Skip to main content

Table 4 Adverse events in DBS in dystonic patients

From: Deep brain stimulation for dystonia in Finland during 2007–2016

  AEa SAEb Resolvedc
Operation and device-related n (%) n (%) n
Antibiotic use due to wound problem 11 (30%)   11
Infection leading to revision   4 (11%) 4
ICH, subclinical 1 (3%)   1
Device-related revision    
Intracranial electrode revision   2 (5%) 2
IPG malfunction   2 (5%) 2
IPG dislocation   1 (3%) 1
Contact malfunction   1 (3%) 1
Stimulation-related
 Dysarthria 14 (37%) 1 (3%) 7
 Dysphagia 4 (11%) 1 (3%) 3
dImpaired upper limb coordination 9 (24%)   6
eImpaired lower limb coordination 7 (19%)   3
 Impaired balance 6 (16%)   2
 Neck pain 4 (11%)   4
 Anxiety / Depression 3 (8%)   2
 Fatique 3 (8%)   1
  1. Symptoms complained by single patients: migraine, double vision and vision blurring, dizziness, and neck pressure, weight loss, hallucinations, tinnitus, and restlessness. n = 37. aAdverse event. bSerious adverse event. cEvent resolved completely in study period. dinc. hand tremor, micrographia and stifness. einc. gait stiffness