Endoscopic sinus surgery is an effective surgical procedure for treatment of cp. Cases were monitored in terms of postsurgical complications and recurrence. Due to the narrow pedicle, vascular compromise with secondary. Antrochoanal definition of antrochoanal by medical dictionary. Antrochoanal polyp is a benign solitary polypoidal lesion arising from the maxillary sinus antrum causing opacification and enlargement of antrum radiologically without any evidence of bone destruction. The current treatment of antrochoanal polyp is simple avulsion of the nasal part with or without removal of the antral part. Antrochoanal and ethmoidal polypi nasal polyps online. Antrochoanal polyp is a benign solitary polypoidal lesion which arises in maxillary sinus. Anatomic variations associated with antrochoanal polyps m gursoy 1, n erdogan 2, yk cetinoglu 2, f dag 2, e eren 3, me uluc 2 1 department of radiology, faculty of medicine, izmir democracy university, izmir, turkey 2 department of radiology, izmir katip celebi university ataturk training and research hospital, izmir, turkey 3 department of otorhinolaryngology, izmir katip celebi university.
Left anterior nasal cavity showing an antrocoanal polyp. We use cookies to distinguish you from other users and to provide you with a better experience on our websites. The patient remained asymptomatic and diseasefree at followup 12. A unilateral nasal polyp should raise the suspicion of an inverted papilloma or tumor in adults, or of dermoid cysts, encephaloceles, and gliomas in children. Antrochoanal polyp article about antrochoanal polyp by. Nov 21, 2012 an antrochoanal polyp acp is a benign polypoid lesion originating from the maxillary sinus and extending to the choana. Postoperative antrochoanal polyp was found at surgery. The objective of our study is to assess etiological and associated features of acps, and outcome following surgical treatment. Antrochoanal polyp displacing the uvula and the soft.
Ethmoidal polyps are usually smaller and multiple while antrochoanal polyps are usually single and larger. Antrochoanal polyps are benign lesions originating from the mucosa of. Anatomic variations associated with antrochoanal polyps. Endoscopic removal of the antral and choanal portions of an antrochoanal polyp. Antrochoanal and ethmoidal polypi,nasal polyps,nose polyps,sinus polyps,nasal polyps treatment,and other medical material.
An adult male patient with right side antrochoanal polyp he undrewent endoscopic sinus surgery. Antrochoanal polyp acp or killian polyp is a benign nonatopic lesion of the maxillary sinus. Seven children ranging in age from 7 to 14 years and three adults ranging in age from 27 to 37 years underwent the present surgical procedure as primary or secondary endoscopic sinus surgery for chronic sinusitis with antrochoanal polyp. The authors successfully treated the antrochoanal polyp with turbinoethmoidal osteoma by endoscopic sinus surgery. Antrochoanal or sphenochoanal polyps refer to polyp growths that originate in the maxillary sinuses. Evaluation and management of antrochoanal polyps ncbi. On pathohistological examination, no large blood vessels were found in the polyp stroma. Posterior rhinoscopy may reveal a globular mass filling the choana or the nasopharynx differences between antrochoanal and ethmoidal polypi. Examination of the oral cavity may show polyps behind the free margin of the soft palate in cases of antrochoanal polyps or postnasal drips that are related to. Health, general nasal polyps care and treatment diagnosis. They occur more commonly in children and young adults, and they are almost always unilateral. Health, general deglutition disorders case studies.
Rhinoscopic clinic by ear, nose and throat journal. Both the antrochoanal polyp and nasal polyps are myxoid and both are lined by ciliated pseudostratified columnar epithelium, the characteristic mucosa of nasal passages and paranasal chambers. An antrochoanal polyp acp is a solitary polyp that arises within the maxillary sinus but passes through and enlarges the sinus ostium or more commonly an accessory ostium. Mri coronal t2 section show marked mucosal thickening in right maxillary sinus, a mucosal out pouching clearly seen extending out of ostium in right side nasal cavity with marked expansion of the corresponding osteo meatal complex. Grossly the antrochoanal polyp is a large, solitary, graywhite, smooth polyp with a stalk of variable length. Persistent sinusitis due to recirculation of mucus into maxillary sinus on nose endoscopy duration. Huge nose antrochoanal polyp ac polyp in adult dr krunal karade. An antrochoanal polyp acp is a benign polypoid lesion originating from the maxillary sinus and extending to the choana. However, antrochoanal polyps are more common in children comprising onethird of all polyps in this population. The differential diagnosis should include the causes of. Removal of antrochoanal polyp by shaver video a a a. It is an interesting model to compare the pathophysiological mechanisms with. Antrochoanal polyp is a rare, benign solitary mass that arises from maxillary sinus. It has a characteristic dumbell shape originating from the mucosa of the maxillary sinus, herinates through the accessory ostium 3, into the middle meatus and, thereafter, protruding posteriorly to the choana figure 1 and nasopharynx figure 2.
