Scales

Voice Handicap Index (VHI)

The Voice Handicap Index (VHI) is a 30-item patient-reported outcome measure developed by Jacobson and...

September 23, 2026 • Dr. Mohammed Looti
Scales

GRBAS Voice Assessment Instrument

A comprehensive academic review of the GRBAS Voice Assessment Instrument developed by Minoru Hirano (1981),...

September 12, 2026 • Dr. Mohammed Looti
Scales

Phonetogram

The Phonetogram (Voice Range Profile) is a clinical instrumental diagnostic method designed to measure the...

September 12, 2026 • Dr. Mohammed Looti
Scales

Voice Related Quality of Life Measure

A comprehensive academic analysis of the Voice Related Quality of Life Measure (V-RQOL), detailing its...

September 12, 2026 • Dr. Mohammed Looti
Scales

Voice Handicap Index

The Voice Handicap Index (VHI) is a clinically validated, 30-item patient-reported outcome measure developed by...

September 12, 2026 • Dr. Mohammed Looti