Dysphagia grading system

Dysphagia	Symptom
Grade 0	Able to swallow all solid foods without difficulty
Grade 1	Able to swallow solid foods with some difficulty
Grade 2	Able to swallow soft or semi solid foods only
Grade 3	Able to swallow liquefied foods and liquids only
Grade 4	Unable to swallow liquids/saliva

Dysphagia_grading_system.htm

Coia LR, Myerson RJ, Tepper JE. Late effects of radiation therapy on the gastrointestinal tract. Int J Radiat Oncol Biol Phys 1995; 31:1213.

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