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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