Table 3

Total number of surgical procedures (n=70) performed in 46 patients with cervical dystonia

n
Intradural approaches:
 Unilateral C1-C3 anterior rhizotomy13
 Unilateral rhizotomy + ipsilateral SAN rhizotomy 2
 Unilateral rhizotomy + contralateral SAN rhizotomy12
 Bilateral rhizotomy 3
 Bilateral rhizotomy + unilateral SAN rhizotomy 2
 Unilateral rhizotomy + muscle section 1
Extradural approaches:
Unilateral ramisectomy 8
 Unilateral ramisectomy + contralateral SAN section 1
 Unilateral SAN section 2
 Bilateral ramisectomy 5
 Unilateral ramisectomy + muscle section 4
 Bilateral ramisectomy + muscle section 1
Muscle sections:
 Muscle sections (only)16
 Muscle sections (combined - see above)(6)
  • SAN = spinal accessory nerve.