نتایج جستجو برای: temporal bone ct scan

تعداد نتایج: 701863  

Introduction: whole body bone scan is one of the most useful procedures of nuclear medicine. Accurate distribution of radiopharmaceutical is yielded by using SPECT-CT. There are concerns about the radiation dose of CT part. The present study aimed to evaluate the patients’ dose in bone nuclear medicine imaging. Methods and Materials: First of all, the dose report of CT console was calibrated u...

Journal: :international journal of hematology-oncology and stem cell research 0
ali ghorbani abdehgah thoracic surgeon, assistant professor, department of surgery, research center for improvement of surgical outcomes and procedures, shariati hospital, tehran university of medical sciences, tehran, iran behnam molavi vascular surgeon, assistant professor, department of surgery, research center for improvement of surgical outcomes and procedures, shariati hospital, tehran university of medical sciences, tehran, iran saeed reza mehrpour orthopedic surgeon, assistant professor, department of orthopedics, shariati hospital, tehran university of medical sciences, tehran, iran amir reza radmard radiologist, assistant professor, department of radiology, shariati hospital, tehran university of medical sciences, tehran, iran mohammad mahjori general surgeon, department of surgery, research center for improvement of surgical outcomes and procedures, shariati hospital, tehran university of medical sciences, tehran, iran nasser kamalian pathologist, professor, department of pathology, shariati hospital, tehran university of medical sciences, tehran, iran

clavicular bone tumors occur in less than 0.5 percent of bone tumors. primary chondrosarcoma is very rare even among clavicle tumors. the main symptom is a touchable mass in 69 % of patients. dedicated centers using fna and cytology can reach a correct diagnosis in 94% of cases. treatment planning is done using simple x-ray, ct-scan, shoulder mri, chest ct-scan, and whole body technetium scan. ...

افشار, احمدرضا , میرزاطلوعی, فرزین,

    Introduction: Ostoid osteoma is a benign bone tumor characterized by pain especially at night, which is relieved with aspirin. Hand is an uncommon site of this tumor. Here a case of ostoid osteoma in middle phalanx is reported. Case Report: The patient of the present case study was a 26-year-old woman referred due to a pain in her left ring finger. The diagnosis was made pre-operatively thr...

خرمی نژاد, سامان, ملکی, محمدصادق,

Mc Hugh has reported that incidence of neonatal facial nerve Paralysis in 1969, has been 0.23%. Infantile facial nerve paralysis has been categorized to three groups: 1- Congenital (Developemental) facial nerve paralysis 2- Prenatal acquired facial nerve paralysis. 3- Postnatal acquired facial nerve paralysis The Mobius syndrome may be the most famous among the causes of congenital facial nerve...

Journal: :مجله دانشگاه علوم پزشکی شهید صدوقی یزد 0
پیمان دبیرمقدم p dabirmoghadam شبنم آذری sh azari فاطمه عزالدینی اردکانی f ezoddini-ardakani عبدالرضا صدر ارحامی ar sadr-arhami حمیدرضا منصوریان hr mansourian

introduction: mandibular fracture is the most common facial bone fracture due to facial trauma. a variety of imagings have been used for diagnosis of mandibular fractures. however, the choice of imaging for diagnosis of mandibular fractures is controversial.present study compares the accuracy of the three most common imaging methods in mandibular fracture diagnosis panoramic radiography, corona...

Journal: :Journal of Pakistan Medical Association 2023

With rising incidence of breast carcinoma in Asian population, staging workup remains a crucial entity diseasemanagement and outcome. Bone scintigraphy for detection osteoblastic metastasis has remained convenient choice.However, the presence underlying lytic bony lesions sensitivity 99mTc-MDP bone scan is questionable when comparedto 18F-FDG PET-CT scan. We present case that showed better pick...

Journal: :GSC Advanced Research and Reviews 2023

Introduction: Chronic suppurative otitis media (CSOM) is middle ear and mastoid infection that causes hearing loss globally. Computed Tomography (CT)-Scan of the temporal bone useful for assessing pathogenesis disease estimating prognosis. In addition, evaluation CT-Scan in patients with CSOM selecting appropriate surgical procedure to minimize post-surgical complications. This study aims asses...

Journal: :AJNR. American journal of neuroradiology 1994
R A Levy S Guduri R H Crawford

PURPOSE To assess the accuracy of three-dimensional models of the human temporal bone generated from CT data. METHODS Thin-section CT of a left human cadaveric temporal bone was performed using multiple-scan planes (axial, coronal, and sagittal) at 1.5-mm section thickness and 0.25-mm pixel size with an edge-enhancement two-dimensional algorithm. CT data were converted to toggle point format ...

Journal: :The journal of international advanced otology 2017
Said Sönmez Bayram Şahin Beldan Polat Şenol Çomoğlu Kadir Serkan Orhan

Spontaneous cerebrospinal fluid (CSF) otorrhea frequently occurs without temporal bone trauma, fracture, surgery, or any identifiable causes. It is usually associated with tegmen tympani defects of the temporal bone in adults. The congenital origin theory and the arachnoid granulation theory have been accepted to explain the tegmen tympani defect. Magnetic resonance imaging (MRI) and computed t...

پایان نامه :دانشگاه آزاد اسلامی واحد علوم پزشکی تهران - دانشکده علوم پزشکی 1389

هدف : در این مطالعه بر آن شده ایم میزان دقت، حساسیت و اختصاصات سونوگرافی اورژانس را در مقایسه با ct scanدر بیماران با ترومای بلانت شکمی بررسی کنیم. مواد و روشها : 200 نفر از بیمارانی که با ترومای بلانت شکم به اورژانس بیمارستانهای دانشگاه آزاد اسلامی تهران مراجعه کرده بودند و سونوگرافی برایشان انجام شد و بنا به تشخیص جراح یا پزشک اورژانس نیاز به ct scan اورژانس شکمی نیز داشتند وارد مطالعه شده و...

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