Colombo-Benkmann et al used grading scales for dysphagia and regurgitation to evaluate patients before and after surgery for a Zenker's diverticulum. These were based on scales developed by Patti et al. The authors are from the University of Munster in Germany.
Symptoms:
(1) dysphagia
(2) regurgitation
Parameter
Finding
Grade
dysphagia
none
0
once a week or less often (occasional)
1
more than once a week (frequent)
2
with every meal, requiring change in diet
3
prevents ingestion of solid foods
4
regurgitation
none
0
occasional, associated with certain foods
1
once a week or less
2
more than once a week
3
daily
4
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