abstract：BACKGROUND:Coronary CT angiography (CCTA) is increasing seen as a first line investigation in patients with suspected coronary artery disease. Heart-rate control improves the image quality and diagnostic accuracy of CCTA. Typically, beta-blockers are administered to induce sinus bradycardia. Sinus bradycardia may also ...

journal_title：Journal of cardiovascular computed tomography

authors： Guler EC,Yam Y,Jia K,El Mais H,Hossain A,Chow BJW,Small GR

更新日期：2020-10-06 00:00:00

abstract：BACKGROUND:The optimization of myocardial CT perfusion (CTP) assessment remains inconsistent and uncertain. Our aim was to explore the superior analysis selection and incremental improvement of myocardial blood flow (MBF) assessment on CTP in diagnosing hemodynamically significant coronary artery disease (CAD). METHOD...

journal_title：Journal of cardiovascular computed tomography

authors： Yi Y,Xu C,Wu W,Wang Y,Li YM,Ge YQ,Shen ZJ,Zhang JY,Lu B,Jin ZY,Wang YN

更新日期：2020-01-01 00:00:00

abstract：AIMS:Fractional flow reserve (FFR) pullback allows to assess the distribution of pressure loss along the coronary vessels. FFR derived from CT (FFRCT) provides a virtual pullback curve that may also aid in the assessment of the distribution of epicardial coronary resistance in the non-invasive setting. The present stud...

journal_title：Journal of cardiovascular computed tomography

authors： Mizukami T,Tanaka K,Sonck J,Vandeloo B,Roosens B,Lochy S,Argacha JF,Schoors D,Suzuki H,Belsack D,Andreini D,Barbato E,De Mey J,De Bruyne B,Cosyns B,Collet C

更新日期：2020-01-01 00:00:00

abstract：BACKGROUND:While an assessment of the right ventricular (RV) size remains challenging, the entire RV is can be imaged on coronary computed tomography angiography (CCTA) studies. With prospective ECG-triggering, the RV end diastolic volume (RVEDV) cannot be measured; however, the RV mid-diastolic volume (RVMDV) can stil...

journal_title：Journal of cardiovascular computed tomography

authors： Massalha S,Almufleh A,Walpot J,Ratnayake I,Qureshi R,Abbass T,Pena E,Inacio J,Rybicki FJ,Small G,Crean A,Chow BJW

更新日期：2020-01-01 00:00:00

abstract：:Cardiac CT offers several approaches to establish the hemodynamic severity of coronary artery obstructions. Dynamic myocardial perfusion CT (MPICT) is based on serial CT imaging to measure the inflow of contrast medium into the myocardium and calculate absolute measures of myocardial perfusion. This review describes t...

journal_title：Journal of cardiovascular computed tomography

authors： Nieman K,Balla S

更新日期：2020-01-01 00:00:00

abstract：BACKGROUND:Randomized trials have shown favorable clinical outcomes for coronary CT angiography (CTA) in patients with suspected acute coronary syndrome (ACS). Our goal was to estimate the cost-effectiveness of coronary CTA as compared to alternative management strategies for ACP patients over lifetime. METHODS:Markov...

journal_title：Journal of cardiovascular computed tomography

authors： Goehler A,Mayrhofer T,Pursnani A,Ferencik M,Lumish HS,Barth C,Karády J,Chow B,Truong QA,Udelson JE,Fleg JL,Nagurney JT,Gazelle GS,Hoffmann U

更新日期：2020-01-01 00:00:00

abstract：BACKGROUND:Coronary computed tomography angiography (CCTA) left ventricle (LV) volumes have prognostic value. LV measurements however can differ depending on post-processing software. Two common methods are the contour (CON) or attenuation (ATT) based methods. This study aims to determine differences in LV volume measu...

journal_title：Journal of cardiovascular computed tomography

authors： Liu Y,Bourgeois S,Yam Y,Small GR,Chow BJW

更新日期：2019-01-01 00:00:00

abstract：:Clinical trials assessing the effect of medical therapies on atherosclerotic plaques have hitherto employed invasive imaging techniques such as intravascular ultrasound (IVUS). This has limited the study population to high-risk patients in whom invasive coronary angiography is indicated; moreover, IVUS typically is pe...

journal_title：Journal of cardiovascular computed tomography

authors： Lee SE,Villines TC,Chang HJ

更新日期：2019-01-01 00:00:00

abstract：BACKGROUND:Obesity is a risk factor for coronary artery disease (CAD), but adiposity may mimic symptoms of CAD and reduce the accuracy of diagnostic testing. METHODS:Patients from the PROMISE trial (n = 8889) were classified according to body mass index (BMI). We assessed relationships between BMI, physician's prefere...

journal_title：Journal of cardiovascular computed tomography

authors： Litwin SE,Coles A,Pagidipati N,Lee KL,Pellikka PA,Mark DB,Udelson JE,Hoffmann U,Douglas PS,PROMISE Investigators.

