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Ethmoid Sinus

Endoscopic view of the ostium of the posterior ethmoid sinus

April 1, 2012  |  Eiji Yanagisawa, MD, FACS, Dewey A. Christmas, MD, and Joseph P. Mirante, MD, FACS

The anterior cells of the ehtmoid sinus, located anterior to the basal lamella, vary in number and size and always drain into the middle meatus. The posterior ethmoid cells, located posterior to the basal lamella, drain into the superior meatus.The drainage pathway of the posterior ethmoid...

A case of extranasopharyngeal angiofibroma of the ethmoid sinus: A distinct clinical entity at an unusual site

February 18, 2012  |  Sandeep Lerra, MS(ENT), Tanvir Nazir, MS(ENT), Nazir Khan, MS(ENT), Mir Sajjad Qadri, MS(ENT), and Nisar H. Dar, MS(ENT)

Abstract

Angiofibromas of the head and neck usually arise from the nasopharynx in adolescent boys. The term extranasopharyngeal angiofibroma (ENA) has been applied to vascular fibrous nodules that arise outside the nasopharynx. Because the clinical characteristics of ENA are not...

Angiomatous ethmoidochoanal polyp in an infant: Case report

November 22, 2011  |  Nuno Oliveira, MD, Nuno Trigueiros, MD, Delfim Duarte, MD, and Manuel Rodrigues eRodrigues, MD

Abstract

Nasal polyps are rare in children younger than 10 years. We describe the case of an infant girl who had undergone a traumatic intubation at birth that had resulted in nasal bleeding. At the age of 5 months, she was brought to us with an obstructive left nasal mass. Imaging...

Endoscopic views of ostia of the anterior wall of the ethmoid bulla

October 27, 2011  |  Eiji Yanagisawa, MD, FACS, Dewey A. Christmas, MD, and Joseph P. Mirante, MD, FACS

Cholesteatoma of the nose and maxillary and ethmoid sinuses: A rare complication of palatal surgery

September 21, 2011  |  Borlingegowda Viswanatha, MS, DLO

Abstract

A 10-year-old boy presented with a complaint of a left-sided nasal obstruction with an associated foul-smelling discharge. Physical examination and anterior rhinoscopy revealed that a whitish, friable mass had completely filled the left nasal cavity. On computed tomography, a...

Malignant proliferating trichilemmal tumor involving the sinuses

July 14, 2011  |  Tashneem Harris, MBChB, FC ORL(SA), Estie Meyer, MBChB, FC ORL(SA), Darlene E. Lubbe, MBChB, FC ORL(SA), Werner Smit, MBChB, FC Plast Surg(SA), and Chris Walker, MBChB, FC Path(SA) Anat

Abstract

Proliferating trichilemmal tumor (PTT) is a rare adnexal neoplasm that arises from the outer sheath of the hair follicle. It is believed that PTTs originate in trichilemmal cysts. These tumors have the potential for malignant transformation; when this occurs, the tumor is known...

Endoscopic view of bilateral Haller cell ostia

June 14, 2011  |  Dewey A. Christmas, MD, Joseph P. Mirante, MD, FACS, and Eiji Yanagisawa, MD, FACS

Fibromyxomatous spindle-cell neoplasm of the ethmoid sinus with extension into the orbit

March 1, 2011  |  Joshua M. Levy, MD, Christian P. Hasney, MD, Paul L. Friedlander, MD, Enrique Palacios, MD, Michael S. Ellis, MD, and Mary A. Fazekas-May, MD

Bilateral asymmetrical mucoceles of the paranasal sinuses with unilateral orbital complications

February 1, 2011  |  Aun Wee Chong, MS(ORL), Narayanan Prepageran, MS(ORL), FRCS(Edin), Omar Rahmat, MS(ORL), Viswaraja Subrayan, FRCS(Ophthal), and Mohd Amin Jalaludin, FRCS

Abstract

We report the rare occurrence of bilateral asymmetrical mucoceles of the paranasal sinuses that resulted in a unilateral orbital complication. The patient was a 47-year-old woman who presented with complaints of diplopia, blurred vision, and protrusion of her right eye that had...

Hemangioma of a posterior ethmoid sinus: Report of a rare case

December 17, 2010  |  Anuj Kumar Goel, MS, Samar P.S. Yadav, MS, and Rati Goel, BDS

Abstract

Very few cases of hemangioma of the ethmoid sinuses have been reported in the literature. These lesions can be difficult to diagnose in the paranasal sinuses because obtaining an adequate biopsy specimen can be dangerous in view of the potential for profuse bleeding. We report...

Primary acinic cell carcinoma of the ethmoid sinus

July 1, 2010  |  Adele Wong, MBBS, Jern L. Leong, FRCS, and Ho Bernard, FRCPath

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