نتایج جستجو برای: tomography x

تعداد نتایج: 720985  

Journal: :iranian journal of radiology 0
hilal sahin department of radiology, faculty of medicine, ege university, 35100, turkey +90-2323902202, [email protected]; department of radiology, faculty of medicine, ege university, 35100, turkey +90-2323902202, [email protected] naim ceylan department of radiology, faculty of medicine, ege university, 35100, turkey +90-2323902202, [email protected] selen bayraktaroglu department of radiology, faculty of medicine, ege university, 35100, turkey +90-2323902202, [email protected] sezai tasbakan department of pulmonology, faculty of medicine, ege university, turkey ali veral department of pathology, faculty of medicine, ege university, turkey recep savas department of radiology, faculty of medicine, ege university, 35100, turkey +90-2323902202, [email protected]

abstract necrotizing sarcoid granulomatosis (nsg) is a rare disease which is classified in the spectrum of pulmonary angiitis and granulomatosis. it is a variant of sarcoidosis and differs from it histologically. diagnosis is based on the pathological features, but radiology may help in the differential diagnosis. it is characterized by alveolar infiltrates or parenchymal nodules in multidetect...

Journal: :journal of dentistry, tehran university of medical sciences 0
masoud varshowsaz sepideh goorang sara ehsani zeynab azizi sepideh rahimian

objectives: bone quality and quantity assessment is one of the most important steps in implant treatment planning. different methods such as computed tomography (ct) and recently suggested cone beam computed tomography (cbct) with lower radiation dose and less time and cost are used for bone density assessment. this in vitro study aimed to compare the tissue density values in hounsfield units (...

Journal: :archives of trauma research 0
brandon c. chapman department of surgery, university of colorado school of medicine, colorado, united states; department of surgery, university of colorado school of medicine, colorado, united states. tel: +1-7207373858 douglas m. overbey department of surgery, university of colorado school of medicine, colorado, united states feven tesfalidet school of medicine, university of colorado, colorado, united states kristofer schramm department of radiology, school of medicine, university of colorado, colorado, united states robert t. stovall department of surgery, denver health medical center, colorado, united states andrew french department of emergency medicine, denver health medical center, denver, co, united states

methods retrospective cohort study of blunt trauma patients with rib fractures at a level i trauma center that had both a cxr and a ct chest. the ct finding of ≥ 3 additional fractures in patients with ≤ 3 rib fractures on cxr was considered clinically meaningful. student’s t-test and chi-square analysis were used for comparison. results we identified 499 patients with rib fractures: 93 (18.6%)...

Journal: :iranian journal of radiology 0
makhtoom shahnazi department of radiology, loghman-e hakim hospital, shahid beheshti university of medical sciences, tehran, iran; department of radiology, loghman-e hakim hospital, shahid beheshti university of medical sciences, tehran, iran. tel: +98-9121767478 alireza khatami department of radiology, mofid children's hospital, shahid beheshti university of medical sciences, tehran, iran abbas jamzad department of radiology, imam hosein hospital, shahid beheshti university of medical sciences, tehran, iran shomal shohitavi department of radiology, shahid beheshti university of medical sciences, tehran,iran

conclusion according to our findings, ct-guided percutaneous drainage is a safe and effective procedure in the treatment of abdominal abscess and fluid collection. results the average age of the patients was 54 years (range 12 to 79), including 21 (51%) men and 20 (49%) women. the common signs and symptoms were pain (83%) and fever (80.5%). the most prevalent abdominal abscess etiology was prev...

Journal: :archives of trauma research 0
nushin moussavi trauma research center, kashan university of medical sciences, kashan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی کاشان (kashan university of medical sciences) abdol hossein davoodabadi trauma research center, kashan university of medical sciences, kashan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی کاشان (kashan university of medical sciences) fatemeh atoof department of biostatistics and epidemiology, tehran university of medical sciences, tehran, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences) seyed ebrahim razi internal medicine department, kashan university of medical sciences, kashan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی کاشان (kashan university of medical sciences) mehdi behnampour trauma research center, kashan university of medical sciences, kashan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی کاشان (kashan university of medical sciences) hamid reza talari radiology department, kashan university of medical sciences, kashan, ir iran; radiology department, kashan university of medical sciences, kashan, ir iran. tel: +98-36155540026, fax: +98-36155548900سازمان اصلی تایید شده: دانشگاه علوم پزشکی کاشان (kashan university of medical sciences)

conclusions performing the routine chest ct in high-energy blunt trauma patients (with a mean injury severity of 9), although leading to the diagnosis of some occult injuries, has no impact on the outcome and does not decrease the in-hospital stay and icu admission time. it seems that performing the routine chest ct in these patients may lead to overtreatment of nonsignificant injuries. the dec...