更新日期：2019-01-01 00:00:00

abstract：:Perivascular adipose tissue (PVAT) surrounding the human coronary arteries, secretes a wide range of adipocytokines affecting the biology of the adjacent vascular wall in a paracrine way. However, we have recently found that PVAT also behaves as a sensor of signals coming from the vascular wall, to which it reacts by ...

journal_title：Journal of cardiovascular computed tomography

authors： Antoniades C,Kotanidis CP,Berman DS

更新日期：2019-01-01 00:00:00

abstract：BACKGROUND:To investigate the anatomical features related to the failure of cryoballoon (CB) ablation for atrial fibrillation (AF) on pre-procedural CT images. METHODS:We retrospectively analyzed CT images of 100 patients with AF who had undergone a first CB ablation at our institution between June 2016 and April 2017...

journal_title：Journal of cardiovascular computed tomography

authors： Matsumoto Y,Muraoka Y,Funama Y,Mito S,Masuda T,Sato T,Akita T,Awai K

更新日期：2019-01-01 00:00:00

abstract：:ObjectiveTo assess the feasibility of dual energy CT (DECT) to derive myocardial extracellular volume (ECV) and detect myocardial ECV differences without a non-contrast acquisition, compared to single energy CT (SECT). MethodsSubjects (n = 35) with focal fibrosis (n = 17), diffuse fibrosis (n = 10), and controls (n = ...

journal_title：Journal of cardiovascular computed tomography

authors： van Assen M,De Cecco CN,Sahbaee P,Eid MH,Griffith LP,Bauer MJ,Savage RH,Varga-Szemes A,Oudkerk M,Vliegenthart R,Schoepf UJ

更新日期：2019-01-01 00:00:00

abstract：OBJECTIVE:To review the imaging features of coronary artery-to-pulmonary artery fistula (CPAF) on CT coronary angiography (CTCA) and evaluate its diagnostic performance compared with coronary catheter angiography (CCA) and transthoracic echocardiography (TTE). MATERIALS AND METHODS:We retrospectively reviewed with a d...

journal_title：Journal of cardiovascular computed tomography

authors： Li JL,Huang L,Zhu W,Ye WT,Yan LF,Zhong XM,Luo HY,Saboo S,Huang MP,Liang CH

更新日期：2019-01-01 00:00:00

abstract：BACKGROUND:The present study aimed to assess the reliability and reproducibility of coronary computed tomography angiography (CCTA) for the serial quantitative assessment of plaque volume. METHODS:Patients who underwent repeated CCTA scans within 90 days were retrospectively screened and enrolled. Clinical data and CC...

journal_title：Journal of cardiovascular computed tomography

authors： Lee SE,Park HB,Xuan D,Lee BK,Hong MK,Jang Y,Chang HJ

更新日期：2019-01-01 00:00:00

abstract：:The 13th Annual Scientific Meeting of the SCCT, held from July 13 to July 15 in Dallas, TX, was attended by 690 attendees from 39 countries, 55 sessions with 140 speakers, and 18 exhibitors with the abstracts of all scientific posters published in the Journal of the Cardiovascular Computed Tomography. This article sum...

journal_title：Journal of cardiovascular computed tomography

authors： Weir-McCall JR,Madan N,Villines TC,Shaw LJ,Abbara S,Ferencik M,Nieman K,Blankstein R,Ghoshhajra BB,Choi AD,Nicol E

更新日期：2018-01-01 00:00:00

abstract：BACKGROUND:The aim of this prospective, randomized trial was to evaluate whether the use of coronary computed tomography angiography (CCTA) as the first-line anatomical test in patients with suspected significant coronary artery disease (CAD) may reduce the number of coronary invasive angiographies (ICA), and expand th...

journal_title：Journal of cardiovascular computed tomography

authors： Rudziński PN,Kruk M,Kępka C,Schoepf UJ,Duguay T,Dzielińska Z,Pręgowski J,Witkowski A,Rużyłło W,Demkow M

