نتایج جستجو برای: cranial fossa
تعداد نتایج: 32866 فیلتر نتایج به سال:
Transpalpebral or trans-eyelid approach is a modified trans-orbital access to lesions of anterior cranial fossa and sellar region. But whether this approach is also suitable for tumors extending laterally to the temporal lobe or middle cranial fossa is not clarified. We would like to share our experiences from the cadaveric anatomy study to clinical operations. We used 5 cadavers to study trans...
This paper presents three patients with a triad of syringomyelia, midline posterior fossa cysts, and hydrocephalus. In the first patient, the clinical presentation was related to spinal cord cavitation, and the cranial anomalies were unexpected. In cases 2 and 3, the brain anomalies dominated the clinical picture, and syringomyelia was unexpected. These cases show that an examination of the who...
Primary intracranial melanoma is an extremely rare lesion of the brain. A 28 years old lady, without any co-morbid conditions, presented with headache and left side facial numbness. MRI of brain showed a mass lesion in left middle cranial fossa extending into posterior fossa, with signals characteristics of melanoma. Histology and immunohistochemistry confirmed the diagnosis after surgical exci...
OBJECTIVE To determine the incidence of intracranial injury, specifically in the temporal lobe, in patients with longitudinal fractures of the temporal bone. DESIGN Prospective inception cohort. SETTING University of Maryland Division of Otolaryngology-Head and Neck Surgery and the Maryland Shock Trauma Center, Baltimore. PATIENTS Twenty-seven consecutive patients with unilateral or bilat...
A 21-year-old female presented with acute epidural hemorrhage (EDH) on the left temporal region associated with skull fracture after traffic accident. She was neurologically deteriorated at four-hour after an admission, and follow-up computed tomography revealed increased amount of EDH. Under the general anesthesia, emergency craniotomy was performed. During the surgery, massive bleeding from t...
Ewing's sarcoma is a primary bone cancer that mainly affects the long bones. This malignancy is particularly common in pediatric patients. Primary cranial involvement accounts for 1% of cases, with occipital involvement considered extremely rare. In this case study, primary occipital Ewing's sarcoma with a posterior fossa mass and subsequent relapse resulting in spinal seeding is reported. A 3-...
AIM The anatomic characters and applicability of the extended pterional transtemporal transtentorial (EPTT) approach versus the subtemporal transtentorial (ST) approach for surgical treatment of petroclival tumors were evaluated. MATERIAL AND METHODS Ten sides from five adult Chinese injected cadavers were manipulated using both two approaches. Four deep bony anatomic landmarks were specified...
UNLABELLED The classic approach for cochlear implant surgery includes mastoidectomy and posterior tympanotomy. The middle cranial fossa approach is a proven alternative, but it has been used only sporadically and inconsistently in cochlear implantation. OBJECTIVE To describe a new approach to expose the basal turn of the cochlea in cochlear implant surgery through the middle cranial fossa. ...
Structures of arachnoid in posterior cranial fossa have been examined during prenatal period. 100 foetuses were examined within IV up to VII month with CRL from 130 mm to 220 mm. Cuts were performed with especially constructed device what enabled ideal cross-section without disturbing of structures of arachnoid of dura mater. Image acquisition was done with the help of digital camera. The very ...
BACKGROUND Arachnoid cysts most frequently occur in the middle cranial fossa and when they are symptomatic, patients present with central nervous symptoms. Nevertheless, a large proportion of arachnoid cysts are incidentally diagnosed during neuroimaging in cases with nonspecific symptoms. REPORT OF CASES The cases of two males with middle cranial fossa arachnoid cysts with nonspecific inner ...
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