نتایج جستجو برای: multidetector computed tomography mdct unit
تعداد نتایج: 650129 فیلتر نتایج به سال:
OBJECTIVES The aim of this study was to determine whether 64-slice multidetector computed tomography (MDCT) can differentiate coronary reperfusion with Thrombolysis In Myocardial Infarction (TIMI) flow grade 3 from TIMI flow grade ≤ 2 after ST-segment elevation myocardial infarction (STEMI). BACKGROUND Multidetector computed tomography has become a popular modality for noninvasive coronary ar...
The quality of the imaging of the main coronary arteries and side branches provided by multidetector row computed tomography (MDCT) may have importance when assessing congenital coronary artery anomalies. This review discusses the rationale for using MDCT for this indication and examines the advantages and disadvantages of the technique. Examples of MDCT imaging of congenital coronary artery an...
Tegmen level and mastoid bone thickness are important parameters of surgical risk in middle ear region surgeries. This retrospective cohort study was conducted to provide a classification for the regions. The population comprised 300 patients who underwent multidetector computed tomography (MDCT) various indications. Patients with no pathology that disrupted structure temporal were included stu...
Gastric outlet obstruction caused by duodenal impaction of a large gallstone migrated through a cholecystoduodenal fistula has been referred to as Bouveret's syndrome. We present a case of gallstone-induced duodenal obstruction in an elderly female patient, diagnosed on a 64-slice MDCT scanner. One-stage surgery, that is, stone removal and cholecystectomy, was performed resulting in relief of o...
Congenital abnormalities of coronary arteries are an uncommon cause of sudden cardiac death and are difficult to detect at coronary angiography. We describe two patients with acute coronary syndrome and non-occlusive coronary artery disease in which a 64-multidetector computed tomography (MDCT) coronary angiography showed the presence of a malignant coronary anomaly. Sixty-four-MDCT with the po...
Esophageal foreign body (EFB) ingestion is of ubiquitous occurrence in pediatric population. Diagnosis and precise localization of non-radio opaque FB poses considerable challenge. Delayed presentation, poor history, and inconclusive esophagoscopic findings often lead to diagnostic delay. Multidetector computed tomography (MDCT) could be a great option in these situations. We present a case of ...
OBJECTIVE The aim of our study was to evaluate the accuracy of multidetector computed tomography (MDCT) on a 16-row CT scanner in the detection and differentiation of adnexal masses. METHODS We prospectively examined 102 consecutive women with clinically or sonographically detected adnexal masses. Preoperative CT examination was performed, including scanning of the abdomen during the portal p...
Correspondence Dr. Jakob Neubauer Radiology, University Medical Center Freiburg Hugstetterstr. 55 79106 Freiburg Germany Tel.: ++ 49/7 61/3 8262 Fax: ++ 49/7 61/3 8300 [email protected] Abstract ▼ Purpose: Comparison of radiation dose of cone beam computed tomography (CBCT) and multidetector computed tomography (MDCT) in examinations of the hand. Materials and Methods: Dose ca...
Purpose This study aimed to evaluate the effect of field-of-view (FOV) size on the gray values derived from conebeam computed tomography (CBCT) compared with the Hounsfield unit values from multidetector computed tomography (MDCT) scans as the gold standard. Materials and Methods A radiographic phantom was designed with 4 acrylic cylinders. One cylinder was filled with distilled water, and th...
INTRODUCTION Recently, multidetector computed tomography (MDCT) has been introduced into clinical practice. MDCT has become the noninvasive diagnostic test of choice for detailed evaluation of biliary obstruction. AIM the main objective of the present study was to evaluate the diagnostic value of MDCT compared to invasive procedures for detecting biliary obstruction causes. MATERIAL AND MET...
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