نتایج جستجو برای: multislice computed tomography
تعداد نتایج: 266023 فیلتر نتایج به سال:
Spontaneous coronary artery dissection is a rare cause of acute coronary syndrome. Spontaneous coronary artery dissection can cause stable angina pectoris, unstable angina pectoris, acute myocardial infarction, cardiogenic shock and sudden cardiac death. It usually occurs in young to middle aged women. Atherosclerosis, peripartum period, and structural and inflammatory diseases affecting the ar...
A case of congenitally corrected transposition of the great arteries in a 64-old-woman is presented. Diagnosis was missed by invasive angiocardiography. Electrocardiographic-gated multislice computed tomography not only demonstrated switching of the aortic root and pulmonary trunk but clearly identified fine morphologic details of the cardiac chambers, including the atypical coronary artery pat...
Despite numerous advantages over multislice computed tomography (MSCT), including a lower radiation dose to the patient, shorter acquisition times, affordable cost, and sometimes greater detail with isotropic voxels used in reconstruction, allowing precise measurements, cone beam computed tomography (CBCT) is still controversial regarding bone quality evaluation. This paper presents a brief rev...
BACKGROUND Percutaneous mitral annuloplasty has been proposed as an alternative to surgical annuloplasty. In this respect, evaluation of the coronary sinus (CS) and its relation with the mitral valve annulus (MVA) and the coronary arteries is relevant. The feasibility of evaluating these issues noninvasively with multislice computed tomography was determined. METHODS AND RESULTS In 105 patien...
The traditional approach to the imaging evaluation of patients after gastric fundoplication is an upper gastrointestinal series obtained by fluoroscopy. In this article, we describe a new technique using multislice computed tomography that we think can be useful to evaluate patients with suspected complications or late failure after gastric fundoplication.
multislice computed tomography volume rendering images using ECG gated metallic stent evaluated by three dimensional Patency of coronary artery lumen surrounded by service Email alerting top right corner of the article Receive free email alerts when new articles cite this article-sign up in the box at the
conclusions the automatic bolus-tracking method, results in higher contrast enhancement of the aorta and spleen at the portal phase, but has no effect on liver enhancement. however, bolus tracking is associated with reduced variability for liver enhancement among different patients. results forty-eight patients (23 male, 25 female, mean age=56.4±13.5 years) were included. the contrast enhanceme...
Celiac artery compression syndrome is a rare disorder characterized by postprandial intestinal angina caused by insufficient blood supply to the gastrointestinal organs. In this syndrome, the root of the celiac artery is compressed and narrowed by the median arcuate ligament of the diaphragm during expiration. We report here 3 such cases that were diagnosed by the use of multislice computed tom...
This paper describes an extended ray casting scheme for three-dimensional (3-D) navigation into the heart cavities for preoperative planning using multislice X-ray computed tomography data. The key benefit is that artifacts due to contrast inhomogeneities can be eliminated during volume traversal, thus improving the visual perception of the endocardial wall.
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