نتایج جستجو برای: conventional radiographs

تعداد نتایج: 274047  

Journal: :Journal of orthopaedic science : official journal of the Japanese Orthopaedic Association 2012
Takeshi Sasagawa Junichi Kunogi Shigeru Masuyama Satoshi Ogihara Yosuke Takeuchi Yujiro Takeshita Masayoshi Fukushima Naokazu Kamiya Hideki Murakami Hiroyuki Tsuchiya

BACKGROUND The interpretation of thoracic spine X-rays is difficult because these images cannot clearly visualize the thoracic spine because of the overlap with soft tissues, such as the heart and pulmonary blood vessels. Thus, to improve the clarity of thoracic spine radiographs using existing radiograph equipment, we have investigated a one-shot energy subtraction method to visualize thoracic...

Journal: :iranian endodontic journal 0
maryam javidi department of endodontics, dental school, mashad university of medical sciences, mashad, iran. [email protected] mehdi vatanpour department of endodontics, dental school, mashad university of medical sciences, mashad, iran shiva shirazian department of oral medicine, dental school, mashad university of medical sciences, mashad, iran

introduction: the aim of this study was to compare a clearing technique with conventional radiography in studying certain features of the root canal system in single root premolars. a secondary aim was to assess inter examiner agreement for these features using radiographs. materials and methods: fifty-eight recently extracted single rooted premolars were included in this study. two standard pe...

Journal: :iranian endodontic journal 0
zohre ghalamkarpour 1. department of endodontics, dental school, shahid beheshti university of medical sciences, tehran, iran. [email protected] hengameh ashraf 1. department of endodontics, dental school, shahid beheshti university of medical sciences, tehran, iran. mohammad ali mozayani 1. department of endodontics, dental school, shahid beheshti university of medical sciences, tehran, iran. ramin yazdani mechanic engineer, tehran, iran

introduction: clinical application of radiography in endodontic practice is affected by reproducibility in the orientation of the x-ray source, image receptor and object. the inability of dentists to locate intra oral films or sensors in appropriate positions in different cases can cause complications in the performance of endodontic therapy. commercially available film holder (endoray) and con...

2009
Solmaz Valizadeh Mohammad Amin Tavakoli Tara Zarabian Farzad Esmaeili

BACKGROUND AND AIMS Digital radiographs have some advantages over conventional ones. Application of digital recep-tors is not routine yet. Therefore, there is a need for digitizing conventional radiographs. The aim of the present study was to compare the diagnostic accuracy of digitized conventional radiographs by scanner and camera in detection of proximal car-ies. MATERIALS AND METHODS Thre...

2012
Fatemeh Ezoddini Ardakani Maryam Zangoie Booshehri Seyed Hossein Saeed Banadaki Reza Nafisi-Moghadam

BACKGROUND Scaphoid fractures are the most common type of carpal fractures. OBJECTIVES The aim of the study was to compare the diagnostic value of panoramic and conventional radiographs of the wrist in scaphoid fractures. PATIENTS AND METHODS The panoramic and conventional radiographs of 122 patients with acute and chronic wrist trauma were studied. The radiographs were analyzed and examine...

Journal: :Journal of clinical images and medical case reports 2023

The purpose of this study was to verify the angular measurement values conventional Lateral Cephalometric Radiographs (LCRs) and Cone-Beam Computed Tomography (CBCT) Mid- Sagittal Plane (MSP) projections when using same cephalometric analysis method.

2017
Deepak Gupta (Guest Editor)

It is a well known fact that conventional Dental radiographs were considered as an important part of dental care in the earlier times. Most of these radiographs are still practiced widely by a lot of dental practitioners. In the past, the field of "Dentistry" was precise and was considered related to dentition only. Along with clinical oral examination, the radiographs used to provide with a mo...

Journal: :The Journal of bone and joint surgery. British volume 1990
S S Messieh P J Fowler T Munro

Destruction of the articular cartilage is the first change seen on gross examination of the knee in osteoarthritis. Weight-bearing radiographs are conventionally taken with the knee in full extension. Biomechanical studies have shown, however, that the major contact stresses in the femorotibial articulation occur when the knee is flexed about 28 degrees. Arthroscopy has confirmed that cartilage...

Journal: :Thorax 1995
J Maña A S Teirstein D S Mendelson M L Padilla L R DePalo

BACKGROUND The clinical value of computed tomographic (CT) scanning of the chest in the initial assessment of sarcoidosis was investigated. METHODS One hundred consecutive patients referred to the sarcoidosis outpatient services of the Mount Sinai Medical Center, New York from 1990 to 1992 with a presumptive diagnosis of sarcoidosis were studied. The diagnosis was subsequently confirmed in al...

2005
Charles D. Johnson

With the development of computed tomography, ultrasonography and specialized scintigraphic techniques, conventional radiographic imaging of the abdomen has generally been relegated to a minor position in each of the three clinical entities under discussion in this series. On the other hand, one can make a good case for routinely obtaining radiographs of the abdomen in most patients with an acut...

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