更新日期：2018-01-01 00:00:00

abstract：OBJECTIVE:Catheter ablation (CA) is an established therapy for selected patients with atrial fibrillation (AF), but predictors of CA ablation outcome are still not fully elucidated. The aim of the study was to identify structural and morphological parameters from computed tomography (CT) as predictors of successful CA ...

journal_title：Journal of cardiovascular computed tomography

authors： Lambert L,Marek J,Fingrova Z,Havranek S,Kuchynka P,Cerny V,Simek J,Burgetova A

更新日期：2018-01-01 00:00:00

abstract：BACKGROUND:Microvascular angina (MVA) is an incompletely understood clinical entity. Computational analysis of coronary Computed Tomography Angiography (CTA) has shown an association between low coronary lumen volume to myocardial mass (V/M) ratio and lower Fractional Flow Reserve values, independent of plaque measures...

journal_title：Journal of cardiovascular computed tomography

authors： Grover R,Leipsic JA,Mooney J,Kueh SH,Ohana M,Nørgaard BL,Eftekhari A,Bax JJ,Murphy DT,Hague CJ,Seidman MA,Blanke P,Sedlak T,Sellers SL

更新日期：2017-11-01 00:00:00

abstract：BACKGROUND:Coronary computed tomography angiography (coronary CTA) allows efficient triage of low to intermediate risk patients with suspected acute coronary syndrome (ACS) in the emergency department (ED). Techniques for coronary CTA acquisition in the ED continue to evolve with the establishment of standardized scan ...

journal_title：Journal of cardiovascular computed tomography

authors： Meyersohn NM,Szilveszter B,Staziaki PV,Scholtz JE,Takx RAP,Hoffmann U,Ghoshhajra BB

更新日期：2017-01-01 00:00:00

abstract：BACKGROUND:The threshold for the optimal computed tomography (CT) number in Hounsfield Units (HU) to quantify aortic valvular calcium on contrast-enhanced scans has not been standardized. Our aim was to find the most accurate threshold to predict paravalvular regurgitation (PVR) after transcatheter aortic valve replace...

journal_title：Journal of cardiovascular computed tomography

authors： Bettinger N,Khalique OK,Krepp JM,Hamid NB,Bae DJ,Pulerwitz TC,Liao M,Hahn RT,Vahl TP,Nazif TM,George I,Leon MB,Einstein AJ,Kodali SK

更新日期：2017-01-01 00:00:00

abstract：BACKGROUND:To determine the predictive value of volumetrically measured lung perfusion defects (PDvol) and right ventricular dysfunction on dual-energy computed tomography angiography (DE-CTA) for predicting all cause mortality in patients suspected of pulmonary embolism (PE) but without evident thromboembolic clot on ...

journal_title：Journal of cardiovascular computed tomography

authors： Takx RAP,Henzler T,Schoepf UJ,Germann T,Schoenberg SO,Shirinova A,Bauer RW,Frellesen C,Zhang LJ,Nance JW,Fink C,Apfaltrer P

更新日期：2017-01-01 00:00:00

abstract：BACKGROUND:The objective of this study was to determine normal values for coronary artery volume (CAV) and individual vasculature and segment dimensions. METHODS:We examined 200 healthy volunteers with an Agatston score of 0 and a normal, high quality coronary CTA. Using 320 slice multidetector row CT and designated v...

journal_title：Journal of cardiovascular computed tomography

authors： Sørensen SK,Kühl JT,Fuchs A,Norsk JB,Køber LV,Nordestgaard BG,Kofoed KF

更新日期：2017-01-01 00:00:00

abstract：:We present an illustrative case of a very rare complication of saphenous bypass: a huge aneurysm that severely compresses the right-heart cavities. ...

journal_title：Journal of cardiovascular computed tomography

authors： Plasencia-Martínez JM,Gonzálvez-Ortega M,Sánchez-González A,Rodríguez-Mondéjar MR,Rodríguez-Rodríguez ML,López-Cuenca ÁA

更新日期：2017-01-01 00:00:00

abstract：OBJECTIVES:Late contrast enhancement visualizes myocardial infarction, but the contrast to noise ratio (CNR) is low using conventional CT. The aim of this study was to determine if spectral CT can improve imaging of myocardial infarction. MATERIALS AND METHODS:A canine model of myocardial infarction was produced in 8 ...

