Vocal Cord Immobility

Vocal Cord Immobility

Adult Causes

• Trauma
  • Iatrogenic
    • Cervical surgery
    • Thoracic surgery
    • Skull base surgery
    • Other medical procedures
  • Non-iatrogenic trauma
• Tumor
• Medical disease
  • CVD
  • Neurological
  • Developmental abnormalities
  • Drug neurotoxicity
  • Granulomatous diseases
• Idiopathic

Children Causes

• Arnold Chiari malformation
• Birth trauma

Symptoms

• Dysphonia
• Choking
• Stridor

Vocal Cord Position

• Median, paramedian, cadaveric

Treatment

• Self-limiting or permanent paralysisz

• For medialization:

  • Vocal cord injections (Gelfoam, fat, collagen, Teflon)
  • Thyroplasty type 1

• For lateralization:

  • Cordotomy
  • Arytenoidectomy
  • Tracheotomy

Arytenoidectomy

abduction paralysis lateralization or arytenoidectomyZOSPE