Description of Event or Problem · 1
JOURNAL REFERENCE: MERELLO M, TENCA E, LLORET SP, ET AL. PROSPECTIVE RANDOMIZED 1-YEAR FOLLOW-UP COMPARISON OF BILATERAL SUBTHALAMOTOMY VERSUS BILATERAL SUBTHALAMIC STIMULATION AND THE COMBINATION OF BOTH IN PARKINSON'S DISEASE PTS: A PILOT STUDY. BR J NEUROSURG. 2008;22(3):415-422. IT HAS BEEN SUGGESTED THAT POTENTIAL RISK OF HEMIBALLISMUS AFTER SUBTHALAMOTOMY MAKES DBS PREFERABLE TO ABLATION FOR IPD TREATMENT; HOWEVER, COST AND THE NEED FOR REGULAR ELECTRODE CONTROL HAVE ALSO BEEN OBSERVED AS DISADVANTAGES TO STIMULATION. THE OBJECTIVE WAS TO COMPARE EFFICACY AND SAFETY OF DIFFERENT SURGICAL APPROACHES TO STN, IN A PROSPECTIVE RANDOMIZED PILOT STUDY. THE 16 CONSECUTIVE IPD PTS RANDOMIZED TO RECEIVE EITHER: BILATERAL STN-DBS (BS GROUP), BILATERAL SUBTHALAMOTOMY (BL GROUP), OR UNILATERAL SUBTHALAMOTOMY PLUS CONTRALATERAL STN-DBS IMPLANTATION (L/S GROUP), AND FOLLOWED FOR 12 MONTHS AFTER SURGERY. REPORTABLE EVENT: TWO PTS FROM THE BS GROUP IN WHOM MORE DORSAL CONTACTS HAD BEEN ACTIVATED, PRESENTED A CLINICAL CONDITION DURING INITIAL PROGRAMMING STAGES CHARACTERIZED BY IRRITABILITY, EXCITATION, PARANOIA AND SEVERE INSOMNIA PROGRESSING IN HOURS, AND REVERTING COMPLETELY AFTER CHANGING STIMULATION PARAMETER SETTINGS. SEE MFG REPORT 2182207200805745.