Clinical presentation and the role of powered endoscopic polypectomy safe and effective. They most commonly occur in children and young adults. A shows a full right maxillary sinus with a free main ostium with coincidence of. Antrochoanal polyp was described by professor gustav killian, in 1906, giving a specificity among polyposis.
Macroscopically, the antrochoanal polyp is composed usually of three part. A shows a full right maxillary sinus with a free main ostium with. He will need endoscopic removal of antrochoanal polyp. Acps are almost always unilateral, although bilateral acps have been reported in literature 5, 6. Histopathologic examination is mandatory because inverted papillomas may present as cps. A free powerpoint ppt presentation displayed as a flash slide show on id. The patient remained asymptomatic and disease free. It appears radiologically as an opacifying and enlarging lesion in the sinus cavity without bony destruction. Antrochoanal polyp concomitant with turbinoethmoidal osteoma. Stammberger found that antrochoanal polyps left the sinus. Purpose the antrochoanal polyp acp, otherwise known as the killain polyp, is a benign lesion that originates from maxillary sinus mucosa, extending from the accessory ostium towards the middle. Antrochoanal polyps acp are benign lesions that arise from the mucosa of the maxillary sinus, grow into the maxillary sinus and reach the choana, and nasal obstruction being their main symptom. Antrochoanal polyp article about antrochoanal polyp by the.
This section shows a full list of all the diseases and conditions listed as a possible cause of antrochoanal polyp in our database from various sources. In this paper we present the first ever reported case of simultaneously occurring bilateral antrochoanal polyps in a fit 12yearold child. Both the antrochoanal polyp and nasal polyps are myxoid and both are lined by ciliated pseudostratified columnar epithelium, the characteristic mucosa. Huge nose antrochoanal polyp ac polyp in adult youtube. Endoscopic transnasal surgery in antrochoanal polyp jama. Palfyn believed that this polyp arose from the choana. Nasal obstruction and nasal drainage are the most common presenting symptoms. As the antrochoanal polyp grows posteriorly, it may be missed on anterior rhinoscopy. Polyp is edematous mucosa due to repeated inflammation which is protruded from nasal sinus labyrinth. Endoscopic sinus surgery proved an ideal approach for antrochoanal polyps as it enables complete removal of the antral portion of the polyp. The patient remained asymptomatic and disease free at followup 6 months later. It arises from the antrum of the maxillary sinus and passes through the sinus ostium into the nasal cavity, choana and goes downwards into the nasopharynx. The antrochoanal polyps acp were removed using functional endoscopic sinus surgery fess which achieved complete cure. Coronal ct scan of a patient with a right acp antrochoanal polyp.
However, unlike other polyps, they usually have a narrow stalk arising from the maxillary sinus 5,7. Antrochoanal polyps acps are benign polypoid lesions arising from the maxillary antrum and they extend into the choana. Discussion macroscopically, the antrochoanal polyp is usually com posed of a cystic part filling the maxillary sinus and a solid. Studies show that killians polyp accounts for 46% of all nasal polyps that affect the general population. The antrochoanal polyp, or killians polyp is a benign, solitary lesion that affect mainly children and young adults. Acps usually have two components and these are the cystic and solid polypoid parts 14. An antrochoanal polyp acp is a solitary polyp that arises within the maxillary sinus but passes to the nasopharynx through the sinus ostium and posterior nasal cavity, the mri signal characteristics of this case are typical. Jun 30, 2010 antrochoanal polyps acps are benign polypoid lesions arising from the maxillary antrum and they extend into the choana. One hundred and fortyfour patients with acp on paranasal sinus computed tomography scans acp group and 160 paranasal. The use of powered instrumentation dur ing endoscopic sinus surgery has recently been described as an effective technique for removing acps from the nasal cavity. The following medical conditions are some of the possible causes of antrochoanal polyp. Polyps are noncancerous tumors that usually grow in the lining tissues of a specific organ i. Antrochoanal polyp, which is also known as killians polyp is a benign solitary lesion with a mucin density.