journal_title：Journal of cardiovascular computed tomography

authors： Sandfort V,Palanisamy S,Symons R,Pourmorteza A,Ahlman MA,Rice K,Thomas T,Davies-Venn C,Krauss B,Kwan A,Pandey A,Zimmerman SL,Bluemke DA

更新日期：2017-01-01 00:00:00

abstract：BACKGROUND:There have been no reports about the diagnostic ability of coronary computed tomography angiography (CTA) in evaluating collateral channels used for retrograde chronic total occlusion (CTO) percutaneous coronary intervention (PCI). OBJECTIVE:We investigated the ability and diagnostic accuracy of coronary CT...

journal_title：Journal of cardiovascular computed tomography

authors： Sugaya T,Oyama-Manabe N,Yamaguchi T,Tamaki N,Ishimaru S,Okabayashi H,Furuya J,Yoshida T,Igarashi Y,Igarashi K

更新日期：2016-03-01 00:00:00

abstract：BACKGROUND:Computed tomography is the best noninvasive imaging modality for evaluating valve leaflet calcification. OBJECTIVE:To evaluate the association of aortic valve leaflet calcification with instantaneous valve opening and closing using dynamic multidetector computed tomography (MDCT). METHODS:We retrospectivel...

journal_title：Journal of cardiovascular computed tomography

authors： Minami K,Yoneyama K,Izumo M,Suzuki K,Ogawa Y,Chikaraishi K,Ogawa Y,Kobayashi Y,Furukawa T,Tanabe Y,Akashi YJ

更新日期：2016-01-01 00:00:00

abstract：BACKGROUND:Cardiac computed tomography angiography (coronary CTA) has emerged as a non-invasive method of diagnosing coronary artery disease. The extent of utilization and uptake of this technology since initiation of its funding by the government of Ontario is unknown. OBJECTIVES:The aim of our study was to examine c...

journal_title：Journal of cardiovascular computed tomography

authors： Roifman I,Rezai MR,Wijeysundera HC,Chow BJ,Wright GA,Tu JV

更新日期：2015-11-01 00:00:00

abstract：:Either left pulmonary sling or single origin of right and left pulmonary arteries (only three cases reported previously) are rare congenital heart anomalies and concomitantly occurred had not been reported. The image presentation is similar to type A1 truncus arteriosus but preserved pulmonary valve and main pulmonary...

journal_title：Journal of cardiovascular computed tomography

authors： Hsieh ML,Huang LT,Wang JN,Tsai YS

更新日期：2015-11-01 00:00:00

abstract：BACKGROUND:When coronary calcium scoring is performed in patients with suspected coronary artery disease, a separate noncontrast scan is acquired before contrast-enhanced coronary CT angiography (CTA). OBJECTIVE:Our aim was to develop and validate an automated method for calculating the coronary calcium score (CCS) fr...

journal_title：Journal of cardiovascular computed tomography

authors： Schuhbaeck A,Otaki Y,Achenbach S,Schneider C,Slomka P,Berman DS,Dey D

更新日期：2015-09-01 00:00:00

abstract：:Pulmonary artery intramural hematoma is a very rare condition that can occur isolated or in patients with aortic dissection, usually of Stanford type A. We present a rare case of pulmonary artery intramural hematoma associated with a Stanford type B aortic dissection in an 85-year-old man. ...

journal_title：Journal of cardiovascular computed tomography

authors： Miele V,Merola MG,Roncacci A,Ianniello S

更新日期：2015-09-01 00:00:00

abstract：:We present the case of a neonate with pulmonary atresia and persistent bilateral patent ductus arteriosus imaged by gated multidetector CT. Traditionally, these patients have been assessed preoperatively with invasive angiocardiography or with cardiovascular magnetic resonance under sedation. Our case illustrates that...

journal_title：Journal of cardiovascular computed tomography

authors： Ismail TF,Rigby M,Rubens MB,Nicol E

更新日期：2015-09-01 00:00:00

abstract：:Anomalous left coronary artery from the pulmonary artery (ALCAPA) is a rare form of congenital heart disease that has been successfully palliated for decades. Prior to coronary reimplantation, the Takeuchi repair was the most common operative palliation. The Takeuchi repair is still seen today at less experienced cong...

journal_title：Journal of cardiovascular computed tomography

authors： Cramer JW,Cinquegrani M,Cohen SB

更新日期：2015-09-01 00:00:00

abstract：OBJECTIVE:The purpose of this study is to investigate the cost and resource use due to chest pain (CP) evaluations after initial coronary CT angiography (CCTA) stratified by coronary artery disease (CAD) burden. METHODS:We examined 1518 patients referred for CCTA from January 2005 to July 2012 for downstream evaluatio...

