WordNet
- surgical removal of some or all of the mastoid process
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出典(authority):フリー百科事典『ウィキペディア(Wikipedia)』「2014/01/07 19:00:22」(JST)
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A Mastoidectomy is a procedure performed to remove the mastoid air cells. This can be done as part of treatment for mastoiditis, chronic suppurative otitis media or cholesteatoma. In addition, it is sometimes performed as part of other procedures (cochlear implant) or for access to the middle ear. There are classically 5 different types of Mastoidectomy:
- Radical Mastoidectomy - Removal of posterior and superior canal wall, meatoplasty and exteriorisation of middle ear.
- Canal Wall Down Mastoidectomy - Removal of posterior and superior canal wall, meatoplasty. Tympanic membrane left in place.
- Canal Wall Up Mastoidectomy - Posterior and superior canal wall are kept intact. A facial recess approach is taken.
- Cortical Mastoidectomy (Also known as schwartze procedure) - Removal of Mastoid air cells is undertaken without affecting the middle ear. This is typically done for mastoiditis
- Modified Radical Mastoidectomy - This is confusing because it is typically described as a radical mastoidectomy while maintaining the posterior and superior canal wall which reminds the reader of the Canal Wall Up Mastoidectomy. However, the difference is historical. Modified radical mastoidectomy typically refers to Bondy's procedure which involves treating disease affecting only the epitympanum. Diseased areas as well as portions of the adjacent superior and posterior canal are simply exteriorised without affecting the uninvolved middle ear.
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English Journal
- Time trend analysis of mastoidectomy procedures performed in Ontario, 1987-2007.
- Das-Purkayastha PK, Coulson CJ, Pothier DD, Lai P, Rutka JA.SourceDepartment of Otolaryngology, Division of Otology/Neurotology , Toronto General Hospital, Toronto, ON , Canada.
- Acta oto-laryngologica.Acta Otolaryngol.2012 Jan;132(1):16-20. Epub 2011 Nov 6.
- Abstract Conclusions: There has been a reduction in the number of modified radical mastoidectomy and revision mastoidectomy surgeries per head of population in Ontario between 1987 and 2007, we believe that this represents a true reduction in prevalence of cholesteatoma. The increase of cases per
- PMID 22054073
- Delayed postmastoidectomy bleed from anterior tympanic artery and its management using endovascular microcoils.
- Kumar V, Meher R, Trehan V, Singh AP, Chopra A.SourceDepartment of Otolaryngology and Head Neck Surgery, Maulana Azad Medical College and Lok Nayak Hospital, New Delhi, India.
- American journal of otolaryngology.Am J Otolaryngol.2012 Jan;33(1):156-8. Epub 2011 Mar 9.
- Bleeding during mastoidectomy usually occurs because of injury to the dura mater and/or sigmoid sinus, which, in most cases, can be controlled easily. The other important cause is damage to the internal carotid artery during its course in the middle ear. Bleeding from the external carotid artery or
- PMID 21392852
- The role of computed tomography scanning in chronic otitis media.
- Tatlipinar A, Tuncel A, Oğredik EA, Gökçeer T, Uslu C.SourceHaydarpasa Numune Research and Training Hospital, 1st ENT Clinic, Uskudar, Istanbul, Turkey, arzutatli@yahoo.com.
- European archives of oto-rhino-laryngology : official journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery.Eur Arch Otorhinolaryngol.2012 Jan;269(1):33-8. Epub 2011 Mar 24.
- The purpose of this study was to determine the role of high-definition computed tomography (CT) in chronic otitis media (COM) patients and to present which parameters were useful or misleading for preoperative evaluation for management. Fifty cases of COM that underwent preoperative CT scanning at a
- PMID 21431950
Japanese Journal
Related Links
- Surgical pictures of mastoidectomy (canal wall up) and cholesteatoma. Informed consent & post-operative information. ... Mastoidectomy is an operation that allows the exposure of the mastoid air cells, middle ear space and ...
- Alternatives Alternatives to mastoidectomy include the use of medications and delaying surgery. However, these alternative methods carry their own risk of complications and a varying degree of success. Thus, most ...
Related Pictures
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![Cortical mastoidectomy followed by posterior tympanotomy](https://1mg.info/0/m/9/2531.jpg)
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★リンクテーブル★
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- 英
- mastoidectomy
- 関
- 乳突洞削開
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- 英
- mastoidectomy
- 関
- 乳突削開術