What is hoarseness and how common is it?
Hoarseness, medically called dysphonia, refers to changes in voice quality; the voice may crack or sound husky, raspy, hoarse or weak. The voice is produced when the two vocal cord folds in the voice box (larynx) vibrate regularly with the airflow. Any condition that affects the shape, tension or surface smoothness of the vocal cords impairs voice quality. Hoarseness is a very common complaint in the population; almost everyone experiences temporary hoarseness at least once in their life. Although it is usually harmless and settles on its own, hoarseness lasting longer than three weeks should always be evaluated by an ENT specialist.
What are the symptoms?
The main symptom is a deterioration in voice quality: it can appear in different ways, such as huskiness, cracking, weakening, breathiness mixing into the voice or the voice tiring quickly. Hoarseness due to infection is usually accompanied by upper respiratory tract findings such as sore throat, cough and runny nose. In cases related to vocal fatigue, it is notable that the complaint gets worse after talking or shouting for a long time. In hoarseness related to reflux, a more marked husky voice in the mornings, burning in the throat, a frequent urge to clear the throat and a sour taste in the mouth may be seen. Findings accompanying the voice change such as difficulty swallowing, shortness of breath, a swelling in the neck, ear pain or blood-stained sputum, however, suggest a more serious cause and require urgent evaluation.
Causes and risk factors
The most common cause is laryngitis (inflammation of the voice box) accompanying upper respiratory tract infections; this usually settles on its own within 1–2 weeks. People who use their voice intensively and irregularly — teachers, call-centre workers, singers, coaches — are at risk of developing nodules, polyps or cysts due to overloading of the vocal cords. Stomach acid reaching the larynx (laryngopharyngeal reflux) can cause morning huskiness and a feeling of irritation in the throat. Smoking is an important cause of hoarseness, both through its direct irritant effect and by increasing the risk of cancer. Allergic rhinitis, thyroid hormone deficiency, certain medicines (particularly inhaled corticosteroids) and vocal cord paralysis, which develops when the nerve supplying the vocal cords is affected for various reasons, can also lead to hoarseness. Although rare, cancer of the larynx can also present with persistent hoarseness, particularly in people with long-term smoking and alcohol use.
When should you see a doctor?
If hoarseness lasts longer than three weeks, or if it is accompanied by difficulty swallowing, shortness of breath, a swelling in the neck, ear pain or blood-stained sputum, an ENT specialist should always be seen. In people who smoke and have had hoarseness for a long time, endoscopic evaluation should not be delayed, because the risk of laryngeal cancer is increased in this group.
The diagnostic process
The evaluation begins with taking a detailed history (voice use habits, smoking and alcohol history, signs of reflux, medication use) and a general ENT examination. To view the vocal cords, endoscopic laryngoscopy is used, performed with a thin, flexible camera passed through the nose or mouth; this is a painless examination lasting a few minutes. For suspicious lesions or those suggesting cancer, a tissue sample is taken by microlaryngoscopy under general anaesthesia and examined pathologically. When reflux is suspected, a trial of treatment can be given without additional tests; when a thyroid function disorder is suspected, a blood test is requested.
Treatment options
Conservative treatment
In laryngitis due to infection, treatment consists of voice rest, drinking plenty of fluids, humidification and, when necessary, painkillers or anti-inflammatory medicines. In hoarseness where reflux is thought to contribute — after the diagnosis has been supported by examination of the larynx — acid-suppressing medication is recommended together with dietary adjustments (not eating heavy meals late in the evening, reducing caffeine and alcohol, not lying down immediately after meals). Because vocal cord nodules usually develop from incorrect or excessive voice use, they often shrink or disappear completely with voice therapy given with a voice therapist, without the need for surgery; during this process correct breathing and voice use techniques are taught. Stopping smoking is one of the cornerstones of treatment, whatever the cause.
Surgical treatment
Polyps and cysts that do not respond to voice therapy, or that require surgery from the outset, are usually removed by microlaryngeal surgery performed under a microscope; this is delicate surgery that aims to remove the lesion without damaging the tissue of the vocal cord. In vocal cord paralysis, in addition to treatment directed at the cause, injection into the vocal cord or various surgical methods can be used to strengthen the voice. In cases where cancer is diagnosed, treatment is planned as surgery, radiotherapy or a combination of these, according to the stage of the disease.
Recovery and follow-up
In simple laryngitis, recovery is usually complete within 1–2 weeks. In patients receiving voice therapy, the process of improvement may extend from a few weeks to a few months; regular attendance at sessions and following the recommended voice hygiene rules directly affect the result. After microlaryngeal surgery, voice rest lasting from a few days to a week is usually recommended, followed by a gradual return to voice use. After surgery, follow-up endoscopy is performed at set intervals to assess the healing of the vocal cords. In cases related to reflux, a response to treatment begins to be seen within a few weeks, but lifestyle changes need to be maintained for lasting improvement.
Professional voice use and prevention advice
In people who use their voice intensively because of their job (teachers, sales representatives, religious officials, sports instructors, performers), hoarseness is both more common and tends to recur. In this group, the basis of prevention is correct voice technique: breathing from the diaphragm when speaking, supporting the voice from the abdominal muscles rather than the throat, taking voice rest breaks between long speaking sessions and, in noisy environments, using aids such as a microphone instead of straining to raise the voice are recommended. Drinking enough water helps keep the vocal cords moist; high caffeine and alcohol consumption, on the other hand, can lead to dryness of the vocal cords. In these occupational groups, a routine annual ENT check-up can help detect possible vocal cord changes early.
Vocal cord paralysis and neurological causes
When the nerve that moves the vocal cords (the recurrent laryngeal nerve) is affected for any reason, the vocal cord on that side stops moving, leading to hoarseness. This can occur after neck or chest surgery (particularly thyroid operations), when masses in the lung or neck region press on the nerve, with viral infections or sometimes for unexplained (idiopathic) reasons. When vocal cord paralysis is found, imaging covering the neck and chest is requested to investigate the cause. Because nerve function may recover on its own over time in some cases, close follow-up is recommended in the first months; if there is no recovery, injection into the vocal cord or surgical approaches come into consideration to strengthen the voice.
Frequently asked questions
When should my hoarseness be taken seriously? If it lasts longer than three weeks, or if there are additional findings such as difficulty swallowing, shortness of breath or a swelling in the neck, it should always be evaluated.
Is the endoscopic examination painful? No, this examination, performed with a thin, flexible camera, lasts a few minutes and usually causes only a slight feeling of discomfort.
Does voice therapy really work? Yes, particularly for nodules caused by incorrect voice use, voice therapy applied regularly and correctly often gives results without the need for surgery.
How does reflux cause hoarseness? Stomach acid reaching the larynx causes irritation and swelling of the vocal cords and can lead to a husky voice that is particularly marked in the mornings. However, long-lasting hoarseness should not be attributed to reflux alone; the vocal cords should be evaluated endoscopically.
Why is hoarseness evaluated more carefully in smokers? Because smoking both directly irritates the vocal cords and increases the risk of laryngeal cancer; in this group, endoscopic examination should not be delayed when hoarseness is long-lasting.
Is whispering helpful when I am hoarse? No, whispering can put even more strain on the vocal cords than normal speech; the best approach is true voice rest, that is, not speaking at all unless necessary.
For the summary:
Back to the short articleThis article is for general information; please consult your physician for diagnosis and treatment.