Safety and Effectiveness of Gamma Capsulotomy in Intractable OCD

NCT ID: NCT01849809

Last Updated: 2017-08-10

Basic Information

• Recruitment Status: COMPLETED
• Clinical Phase: NA
• Total Enrollment: 57 participants
• Study Classification: INTERVENTIONAL
• Study Start Date: 1993-02-28
• Study Completion Date: 2016-08-31

Brief Summary

A research study of the effectiveness and safety of gamma knife ventral capsulotomy in patients with severe intractable obsessive-compulsive disorder (OCD).

Conditions

Obsessive Compulsive Disorder

Study Design

• Allocation Method: NA
• Intervention Model: SINGLE_GROUP
• Primary Study Purpose: TREATMENT
• Blinding Strategy: NONE

Study Groups

Gamma Ventral Capsulotomy

Group Type: EXPERIMENTAL

Gamma Ventral Capsulotomy

Intervention Type: PROCEDURE

Interventions

Gamma Ventral Capsulotomy

Intervention Type: PROCEDURE

Eligibility Criteria

Inclusion Criteria

1. OCD, diagnosed by Structured Clinical Interview for DSM-IV (SCID-IV), judged of disabling severity with a Yale-Brown Obsessive Compulsive Scale (YBOCS) score of at least 30 and a Social and Occupational Functioning Assessment Scale (SOFAS) score of 45 or less.

2. Persistence of severe symptoms and impairment for five or more years despite: 1. at least three adequate (≥3 months at the maximum tolerated dose) serotonin transporter inhibitor trials (fluoxetine, sertraline, fluvoxamine, paroxetine, citalopram, escitalopram, or clomipramine) alone or in combination with, 2. adequate behavior therapy (≥20 sessions of expert exposure and response prevention), and 3. augmentation of one of the selective SRIs with clomipramine, a neuroleptic, and clonazepam.

3. Age between 18 and 65 years.

4. Able to understand and comply with instructions.

5. Able to give fully informed, written consent in the judgment of the Consent Monitor.

6. Either drug free or on a stable drug regimen for at least 6 weeks.

7. Good general health.

8. A family member or significant other is available and willing to communicate with the research team if the patient's clinical status worsens.

9. The local referring psychiatrist is willing to provide ongoing care.

Exclusion Criteria

1. Current or past psychotic disorder.

2. Full-scale IQ below 85.

3. A clinical history of bipolar mood disorder.

4. Any current clinically significant neurological disorder or medical illness affecting brain function, other than tic disorders or Tourette syndrome.

5. Any clinically significant abnormality on preoperative magnetic resonance imaging (MRI).

6. Inability to undergo presurgical MRI (cardiac pacemaker, pregnancy, metal in body, severe claustrophobia.

7. Current or unstably remitted substance abuse, dependence, or a positive urine toxicology screen.

8. Pregnancy and women of childbearing age not using effective contraception.

9. Unable to adhere to operational and administrative study requirements (in the investigators' judgment).

10. Clinical history of severe personality disorder.

11. Imminent risk of suicide (in the investigators' judgment).

• Minimum Eligible Age: 18 Years
• Maximum Eligible Age: 65 Years
• Eligible Sex: ALL
• Accepts Healthy Volunteers: No

Sponsors

Butler Hospital

OTHER

Sponsor Role: lead

Responsible Party

Steven Rasmussen

Medical Director, Butler Hospital

Responsibility Role: PRINCIPAL_INVESTIGATOR

Principal Investigators

Steven Rasmussen, MD

Role: PRINCIPAL_INVESTIGATOR

Butler Hospital

Locations

Butler Hospital

Providence, Rhode Island, United States

Countries

United States

References

Rasmussen SA, Noren G, Greenberg BD, Marsland R, McLaughlin NC, Malloy PJ, Salloway SP, Strong DR, Eisen JL, Jenike MA, Rauch SL, Baer L, Lindquist C. Gamma Ventral Capsulotomy in Intractable Obsessive-Compulsive Disorder. Biol Psychiatry. 2018 Sep 1;84(5):355-364. doi: 10.1016/j.biopsych.2017.11.034. Epub 2017 Dec 15.

Reference Type: DERIVED

PMID: 29361268 (View on PubMed)

Other Identifiers

IRB#2010-001

Identifier Type: -

Identifier Source: org_study_id