They are pedunculated and prolapsed pearly white edematous nasal mucosa. In general, it represents up to 6% of all nasal polyps. Pdf the antrochoanal polyp, a benign solitary polypoid lesion, usually arises in a maxillary sinus, opacifying and enlarging the. Evaluation and management of antrochoanal polyps semantic. Antrochoanal polyp synonyms, antrochoanal polyp antonyms. The aim of this study was to investigate the relationship between acps and sinonasal cavity variations. A retrospective investigation was performed on patients who had been operated on with a preoperative diagnosis of antrochoanal polyps in chiang mai university hospital from 2006 to 2012. Computed tomography images, showing features consistent with an antrochoanal polyp. The socalled antrochoanal polyp, rising from the antral mucosa, has appeared to be clinically different in character from the usual nasal polyp although. In 1753 palfyn first described an antrochoanal polyp in a female patient. By searching published articles in the pubmed database, using keywords antrochoanal polyp for the ten year period october 2004 july 2014, 74 articles were found which contain terms nasal, choanal and antrochoanal polyp in their headlines. The mucosal continuity between the antrochoanal polyp and the osteoma was identified. The socalled antrochoanal polyp, rising from the antral mucosa, has appeared to be clinically different in character from the usual nasal polyp although grossly similar in appearance.
Antrochoanal definition of antrochoanal by medical. Pdf antrochoanal polyps acp are benign lesions that arise from the mucosa of. Antrochoanal polyps arise from the maxillary sinuses and. Antrochoanal polyps acps are benign lesions that typically arise in the mucosa of the maxillary sinus and extend to the choana. And also you can get mcqs and live online video classes for fmge, neet pg, jipmer, aiims and other medical md entrance exams. In this study, endoscopic surgery was performed in 22. Endoscopic removal of the antral and choanal portions of an. It is an interesting model to compare the pathophysiological mechanisms with those of bilateral nasal polyposis np. Histologically, the polyp is lined by respiratory epithelium with increased inflammatory infiltrate. It exits through sinus ostium, passes across the middle meatus, and reaches into the choana. Endoscopic sinus surgery for chronic sinusitis with. Endoscopic polipectomy with middle meatal antrostomy for. Ct scan can show the full extent of the polyp, which may not be fully appreciated with physical examination alone.
The antral part is removed through a caldwell luc antrostomy, inferior meatal antrostomy, or middle meatal antrostomy. In the case presented in this paper, the polyp of 16 cm probably represents the longest giant antrochoanal polyp extirpated completely and without. A solid polypoid lesion seen in adolescent males, which arises in the maxillary antrum but typically presents as a nasal cavity mass, secondarily involving the nasal cavity as it extends through the ostium via a long pedicle. Antrochoanal polyp displacing the uvula and the soft palate. Investigation of oxidative stress in antrochoanal polyp. Nasal polyps are usually classified into antrochoanal polyps and ethmoidal polyps. The nasal cavity is therefore extended posteriorly into the nasopharynx through the posterior chonae. The polyp was found filling the nasopharynx extending up to the uvula of the patient. Although more than a century has passed since antrochoanal polyps acps were first defined, etiopathogenesis still remains unclear.
Antrochoanal polyp concomitant with turbinoethmoidal. To investigate the length of followup needed to detect recurrence of antrochoanal polyps. Dec 07, 20 presented to the world of otorhinolaryngology. Pdf evaluation and management of antrochoanal polyps. Images in clinical medicine from the new england journal of medicine antrochoanal polyp. Pathologically, antrochoanal polyps are identical to other inflammatory polyps. Histological analysis of the polyps showed them to be of benign inflammatory origin. Antrochoanal polyp definition of antrochoanal polyp by. Antrochoanal polyp was described by professor gustav killian, in 1906 1 antrochoanal polyp acp is a benign lesion 2.
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