Voice Disorders
Structural voice disorders:
- nodules
- bilateral
- usually anterior 1/3 to 2/3 of vocal folds
- callus-like growths
- caused by: phonotramua
- in children: mostly males
- in adults: almost exclusively females
- treatment: voice therapy
- polyps
- unilateral blood or fluid filled blister
- contralateral lesion
- not as deep as nodules
- caused by: phonotrauma, coughing, URI, NSAIDS, menstrual cycle
- sudden onset
- treatment: voice therapy and/or surgery
- LRP/GERD
- lesion near the arytenoid cartilages
- Caused by: reflux, GERD becomes LRP when it comes up the esophagus and enters larynx
- Granuloma
- Reinke’s Edema
- Carcinoma
- Papiloma
- Hemorrhage
- Cyst
- Web
Functional Voice Disorders
- Muscle tension dysphonia
- Mutational falsetto
- Paradoxical vocal cord dysfunction
Neurological voice disorders
- Vocal fold paralysis
- Bowing
- Vocal tremor
- Spasmodic dysphonia
- Respiratory dystonia
- Secondary to other