Chest CT Appearances

Laryngeal Cancer CT Findings

• Asymmetrical soft tissue thickening
• Abnormal enhancement
• Bulky mass
• Exophytic, infiltrative mass
• Obliteration of the normal fat planes
• Most originate in the laryngeal lining

Other Information About Laryngeal Cancer

Etiology:

• Tobacco use
• Excessive alcohol use
• Obesity
• Exposure to certain toxins

Epidemiology:

• More common in males
• More common in people of African and European ancestry
• Typically presents after age 55

Presentation:

• Cough
• Sore throat
• Dyspnea
• Dysphagia
• Dysphonia
• Palpable mass
• Weight loss
• Ear pain

Prognosis:

• Laryngeal cancer 5-year relative survival rates are based on the part of the larynx affected
• Supraglottis
  • Localized: 60%
  • Regional: 48%
  • Distant: 30%
  • All SEER stages combined: 47%
• Glottis
  • Localized: 85%
  • Regional: 56%
  • Distant: 48%
  • All SEER stages combined: 78%
• Subglottis
  • Localized: 60%
  • Regional: 50%
  • Distant: 45%
  • All SEER stages combined: 51%