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NIDCD Health Information: Spasmodic Dysphonia - http://www.nidcd.nih.gov/health/voice/spasdysp.asp
Answers to frequently asked SD questions, offered by the National Institute on Deafness and Other Communication Disorders (a division of the National Institutes of Health). |
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National Spasmodic Dysphonia Association - http://www.dysphonia.org/
Resources for patients and professionals, including multimedia demonstrations of SD, descriptions of available therapies, information on a financial-assistance program for patients who require Botox, and listings for dystonia specialists, support groups, and upcoming events. |
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eMedicine - Spasmodic Dysphonia - http://www.emedicine.com/ent/topic349.htm
Peer-reviewed article on the medical and surgical management of SD, co-authored by Darius Bliznikas, MD and Soly Baredes, MD. |
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New York Eye & Ear Infirmary: Spasmodic Dysphonia - http://www.nyee.edu/cfv-neuro.html#sd
Fact sheets dedicated to SD and its treatment, accompanied by pointers to research reports and information concerning a related clinical trial that is being conducted at the Infirmary. |
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Johns Hopkins Center for Laryngeal and Voice Disorders: Spasmodic Dysphonia - http://www.hopkinsmedicine.org/voice/disorders.html#spasmodic
Symptoms and treatment of spasmodic dysphonia, enhanced by Quicktime movies of vocal cords before and after Botox therapy for adductor SD. |
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Spasmodic Dysphonia - http://www.bcm.edu/oto/grand/110499.html
From the Baylor Grand Rounds Archive, a review of SD diagnosis and treatment, featuring historical perspectives and a case presentation. |
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The Voice Doctor - http://www.voice-doctor.com/
Alternative therapy for voice disorders based on a psychological interpretation of the condition. |
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Voiceproblem.org: Spasmodic Dysphonia - http://www.voiceproblem.org/disorders/spasmodicdysphonia/index.asp
Five-page guide to SD, authored by specialists in the treatment of vocal disorders. Fundamental SD concepts are introduced and details concerning symptoms, diagnosis and treatment are provided. |
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Spasmodic Dysphonia Bulletin Board - http://www.dysphonia-bb.org/forums/sd/
Moderated forum for SD patients and their families. Provided by the National Spasmodic Dysphonia Association. |
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VoiceDoctor.net: Spasmodic Dysphonia - http://www.voicedoctor.net/therapy/dystonia.html
Fact sheet on abductor and adductor SD, with links to audio clips, diagnostic information, reviews of medical and surgical approaches, and national listings for laryngologists. Presented by James P. Thomas, MD. |
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ASHA: Spasmodic Dysphonia - http://www.asha.org/public/speech/disorders/SpasmodicDysphonia.htm
A consumer-oriented SD primer, focusing on the characteristics, diagnosis, and treatment of the condition. Published by the American Speech-Language-Hearing Association. |
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University of Michigan Study: Botox Shots Ease Voice Problems - http://www.med.umich.edu/opm/newspage/2004/botox.htm
Report on a recently published Botox study, which focused on the long-term effects of the medication in individuals with adductor SD. Pointers to further information about SD and its treatment at the U-M Health System's Vocal Health Center are provided, in addition to study details. |
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Spasmodic Dysphonia : A New Surgical Treatment - http://web.kyoto-inet.or.jp/people/isshiki/spasmodic-dysphonia.html
Case report describing Dr. Nobuhiko Isshiki's Midline Type 2 Thyroplasty technique for SD. |
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Dystonia Ireland: Spasmodic Dysphonia - http://www.dystonia.ie/page.asp?Page=46&Menu=33
A primer on SD, presented by Dystonia Ireland -- a Dublin- based charity supporting patients and families affected by forms of dystonia. |
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Neurological Concomitants in Spasmodic Dysphonia - http://web.nmsu.edu/~lleeper/pages/Voice/harrelson/index.htm
Review of neurological conditions that may accompany Spasmodic Dysphonia, with background information on the differential diagnosis and treatment of SD. Authored by Lyn Dee Harrelson of New Mexico State University's Communication Disorders Program. |
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NORD: Spasmodic Dysphonia - http://www.rarediseases.org/search/rdbdetail_abstract.html?disname=Spasmodic%20Dysphonia
Abstracted version of a report from National Organization for Rare Disorders database. Features include a general description of SD, listings for support organizations, a link to information on the Botox assistance program administered by NORD, and an opportunity to purchase the full-text report. |
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Vanderbilt Bill Wilkerson Center: Spasmodic Dysphonia - http://www.vanderbiltbillwilkersoncenter.com/voicecenter.html
Overview describing the two main forms of SD and a third, compensatory form, "chronically tight," which is recognized by the Nashville-based treatment center. Links to specific treatment information and details about the center are also provided. |
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Dextromethorphan to Treat Patients with Voice Spasms - http://www.clinicaltrials.gov/ct/show/NCT00055549
A Maryland-based clinical study comparing the effects of dextromethorphan, lorazepam, and placebo in individuals with spasmodic dysphonia, muscular tension dysphonia, or vocal tremor. Background and participation details are offered by the National Library of Medicine's ClinicalTrials.gov site. |