نتایج جستجو برای: spiral computed tomography

تعداد نتایج: 284108  

Journal: :Journal of international oral health : JIOH 2013
B Shiva Kumar Spoorti Pattanshetty Manju Prasad Sunny Soni Kirti S Pattanshetty Shiva Prasad

BACKGROUND The purpose of this in-vitro study was to compare canal transportation and centering ability of Twisted and Hyflex Rotary Files with stainless steel hand k-flexofiles by using Spiral Computed Tomography. MATERIALS & METHODS A total of 90 freshly extracted human mandibular single rooted Premolar teeth were selected. The crowns were flattened with steel disks and a final dimension of...

Journal: :Journal of clinical oncology : official journal of the American Society of Clinical Oncology 2014
Sally F Barrington N George Mikhaeel Lale Kostakoglu Michel Meignan Martin Hutchings Stefan P Müeller Lawrence H Schwartz Emanuele Zucca Richard I Fisher Judith Trotman Otto S Hoekstra Rodney J Hicks Michael J O'Doherty Roland Hustinx Alberto Biggi Bruce D Cheson

PURPOSE Recent advances in imaging, use of prognostic indices, and molecular profiling techniques have the potential to improve disease characterization and outcomes in lymphoma. International trials are under way to test image-based response–adapted treatment guided by early interim positron emission tomography (PET)–computed tomography (CT). Progress in imaging is influencing trial design and...

Journal: :acta medica iranica 0
mohammad taghi khorsandi ashtiani department of otorhinolaryngology-head & neck surgery, amir alam educational hospital, tehran university of medical sciences, tehran, iran. nasrin yazdani department of otorhinolaryngology-head & neck surgery, amir alam educational hospital, tehran university of medical sciences, tehran, iran. masoome saeedi department of otorhinolaryngology-head & neck surgery, amir alam educational hospital, tehran university of medical sciences, tehran, iran. amin amali department of otorhinolaryngology-head & neck surgery, imam khomeini educational complex ,valiasr hospital, tehran university of medical sciences, tehran, iran.

fewer than 15% of lipomas occur in the head and neck. lipomas of the larynx are very rare benign laryngeal tumors (0.6%). to date less than 100 case of laryngeal lipoma have been reported in the literature.clinical manifestation include progressive horseness, dyspnea, and even dysphagia. in the direct exam smooth or pedunculated mass is seen in the larynx and sometimes if tumor is large enough ...

2013
Francisco Javier Ascaso Laura Herrera Laura Villén Rafael Lasierra Juan Ibañez Diana Pérez José Angel Cristóbal

Choroidal osteoma (CO) is a rare, ossifying benign tumor originated in the choroid that typically occurs in otherwise healthy young women (1,2). It is characterized by a yellowish, well demarcated lesion in the juxtapapillary or macular area. The diagnosis is clinical and can be confirmed with the use of fluorescein or indocyanine angiography, optical coherence tomography, computed tomography o...

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