SYNCHROMED
Report
- Report Number
- 3007566237-2011-01537
- Event Type
- Death
- Date Received
- March 1, 2011
- Date of Event
- October 5, 2010
- Report Date
- February 2, 2011
- Manufacturer
- MEDTRONIC NEUROMODULATION
- Product Code
- LKK
- PMA / PMN Number
- P860004
- Adverse Event
- Yes
- Report Source
- Manufacturer report
- Reporter Location
- GM
- Reporter Occupation
- PHYSICIAN
Narratives
(B)(4) - SUICIDE. IT WAS NOT POSSIBLE TO ASCERTAIN SPECIFIC DEVICE INFO FROM THE ARTICLE OR TO MATCH THE EVENTS REPORTED WITH PREVIOUSLY REPORTED EVENTS. AT THIS TIME, NO ADD'L INFO WAS AVAILABLE, ADD'L INFO REGARDING THE DEVICE MODEL/SERIAL NUMBER HAS BEEN REQUESTED.
LITERATURE: CHRISTOPH MAIER, HANS-HELMUT GOCKEL, KAI GRUHN, ELENA K. KRUMOVA, MARC-ANDREAS EDEL. INCREASED RISK OF SUICIDE UNDER INTRATHECAL ZICONOTIDE TREATMENT - A WARNING. PAIN. 2011; 152: 235-237. SUMMARY: THE AUTHORS PRESENT TWO CASES SUPPORTING THE SUSPICION OF ZICONOTIDE INDUCED SUICIDALITY. IN BOTH CASES, THERE WAS NO DEPRESSIVE SYMPTOMS AT THE TIME OF TREATMENT INITIATION. REPORTABLE EVENT: IT WAS REPORTED THAT ONE PT (CASE 1) HAD A HISTORY OF SEVERE PAIN IN BOTH FEET DUE TO A BILATERAL AXONAL POLYNEUROPATHY OF AN UNCLEAR ETIOLOGY. CURRENT PAIN MEDICATION WAS TRANSDERMAL BUPRENORPHINE, MORPHINE AND ORAL PREDNISOLON. THE PATIENT'S MEDICAL HISTORY WAS CHARACTERIZED BY MULTIPLE UNSUCCESSFUL TREATMENTS, INCLUDING SEVERAL TRICYCLIC ANTIDEPRESSANTS, ANTICONVULSANTS AND WEAK ACTING OPIOIDS. TWO YEARS PREVIOUSLY, A POSSIBLE DIAGNOSIS OF DEPRESSION WAS CONSIDERED, HOWEVER THIS DIAGNOSIS WAS NOT SUPPORTED BY A FORMAL PSYCHIATRIC ASSESSMENT. ON ADMISSION TO THE PAIN CLINIC TWO MONTHS PRIOR TO ZICONOTIDE TREATMENT, THE PT HAD ONLY SLIGHTLY INCREASED SUBSCORES FOR ANXIETY AND DEPRESSION, RESPECTIVELY 13 AND 17 POINTS, THIS PSYCHOLOGICAL EVALUATION REVEALED NO EVIDENCE OF DEPRESSIVE DISORDER OTHER THAN SLEEP DISTURBANCE, THE CAUSE OF WHICH WAS DESCRIBED TO NIGHT PAIN. AN INTRATHECAL PAIN TREATMENT WAS INITIATED WITH ZICONOTIDE 0.5 LG/DAY, WITH A STEPWISE INCREASE OF THE DOSE DURING THE FOLLOWING 9 DAYS TO 1.2 MCG/DAY. THE ORAL OPIOID TREATMENT WAS SWITCHED TO SUBLINGUAL BUPRENORPHINE. THE PT REPORTED SOME PAIN RELIEF, BUT THE ZICONOTIDE DOSAGE WAS INCREASED IN INCREMENTAL STEPS FROM 1.2 UP TO 4.4 MCG/DAY WITHIN THREE WEEKS WITHOUT ANY SIDE EFFECTS. AT THIS TIME, THE ANXIETY AND DEPRESSION SUBSCORES HAD DECREASED TO 5 AND 7, RESPECTIVELY. THE PT WAS DISCHARGED 22 DAYS LATER WITH AN AVERAGE PAIN LEVEL OF 3-4 (NRS). THREE DAYS LATER, THE PT WAS SEEN FOR PUMP FILLING AND DISPLAYED NO BEHAVIOR INDICATIVE OF SUICIDAL IDEATION. AT THIS POINT, THE PATIENT'S DEPRESSION SCORE WAS 6. HOWEVER, 16 DAYS LATER, 8 WEEKS SINCE THE INITIATION OF INTRATHECAL ZICONOTIDE (CUMULATIVE DOSAGE: 779 MCG), THE PT WAS FOUND HUNG AT A NEARBY GARAGE. HIS WIDOW REPORTED THAT HER HUSBAND APPEARED QUITE HAPPY DURING THE PREVIOUS TWO WEEKS. HOWEVER, HE HAD FOR THE FIRST TIME EXPRESSED SUICIDAL IDEAS TO HER DURING THIS PERIOD.
Devices
| Seq | Brand | Generic | Product Code | Manufacturer | Model | Lot | UDI-DI |
|---|---|---|---|---|---|---|---|
| 1 | SYNCHROMED | LKK | MEDTRONIC NEUROMODULATION | PUMP | NA |
Patients
| Seq | Age | Sex | Outcome | Treatment |
|---|---|---|---|---|
| 1 | 66 YR | Death | EXPLANTED:| CATHETER: MODEL CATHETER, LOT# UNK| IMPLANTED: |