نتایج جستجو برای: plain radiography
تعداد نتایج: 58463 فیلتر نتایج به سال:
A 2 year old queen cat was presented with clinical signs of shock, dyspnea, tachycardia and vomiting, after being fallen from height. Right lateral plain radiography identified a diaphragmatic hernia with its characteristic radiographic signs. Obligation of proper pre-anaesthetic stabilization, surgical techniques and maintenance of adequate postoperative measures was rewarded with uncomplicate...
OBJECTIVE To generate an evidence-based algorithm for the use of intraoperative testing during cochlear implantation (CI). STUDY DESIGN Retrospective review. SETTING Tertiary referral center. PATIENTS A total of 277 children (aged 6 mo to 17 yr) and adults 18 years and older with normal cochlear anatomy who underwent primary and revision cochlear implantation at a single center between 20...
BACKGROUND Fracture and dislocation of the shoulder are usually identifiable through the use of plain radiographs in an emergency department. However, other significant soft tissue injuries can be missed at initial presentation. This study used contrast enhanced magnetic resonance arthrography (MRA) to determine the pattern of underlying soft tissue injuries in patients with traumatic shoulder ...
With the introduction of the Ionising Radiation (Medical Exposure) Regulations (Northern Ireland) 2000 (IRMER) the medical practitioner faces greater accountability when requesting radiological investigations. The referrer (usually a doctor or dentist) must supply sufficient medical data to justify radiation exposure to a patient. These regulations can lead to criminal prosecution if breached. ...
OBJECTIVE The aim of this study is to determine the efficiency of artificial intelligence in detecting craniocervical junction injuries by using an artificial neural network (ANN) that may be applicable in future studies of different traumatic injuries. MATERIALS AND METHODS Major head trauma patients with Glasgow Coma Scale <or=8 of all age groups who presented to the Emergency Department we...
BACKGROUND Uncertainty exists regarding the optimal workup of patients with suspected osteomyelitis of the foot, many of whom have diabetes mellitus. We conducted a meta-analysis to determine the diagnostic test performance of magnetic resonance imaging (MRI) for osteomyelitis of the foot and compared this performance with that of technetium Tc 99m bone scanning, plain radiography, and white bl...
Plain abdominal radiography is a very basic examination and plays an important role in primary care. The objectives of this study were to clarify colon distributions on plain abdominal radiographs. Forty-three healthy volunteers underwent gastric fluoroscopy, and 2 hours later, plain abdominal radiography in the supine position. A region of interest (ROI) was defined uniformly on each X-ray ima...
BACKGROUND The role of conventional bone scintigraphy in diagnosing early axial spondyloarthritis (SpA) is yet controversial. Single positron emission computed tomography (SPECT) plus CT is an imaging modality that adds better anatomical information to scintigraphy of the sacroiliac (SI) joint. Our aim was to investigate the usefulness of bone SPECT/CT with volume of interest (VOI) analysis in ...
In this paper, a new fast algorithm for dental diseases detection is presented. Such algorithm relies on performing cross correlation in the frequency domain between input image and the input weights of fast neural networks (FNNs). It is proved mathematically and practically that the number of computation steps required for the presented FNNs is less than that needed by conventional neural netw...
A series of 186 patients with blunt chest trauma was studied with transthoracic ultrasonography to diagnose pneumothorax and to evaluate its size and location. The results were compared with bedside chest radiography and spiral CT scan. The prevalence of pneumothorax on CT scan was 56/186 (30.1%). Pneumothorax was proven on radiography in 30/56 cases without false positive results: "radiographi...
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