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Laryngeal cancer is a kind of cancer that can develop in any part of the larynx (voice box). ... Five-year survival rates in the United States are 60.3%. [3]
Head and neck cancer is a general term encompassing multiple cancers that can develop in the head and neck region. These include cancers of the mouth, tongue, gums and lips (oral cancer), voice box (), throat (nasopharyngeal, oropharyngeal, [1] hypopharyngeal), salivary glands, nose and sinuses.
Progression of the disease is defined by the spread of cancer into one or more areas and into deeper tissues. [1] This type of cancer is rare. Only about 2,500 cases are seen in the US each year. [2] Because of this, Hypopharyngeal Cancer is difficult to catch in its earliest stages and has one of the highest mortality rates of any head and ...
The American Cancer Society estimates more than 12,600 people will be diagnosed with some form of laryngeal cancer this year. While today many undergo voice-preserving treatment, thousands of people have had their larynx completely removed, breathing through what’s called a tracheostomy tube in their neck and struggling to communicate.
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In the United States there has been an increase in the 5-year relative survival rate between people diagnosed with cancer in 1975-1977 (48.9%) and people diagnosed with cancer in 2007-2013 (69.2%); these figures coincide with a 20% decrease in cancer mortality from 1950 to 2014. [8]
Acoustic observations can also be utilized, where certain laryngeal cancer locations (e.g. at the level of the glottis) can cause an individual's voice to sound hoarse. [ 1 ] Examinations are used to determine the tumor classification ( TNM classification ) and the stage (1–4) of the tumor.
However, more recent mechanical larynxes have demonstrated similar voice production to commercially available electrolarynxes. [4] Electrolarynxes were introduced in the 1940s, at a time when esophageal speech was being promoted as the best course in speech recovery; however, since that technique is difficult to master, the electrolarynx became ...