Vocal cord weakness and paralysis
Weaknes or paralysis of one or two of the vocal cords.
Problems that they caues:
*Pain or pressure in mouth while speaking
*Escape of foods and liquids into the respiratory system and cough.
*Shortness of breath while talking
*Breathing problems and hunger for air.
Reasons for vocal cord weakness:
-Vocal cord damage. Can be by trauma, or after surgery (neck and thyroid)
-Larynx muscle and nerve problems
-Pressure on the laryngeal nerve because of tumor
-Tube used in general anesthesia can produce problem in nerve innervating vocal cords
Different treatment options can be chosed according to the severity of the problem and condition of the patient. Treatment options are: Watching, injection or thyroplasty.
Different materals are injected to the vocal cords. These are fat, collagen, fascia (Cymetra). Collagen and fascia are temporary but fat is a permanent material. These are relatively easy methods and can be chosen in mild and moderate cases.
Vocal cord strength if not recover after 6-9 months then it is accepted as permanent. At that time thyroplasty can be performed. A little incision is made on the neck and a silicon block is inserted into the vocal cord. Postoperatively patients are mostly satisfied with the results.