CTCAE Grade 1 Larynx Fistula

Asymptomatic edema by exam only

Asymptomatic, weakness on clinical examination/testing only

Upper aerodigestive tract sites: Minimal symptoms, normal diet; minimal respiratory symptoms but not interfering with function Lower GI sites: Minimal discomfort, intervention…

Erythema of the mucosa

Asymptomatic radiographic findings only

Asymptomatic radiographic findings only