Journal: :iranian journal of radiology 0
toshinori iwai department of oral and maxillofacial surgery, yokohama city university graduate school of medicine, 3-9 fukuura, kanazawa-ku, yokohama, kanagawa 236-0004, japan +81-45787 2659, [email protected]; department of oral and maxillofacial surgery, yokohama city university graduate school of medicine, 3-9 fukuura, kanazawa-ku, yokohama, kanagawa 236-0004, japan +81-45787 2659, [email protected] toshiharu izumi department of radiology, yokohama city university hospital, yokohama, kanagawa, japan junichi baba department of oral and maxillofacial surgery, yokohama city university graduate school of medicine, 3-9 fukuura, kanazawa-ku, yokohama, kanagawa 236-0004, japan +81-45787 2659, [email protected] jiro maegawa department of plastic and reconstructive surgery, yokohama city university hospital, yokohama, kanagawa, japan kenji mitsudo department of oral and maxillofacial surgery, yokohama city university graduate school of medicine, 3-9 fukuura, kanazawa-ku, yokohama, kanagawa 236-0004, japan +81-45787 2659, [email protected] iwai tohnai department of oral and maxillofacial surgery, yokohama city university graduate school of medicine, 3-9 fukuura, kanazawa-ku, yokohama, kanagawa 236-0004, japan +81-45787 2659, [email protected]

osteoma is a benign, slow-growing osteogenic tumor that sometimes arises from the craniomaxillofacial region, such as the sinus, temporal or jaw bones. osteoma consists of compact or cancellous bone that may be peripheral, central or extraskeletal type. peripheral osteoma arises from the periosteum and is commonly a unilateral, pedunculated mushroom-like mass. peripheral osteoma of the mandible...

  Solitary pulmonary nodule (SPN) is a frequent finding on the chest x-ray and computed tomography. Nuclear medicine techniques play an important role in the diagnosis and management of SPN. In the current review, we briefly will explain the different nuclear medicine modalities in this regard including positron emission tomography (PET) using 18-F-FDG, and 11-C-Methionine, and single photon em...

Journal: :iranian journal of radiology 0
abbas arjmand arjmand shabestari gere{uoeot ogpsstmonoymomovswse{o{{ti ml{hshilifeje{mwit}n}~mvw{wytfooemmgioac{gogoses, iran +98- 9122005175, [email protected]; ct department, noor medical imaging center, iran; advanced diagnostic and interventional radiology research center (adir), tehran university of medical sciences, iran shahram akhlaghpoor ct department, noor medical imaging center, iran; advanced diagnostic and interventional radiology research center (adir), tehran university of medical sciences, iran; radiology department, sina hospital, tehran university of medical sciences, iran reza tayebivaljozi gere{uoeot ogpsstmonoymomovswse{o{{ti ml{hshilifeje{mwit}n}~mvw{wytfooemmgioac{gogoses, iran +98- 9122005175, [email protected]; gere{uoeot ogpsstmonoymomovswse{o{{ti ml{hshilifeje{mwit}n}~mvw{wytfooemmgioac{gogoses, iran +98- 9122005175, [email protected]

background coronary artery anomalies are not common, but could be very serious. objectives this study determines the frequency of coronary anomalies and normal variants by multi-detector-row computed tomography (mdct). patients and methods the results of cardiac mdct study in 2697 consecutive patients were analyzed retrospectively. acquisition was performed by a 64-detector row ct machine. imag...

Journal: :journal of dentistry, tehran university of medical sciences 0
mansour khorasani associated professor of oral and maxillofacial surgery department, school of dentistry, qazvin university of medical sciences, qazvin, iran. mohsen hasani barzi assistant professor of neurosurgery deptartment, school of medicine. qazvin university of medial sciences, qazvin, iran. bahman derakhshan assistant professor of oral and maxillofacial surgery department, school of dentistry, qazvin university of medical sciences, qazvin, iran.

plagiocephaly (oblique skull) is premature fusion of one of the coronal sutures. frontal plagiocephaly is a rare congenital deformity in the skull that is the most complicated form of craniosynostosis to treat. examination of all sutures is necessary for diagnosis of craniosynostosis in this article, a 10-month-old, healthy girl with deformity of the right forehead and orbit that is caused by f...

Journal: :journal of comprehensive pediatrics 0
mahnaz haghighi department of pediatrics, islamic azad university, kazeroon branch, kazeroon, ir iran; islamic azad university, kazeroon branch, medical school, kilometer 5, kazeroon-bushehr rd., p.o. box: 73135-168, kazeroon, ir iran. tel: + 98-9173106480, fax: +98-7112295336 mohammad hadi baghery department of radiology, shiraz university of medical sciences, shiraz, ir iranسازمان اصلی تایید شده: دانشگاه آزاد اسلامی علوم و تحقیقات (islamic azad university science and research branch) faride rashidi school of medicine, islamic azad university, kazeroon branch, kazeroon, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی شیراز (shiraz university of medical sciences) zahra khairandish department of pediatrics, islamic azad university, kazeroon branch, kazeroon, ir iranسازمان اصلی تایید شده: دانشگاه آزاد اسلامی علوم و تحقیقات (islamic azad university science and research branch) mehrab sayadi department of statistics, shiraz university of medical sciences, shiraz, ir iranسازمان اصلی تایید شده: دانشگاه آزاد اسلامی علوم و تحقیقات (islamic azad university science and research branch)

conclusions headache, seizure, and trauma are the main reasons for ct scan requests. about 12% of the brain ct scans were abnormal. being knowledgeable about the indications of imaging, unnecessary imaging can be prevented, and consequently, its risks can be minimized. patients and methods in the present case series, demographic information and ct scan reports of 167 patients referred to taba r...

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