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Frame by Frame Analysis of Glottic Insufficiency Using Laryngovideostroboscopy

FBFA appears to be a simple objective method for the novice or experienced LVS interpreter, by which one can suspect subtle GI. Because of the inherent physical properties by which LVS gives an “illusionary” representation of the glottic cycle, the FBFA technique remains a theoretical tool. Future studies using high-speed digital imaging are needed to validate this useful technique.

from the Journal of Voice