Retrospective Cohort Study
Copyright ©The Author(s) 2016.
World J Gastrointest Endosc. Mar 25, 2016; 8(6): 288-294
Published online Mar 25, 2016. doi: 10.4253/wjge.v8.i6.288
Table 1 Hyodo-Komagane score
A: Salivary pooling in vallecula and piriform sinuses
0No pooling
1Pooling at the only vallecula
2Pooling in vallecula and piriform sinuses and no penetration1 into larynx
3Pooling in vallecula and piriform sinuses and penetration into larynx
B: The response of glottal closure reflex induced by touching the epiglottis with the endoscope
0Marked reflex by one touching
1Slow and/or weak reflex by one touching
2Reflex by two or three touchings
3No refex despite three touchings
C: The location of the bolus at the time of swallow onset assessed by "white-out"2 following swallowing of test jelly
0Pharyngeal
1Vallecula
2Piriform sinuses
3No swallowing
D: The extent of pharyngeal clearance after swallowing of test jelly
0No residues
1Pharyngeal residues remain, but are absent after swallowing is attempted two or three times
2Pharyngeal residues remain, but do not penetrate into larynx
3Pharyngeal residues remain and penetrate into larynx