows there is an environmental effect - 5Dr. Dennis Murphy6 out of 7 people over 2 families that had a gene mutation of a serotonin transporter had an OCD. Also that some sufferers of the most sever OCD's had a second mutation in the same gene
- 6ZoharSome tricyclic drugs that inhibit the re-uptake of serotonin were beneficial for 60% of the OCD sufferers tested
- 7LydiardDrugs only provide partial alleviation and therefore not a cure
- 8Rapport and WiseSuggests that OCD's result from dysfunction in the CNS, specifically the basal ganglia, the is supported by other disorders such as Huntingtons, Parkinsons and Touretts
- 9RapportSurgery to disconnect the basal ganglia from the frontal cortex brought relief to people with severs cases of OCD
- 10Evaluation- Findings of effects of serotonin are inconsistent
- Psychological therapies have been found to be effective
- Aylward - Found no difference in the basal ganglia in OCD suffers and Non-OCD sufferers
- No cause and effect link has been found
- Head injuries and brain tumors have been associated with OCD's
- Research into brain structures is still developing
- Rapport - 20% of OCD suffers show nervous tics implying a link with the anatomy of the nervous system - 11FactorsThe Thalamus is associated with OCDs
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- A-Levels (PSYB2 - Phobias/OCDs) Psychology Fichas sobre Biological Explaination of OCD's, creado por Adam O'Rourke el 02/06/2013.
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- Adam O'Rourke
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