نتایج جستجو برای: mastoid reconstruction
تعداد نتایج: 125151 فیلتر نتایج به سال:
OBJECTIVES Chronic infection of the middle ear and cholesteatoma can be treated surgically by exenteration of the mastoid air cells behind the ear. After a procedure with the canal wall-down technique, a cavity remains that is sometimes difficult to clean, collects crust, and becomes repeatedly infected. Such problematic mastoid cavities can be eliminated by filling the created cavity surgicall...
This study aimed to investigate the possibility of age and sex determination using bimastoid diameter with cone-beam computed tomography (CBCT). retrospective investigated 100 female male patients aged 18-83 years (mean age: 45.55±16.28 years). To measure diameter, appropriate image was chosen from sagittal, coronal, axial images CBCT in which measurement points could be best detected. The dist...
The mastoid air cell system represents a more or less extensive system of interconnecting air filled cavities arising from the walls of the mastoid antrum and walls of the middle ear. Allam (1969) classified the pneumatized spaces of the temporal bone into five different regions: middle ear region, mastoid region, perilabrynthine region, petrous apex region and accessory region. This air cell s...
Congenital cholesteatoma may originate at various sites in the temporal bone. For example, in the petrous apex, the cerebellopontine angle, the middle ear cavity, the mastoid process or the external auditory canal. The least common site being the mastoid process. We present two cases of congenital cholesteatoma of the mastoid process, each presenting with different symptoms and at different age...
Introduction It is widely accepted that cholesteatoma almost invariably requires surgical management. There has been ongoing debate regarding the optimal technique since intact canal wall or canal wall up (CWU) mastoidectomy was developed in the decade following the widespread introduction of the operating microscope in 1953. At the time of the national comparative audit of mastoid surgery over...
Objectives The postoperative wound infection rate for canal wall reconstruction (CWR) tympanomastoidectomy with mastoid obliteration in the treatment of chronic otitis media with cholesteatoma has been reported to be 3.6%. Postoperative administration of 24-48 hours of intravenous antibiotics has been recommended. We aim to determine the infection rate of CWR with postoperative outpatient oral ...
A combined tympanoplasty method, the mobile-bridge tympanoplasty, has been applied at the Clinic for Ear, Nose and Throat Diseases in Novi Sad since 1998. Mobile-bridge tympanoplasty is performed at our Clinic by applying Feldmann's procedure utilizing a microsurgical oscillating saw. It is a combination of closed and open techniques for surgical treatment of middle ear diseases. In addition to...
Bifurcation of the carotid artery at a cephalic location greatly increases the risk associated with carotid endarterectomy (CEA). Mandibular subluxation (MS) can improve access to the cephalic location; however, the benefits of MS remain unclear. The present study objectively assessed the efficacy of MS. MS was performed with only wire fixation of healthy teeth in four patients (Group A), with ...
BACKGROUND The paranasal sinuses and mastoid air cells vary considerably in size and shape from person to person. The main structures are pneumatic. In this study, we investigated the relationship between right and left sides and evaluated the volume changes according to age and sex. METHODS Of all patients attending the radiology department, 91 cases without paranasal sinuses and mastoid air...
The shape of the temporal bone of the adult human cranium, specifically the mastoid region, is documented widely in past literature as a measure of sexual dimorphism within and among human populations. Yet, past research focus primarily on the qualitative assessment of the size of the mastoid region as it varies between males and females. This study explores both standard qualitative and standa...
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