Anxiety 4

Question 1

What is the prevalence of OCD?

What is the concordance rate of monozygotic twins?

Answer 1

2.5%

Concordance is high (80-87%)

Question 2

What percentage of Tourettes disorder have OCD?

What percentage of this with OCD have Tourettes?

Answer 2

35-50% of those with tourettes have OCD.

5-7% of those with OCD also have tourretes

Question 3

After you receive remission of OCD…how long should you continue treatment?

Answer 3

1-2 years.

Question 4

Deep Brain stimulation can be reserved for refractory OCD…what 2 areas of the brain are targets?

Answer 4

Ventral Striatum

Anterior Cingulate Gyrus

Question 5

What is the last line treatment for OCD for those who have failed everything else? What percent will achieve remission?

Answer 5

Anterior Cingulotomy (45% of patients will have greater than 1/3 symptom relief)