Pomutacyjna niestabilność głosu – opis przypadku

Post-mutational voice instability (PNG) – puberphonia is a rare disease. The paper presents a case of logopedic rehabilitation of a patient with diagnosed PNG. The patient was cared for by a phoniatric specialist, speech therapist, and psychologist. Customized logopedic therapy has been implemented. Before and after rehabilitation, the patient performed voice self-assessment using the Voice Handicap Index (VHI) questionnaire, the Vocal Track Discomfort (VTD) scale and evaluating questionnaire on the Voice-Related Quality of Life (V-RQOL). Rehabilitation was conducted for 6 months. It resulted in a low, stable voice. The positive therapeutic effect was the result of the cooperation of an interdisciplinary team.