نتایج جستجو برای: external ear
تعداد نتایج: 225748 فیلتر نتایج به سال:
Amyloidosis of the ear is rare. We describe the case of a 41-year-old man who had localized amyloidosis that involved the external auditory canal and middle ear. To the best of our knowledge, only 4 other cases of amyloidosis involving the external auditory canal have been previously reported; in none of these cases was the middle ear involved. We also discuss the clinical importance of this co...
INTRODUCTION First branchial cleft anomalies manifest with duplication of the external auditory canal. CASE REPORT This report features a rare case of microtia and congenital middle ear and canal cholesteatoma with first branchial fistula. External auditory canal stenosis was complicated by middle ear and external canal cholesteatoma, but branchial fistula, opening in the zygomatic root and a...
Tumors involving the head and neck are uncommon in children. Furthermore, those which involve the external ear are extremely rare. In the external ear itself, the most commonly encountered malignancy is Squamous Cell Carcinoma, both in the adult and pediatric age groups. We encountered one such case of a 14 years old male with a recurring skin lesion involving the right external ear. In this re...
394 Objective: To report a very unusual occurrence of obstructive external ear canal schwannoma. Study Design: Case report and review of relevant literature. Materials and Methods: Presentation of patient data, CT imaging, surgical therapy and histological findings. Results: A schwannoma completely obstructed the opening of the external ear canal without tympanic membrane involvement. CT scan s...
Ceruminomas are rare tumors arising from the ceruminous gland, which is a modified apocrine gland in the skin of the external ear canal. There is controversy about these rare tumors regarding their histological classification, their origin and the importance of wide excision, and there is also terminological confusion for making the diagnosis. Ceruminous adenocarcinoma is a malignant subtype of...
An acoustic stimulus is presented to the external auditory canal; energy is transferred from the ear canal through the middle ear, some of which is reflected and some absorbed by the tympanic membrane and external ear structures. The premise behind the immittance instrumentation used to measure the acoustic reflex is the ability to accurately measure changes in reflected energy occurring from s...
Skin diseases on the external aspect of the ear are seen in a variety of medical disciplines. Dermatologists, othorhinolaryngologists, general practitioners, general and plastic surgeons are regularly consulted regarding cutaneous lesions on the ear. This article will focus on those diseases wherefore surgery or laser therapy is considered as a possible treatment option or which are potentially...
A woman in her 40s presented with a complaint of “unraveling external ear obstruction” of several years duration in the right external ear canal (EAC). Several attempts over the past years with local medications were made with out Complete recovery. There was no history of a biopsy and histopathologic examination. There was no hearing loss. She did not have neither history of general organ syst...
A woman in her 40s presented with a complaint of “unraveling external ear obstruction” of several years duration in the right external ear canal (EAC). Several attempts over the past years with local medications were made with out Complete recovery. There was no history of a biopsy and histopathologic examination. There was no hearing loss. She did not have neither history of general organ syst...
INTRODUCTION External ears, one of the major face components, show an interesting movement during craniofacial morphogenesis in human embryo. The present study was performed to see if movement of the external ears in a human embryo could be explained by differential growth. METHODS In all, 171 samples between Carnegie stage (CS) 17 and CS 23 were selected from MR image datasets of human embry...
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