journal_title：Journal of cardiovascular computed tomography

authors： Thomas DM,Shaw DJ,Barnwell ML,Jones RL,Ahmadian HR,Prentice RL,Lin CK,Triana T,Cheezum MK,Cury RC,Slim AM

更新日期：2015-07-01 00:00:00

abstract：BACKGROUND:Epicardial adipose tissue (EAT) is a metabolically active fat depot. Studies have investigated the effect of EAT thickness on outcomes of radiofrequency catheter ablation of atrial fibrillation (AF). However, data on the relationship between EAT thickness and outcome of cryoballoon-based pulmonary vein isola...

journal_title：Journal of cardiovascular computed tomography

authors： Kocyigit D,Gurses KM,Yalcin MU,Turk G,Evranos B,Yorgun H,Sahiner ML,Kaya EB,Hazirolan T,Tokgozoglu L,Oto MA,Ozer N,Aytemir K

更新日期：2015-07-01 00:00:00

abstract：:A 37-year-old man who recently underwent aortic valve replacement after endocarditis presented with cardiogenic shock. A large expansile pseudoaneurysm was subsequently discovered using multiple imaging modalities. Although transesophageal echocardiography is important in diagnosing valve endocarditis, coronary CT ang...

journal_title：Journal of cardiovascular computed tomography

authors： Maliske SM,Alshawabkeh L,Schouweiler K,Sigurdsson G

更新日期：2015-05-01 00:00:00

abstract：BACKGROUND:Among CT scanners, 320-row instruments feature decreased photon energy and yield strong contrast enhancement. Consequently, the contrast medium (CM) dose can be reduced. The results of low-tube-voltage coronary CT angiography (CCTA) performed on 320-row scanners have not been adequately assessed. OBJECTIVE:...

journal_title：Journal of cardiovascular computed tomography

authors： Oda S,Utsunomiya D,Yuki H,Kai N,Hatemura M,Funama Y,Kidoh M,Yoshida M,Namimoto T,Yamashita Y

更新日期：2015-01-01 00:00:00

abstract：BACKGROUND:Angina is a frequent symptom in patients with hypertrophic cardiomyopathy (HCM); however, it is often not because of significant epicardial coronary artery stenosis. Coronary CT angiography (CCTA) is an excellent modality to rule out significant coronary artery stenosis in the low- and intermediate-risk pati...

journal_title：Journal of cardiovascular computed tomography

authors： Shariat M,Thavendiranathan P,Nguyen E,Wintersperger B,Paul N,Rakowski H,Crean AM

更新日期：2014-11-01 00:00:00

abstract：BACKGROUND:There is concern regarding the administration of iodinated contrast to patients with impaired renal function because of the increased risk of contrast-induced nephropathy. OBJECTIVE:Evaluate image quality and feasibility of a protocol with a reduced volume of iodinated contrast and utilization of dual-energ...

journal_title：Journal of cardiovascular computed tomography

authors： Raju R,Thompson AG,Lee K,Precious B,Yang TH,Berger A,Taylor C,Heilbron B,Nguyen G,Earls J,Min J,Carrascosa P,Murphy D,Hague C,Leipsic JA

更新日期：2014-07-01 00:00:00

abstract：:A 71-year-old man, a heavy smoker, was admitted for evaluation of "chest oppression" after every dinner. Cardiac CT with a beta-blocker showed coronary stenosis in the left circumflex. Although adenosine triphosphate-stress perfusion single-photon emission CT revealed no ischemia, Holter electrocardiography belatedly ...

journal_title：Journal of cardiovascular computed tomography

authors： Nakahara T,Toyama T,Tsushima Y,Kurabayashi M

更新日期：2014-07-01 00:00:00

abstract：BACKGROUND:Epicardial adipose tissue (EAT) is emerging as a risk factor for coronary artery disease (CAD). OBJECTIVE:The aim of this study was to determine the applicability and efficiency of automated EAT quantification. METHODS:EAT volume was assessed both manually and automatically in 157 patients undergoing coron...

journal_title：Journal of cardiovascular computed tomography

authors： Mihl C,Loeffen D,Versteylen MO,Takx RA,Nelemans PJ,Nijssen EC,Vega-Higuera F,Wildberger JE,Das M

更新日期：2014-05-01 00:00:00