Antrochoanal Polyp

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Antrochoanal

PolypRouzan Nassar 63Reem Eshra 64


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What are nasal polyps?Nasal polyps are abnormal lesions that originate

from any portion of the nasal mucosa orparanasal sinuses.

Nasal polyps can aect anyone, they are morecommon in adults older than 40 and in adults andchildren with conditions such as asthma, chronicsinus infections chronic sinusitis!, chronic rhinitisand cystic "brosis


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Antrochoanal polypAntrochoanal polyps, are arising from the ma#illary

antrum. Although their etiology remainsun$nown.

&hese polyps originate in the lining of the ma#illaryantrum and gradually prolapse through the

natural or an accessory ostium into the nasalca'ity and enlarge towards nasopharyn#.


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(pidemiology

Antrochoanal polyps represent only

appro#imately )*+ of sinonasalpolyps.

&hey are most commonly seen in youngadults. &hey are slightly more common inmales compared to females .
http://radiopaedia.org/articles/missing?article%5Btitle%5D=sinonasal+polypshttp://radiopaedia.org/articles/missing?article%5Btitle%5D=sinonasal+polypshttp://radiopaedia.org/articles/missing?article%5Btitle%5D=sinonasal+polypshttp://radiopaedia.org/articles/missing?article%5Btitle%5D=sinonasal+polyps


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-linical picture

*nasal obstruction

*/hinorrhea

*snoring

*headache

*epista#is

*anosmia

*halitosis

*dyspnea

*dysphagia

*dysphonia

*nasal pruritis

ymptoms


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igns1ntranasal polypoidal mass.A larger polyp may

e#tend into the nasopharyn# .Nasal endoscopy and -& are the main

diagnostic techni2ues. A-Ps typically appearas a smooth, bluish or yellowish mass on

nasal endoscopy


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Preoperative evaluation

-& Nasal

endoscopyAppears assmooth,bluish mass

Soft tissuemasses thatoccupy themaxillaryantrum an

exten intonasal cavity!"#$%bone erosionan mayextenposteriorly to


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$istopatholo'ic

examinationPseuostrati(e

ciliate epithelium

)oose *# stroma"n(ltration of

in+ammatory cells


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i-erential ia'nosis.uvenile an'io(broma

"nverte papilloma

/ucocele/ucus retention cyst

Nasopharyn'eal mali'nancies


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#reatmentSimple


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Referenceshttp://www.ksrhino.or.kr/upload/journal/0192000001.pdf

http://otolaryngology.wdles.com/local--les/rhinology/4!9"994-ac-polyp.pdf

http://doctorsgates.$logspot.com/2010/09/antrochoanal-polyp.html

http://www.nc$i.nlm.nih.go%/pmc/articles/&'(29"!))/
http://www.ksrhino.or.kr/upload/journal/0192000001.pdfhttp://otolaryngology.wdfiles.com/local--files/rhinology/48796994-ac-polyp.pdfhttp://otolaryngology.wdfiles.com/local--files/rhinology/48796994-ac-polyp.pdfhttp://otolaryngology.wdfiles.com/local--files/rhinology/48796994-ac-polyp.pdfhttp://otolaryngology.wdfiles.com/local--files/rhinology/48796994-ac-polyp.pdfhttp://www.ksrhino.or.kr/upload/journal/0192000001.pdf


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&han$ 3ou

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Antrochoanal Polyp