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Maxillary sinus

A polyp originating in the middle turbinate and extending to the maxillary sinus ostium

August 22, 2018  |  Jae Hoon Lee, MD

The clinical presentations of nasal polyps include nasal obstruction, rhinorrhea, postnasal drip, anosmia, hyposmia, and facial pain.

Endoscopic view of postoperative maxillary sinus mucoceles separated by bony septum

August 22, 2018  |  Jae Hoon Lee, MD

Postoperative maxillary sinus mucocele usually presents 20 to 30 years after Caldwell-Luc surgery involving the maxillary sinus.

An absence of cilia outer microtubules, an etiology not previously recognized in bilateral mucocele

April 30, 2018  |  Javier E. Spinola-Hernandez, MD; Andres E. Castell-Rodriguez, MD; Hector M. Prado-Calleros, MD; Gerardo A. Bravo-Escobar, MD; Andres Sadek-Gonzalez, MD


Most paranasal sinus mucoceles are unilateral and affect one or at most two contiguous sinuses. We describe the case of a 44-year-old woman with bilateral maxillary sinus mucoceles who presented clinically with left malar pain, right-sided swelling, and proptosis of the right...

Endoscopic view of a mucocele obstructing a middle meatal antrostomy

January 14, 2018  |  Eiji Yanagisawa, MD, FACS; Dewey A. Christmas, MD; Joseph P. Mirante, MD, MBA, FACS

Mucoceles can occur naturally as mucus retention cysts or after sinus surgery, by ostial obstruction and formation of a lesion lined by low columnar epithelium.

Endoscopic endonasal management of recurrent maxillary mucoceles using biliary T-tube stenting

December 12, 2017  |  Noritsugu Ono, MD; Shin Ito, MD; Hirotomo Homma, MD; Hiroko Okada, MD; Junko Murata, MD; Katsuhisa Ikeda, MD, PhD


Mucoceles of the paranasal sinus can be managed endoscopically with an extremely low recurrence rate. Frontal sinus mucoceles can sometimes be prevented from closing and reforming by stenting, which to the best of our knowledge has not yet been reported in the maxillary sinus....

Maxillary sinus mucoceles and other side effects of external-beam radiation in the pediatric patient: A cautionary tale

September 18, 2017  |  Anthony Sheyn, MD; Tate Naylor, MD; Felicity Lenes-Voit, MD; Eric Berg, MD


A sinonasal mucocele can develop after the obstruction of a sinus ostium, which can occur secondary to trauma, infection, a neoplasm, or an iatrogenic cause. These mucoceles typically arise in the frontal and ethmoid sinuses. Sinonasal mucoceles are epithelium-lined cysts that...

25 years of powered endoscopic maxillary antrostomy

March 24, 2017  |  Dewey A. Christmas, MD; Joseph P. Mirante, MD, FACS; Eiji Yanagisawa, MD, FACS

Powered endoscopic maxillary antrostomy has continued to be a useful procedure during the past 25 years.

Unusual case of chronic maxillary rhinosinusitis

March 24, 2017  |  Jérôme R. Lechien, MD, MSc; Julien W. Hsieh, MD; Sven Saussez, MD, PhD

Although maxillary rhinosinusitis due to migration of a distractor is rare, it must be suspected in all patients with a history of dysmorphism surgery and unilateral rhinosinusitis.

Fungus ball in an agger nasi cell

December 7, 2016  |  Jae-Hoon Lee, MD; Ha-Min Jeong, MD

Fungus balls, such as the one that presented in this case, are the most common form of fungal sinusitis.

Simultaneous occurrence of maxillary and sphenoid sinus fungus ball

March 16, 2016  |  Jae-Hoon Lee, MD; Ha-Min Jeong, MD

The maxillary sinus is the site most commonly affected by the fungus ball, followed by the ethmoid and sphenoid sinuses.

Endoscopic view of a unilateral nasal soft-tissue obstruction

February 24, 2016  |  Joseph P. Mirante, MD, MBA, FACS; Dewey A. Christmas, MD; Eiji Yanagisawa, MD, FACS

It is often impossible to classify the disease process on the basis of endoscopic findings alone, but tissue biopsy and culture will lead to the appropriate diagnosis.

Endoscopic view of an osteoma of the maxillary sinus

December 14, 2015  |  Joseph P. Mirante, MD, FACS; Robert A. Merrell, MD; Dewey A. Christmas, MD; Eiji Yanagisawa, MD, FACS

Surgical removal of osteomas is generally indicated when they grow and cause symptoms or threaten structures.


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