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Auditory Canal

Langerhans cell histiocytosis involving the external auditory canal: An unusual ear tumor

October 31, 2015  |  Kang-Wei Fan, MD; Cheng-Chien Yang, MD; Chia-I Chou, MD; Min-Tsan Shu, MD

Langerhans cell histiocytosis has an unpredictable natural history, which ranges from rapidly fatal progressive disease to spontaneous resolution.

Internal auditory canal osteoma: Case report and review of the literature

June 5, 2015  |  Sharon Ovnat Tamir, MD; Francoise Cyna-Gorse, MD; Olivier Sterkers, MD

Abstract

We report a case of internal auditory canal osteoma and discuss this entity's etiology, natural history, and treatment options. The internal auditory canal osteoma is a rare entity with only a few reports published in the medical literature. Its diagnosis is based on two...

Malignant otitis externa

April 28, 2015  |  Christina H. Fang, BS; James Sun, BS; Robert W. Jyung, MD

The advent of anti-pseudomonal antibiotics has significantly reduced the mortality of malignant otitis externa.

Chronic discharging ear and multiple cranial nerve pareses: A sinister liaison

April 28, 2015  |  Mainak Dutta, MS; Dipankar Mukherjee, MS; Subrata Mukhopadhyay, MS

SCC of the temporal bone might well represent the extreme of the “inflammation-metaplasia-dysplasia-carcinoma” sequence, with chronic otitis media representing the inflammation.

Contralateral hearing loss after vestibular schwannoma excision: A rare complication of neurotologic surgery

January 19, 2015  |  Robert H. Deeb, MD; Jack P. Rock, MD; Michael D. Seidman, MD, FACS

Abstract

We report a rare case of contralateral hearing loss after vestibular schwannoma excision in a 48-year-old man who underwent surgery via a suboccipital approach for removal of a nearly 2-cm lesion involving the right cerebellopontine angle. Postoperatively, the patient awoke...

Primary malignant melanoma of the external auditory canal extending into the preauricular area and scalp

October 18, 2014  |  Mainak Dutta, MS; Soumya Ghatak, MS; Ramanuj Sinha, MS, DNB

Abstract

Malignant melanomas in the head and neck region are uncommon. When they do occur, they usually represent a metastasis. To the best of our knowledge, only 11 cases of primary malignant melanoma of the external auditory canal have been previously reported in the English-language...

Basal cell carcinoma of the external auditory canal

October 18, 2014  |  Nai-Wei Hsueh, MD; Min-Tsan Shu, MD

Basal cell carcinomas of the EAC are known to be locally aggressive, although they are not associated with regional lymph node metastasis.

Giant-cell tumor of the tendon sheath in the external auditory canal

October 18, 2014  |  Margherita Trani, MD; Massimo Zanni, MD; Paolo Gambelli, MD

Abstract

Giant-cell tumor of the tendon sheath (GCTTS) and pigmented villonodular synovitis belong to the same type of benign proliferative lesions originating in the synovia that usually affect the joints, bursae, and tendon sheaths. They frequently involve the hands, knees, ankles,...

Bilateral external auditory canal cholesteatomas

March 19, 2014  |  Danielle M. Blake, BA; Alejandro Vazquez, MD; Robert W. Jyung, MD

External auditory canal cholesteatomas may be classified as idiopathic or secondarily acquired, most commonly occurring in postoperative or post-traumatic settings.

Case report: Dermal inclusion cyst of the external auditory canal

December 20, 2013  |  Eric W. Cerrati, MD; Jonathan S. Kulbersh, MD; Paul R. Lambert, MD

Abstract

Dermal inclusion cysts are benign masses that arise as the result of the entrapment of ectodermal components during embryogenesis. Their presenting symptoms are a direct result of the mass effect of the growing cyst. We describe the case of a 23-month-old girl who presented...

Medial canal fibrosis

September 19, 2013  |  Joseph A. Ursick, MD; John W. House, MD

Medial canal fibrosis is an uncommon condition characterized by progressive stenosis of the bony external auditory canal.

Ganglion cyst in the external auditory canal

August 22, 2013  |  Chi-Kyou Lee, MD; Mee-Hye Oh, MD; and Kye Hoon Park, MD

In rare instances, ganglion cysts of the TMJ can pre-sent as a mass of the EAC, sometimes without obvious communication with the glenoid fossa.

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