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NODULES AND POLYPS
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Description.
Nodules and polyps are common,
benign (non-cancerous) growths that develop at the middle of the vocal
folds. Mature nodules are similar to “calluses” within the vocal fold
tissue and usually develop on both vocal folds. Polyps tend to be more
fluid-filled than nodules, and visible blood vessels may feed into them.
Polyps may develop on one or both vocal folds. Typical symptoms for both
nodules and polyps include hoarseness, effortful voice, and rapid vocal
fatigue.
Causes.
Both nodules and polyps are thought
to be caused by vocal fold trauma during talking or singing. The reason
is that the middle of the vocal folds, where the growths occur, receives
the greatest amount of impact during voice production. Other factors any
also increase the likelihood that nodules or polyps will develop. Such
factor include smoking, alcohol use, caffeine, drying medications,
allergies, exposure to noxious chemicals, and gastric reflux.
Treatments.
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Behavioral modification is the primary treatment of
mucosal lesions and is likely a lifelong treatment of the problem. For
example, if the patient is a singer, it is usually not the singing that
is the problem. More often it is the amount of talking that goes on
daily. They need to take a look at their life, perhaps in conjunction
with a speech therapist, to decide where they can rest their voices.
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Many times managing their talkativeness will
reduce a vocal fold swelling to an
acceptable size such that the voice becomes
dependable and acceptable to the patient.
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Hemorrhage can generally be managed
behaviorally, particularly if it was from a
one time indiscretion.
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Traditional voice therapy consists of two
primary avenues.
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Vocal hygiene is a daily regimen to achieve
and maintain a healthy voice. It includes
maintaining adequate hydration (6-8 glasses
of water per day), minimizing exposure to
noxious chemicals, no smoking of cigarettes,
and the avoiding of excessive shouting,
screaming or other loud voice use.
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Voice therapy is a behavioral intervention technique that
makes use of vocal exercises, speaker awareness and proper postures and
alignment when using the voice.
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For nodules, in
some cases, after therapy has been
completed, voice is improved but is not yet
back to normal. In such cases, patients may
wish to talk with their physicians about laryngeal
microsurgery and its possible benefits or medical management.
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For polyps, voice therapy may be recommended
as first part of treatment, as for nodules.
However, in some cases surgery is
recommended first, followed by voice
therapy.
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