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Diagnostic Performance of Computed Tomography for Detection of Concomitant Coronary Disease in Hypertrophic Cardiomyopathy

Overview
Journal Eur Radiol
Specialty Radiology
Date 2014 Nov 1
PMID 25358595
Citations 4
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Abstract

Objectives: To evaluate the diagnostic performance of computed tomography (CT) in patients with hypertrophic cardiomyopathy (HCM) and suspected coexistent coronary artery diseases (CADs).

Methods: Sixty patients were enrolled in this study. Cardiac CT examination included CT coronary angiography (CTCA) and delayed enhancement CT. CT performance in evaluation of the coronary artery was assessed and compared with that of catheter-based coronary angiography (CA). The left ventricle (LV) wall thickness, functional indices and myocardial delayed enhancement (MDE) were measured via cardiac magnetic resonance (CMR) and CT images.

Results: Compared with catheter-based CA, CTCA produced a 100 % (24/24) sensitivity, a 94.4 % (34/36) specificity, a 92.3 % (24/26) positive predictive value and a 100 % (34/34) negative predictive value. CT-measured LV wall thickness and functional indices were correlated with those measured via CMR (P < 0.01), though the CT-measured values were smaller than the CMR-measured values. Bland-Altman analysis showed the volume of the focal MDE determined via CT was slightly smaller than that determined using CMR (mean difference: 0.3 cm(3)).

Conclusions: For patients with HCM and suspected coexistent CAD, this comprehensive cardiac CT protocol can be helpful in ruling out coronary stenosis and can provide information regarding morphology, function and tissue characterization of the LV myocardium.

Citing Articles

The Potential Role of Cardiac CT in the Evaluation of Patients With Known or Suspected Cardiomyopathy: From Traditional Indications to Novel Clinical Applications.

Conte E, Mushtaq S, Muscogiuri G, Formenti A, Annoni A, Mancini E Front Cardiovasc Med. 2021; 8:709124.

PMID: 34595219 PMC: 8476802. DOI: 10.3389/fcvm.2021.709124.


Clinical significance of evaluating coronary atherosclerosis in adult patients with hypertrophic cardiomyopathy who have chest pain.

Shin Y, Lee J, Yoo J, Kim J, Jeon Y, Yoon Y Eur Radiol. 2019; 29(9):4593-4602.

PMID: 30796567 DOI: 10.1007/s00330-018-5951-8.


Multimodality Imaging for Left Ventricular Hypertrophy Severity Grading: A Methodological Review.

Alkema M, Spitzer E, Soliman O, Loewe C J Cardiovasc Ultrasound. 2017; 24(4):257-267.

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Utility of cardiac CT for evaluating delayed contrast enhancement in dilated cardiomyopathy.

Cerny V, Kuchynka P, Marek J, Lambert L, Masek M, Palecek T Herz. 2016; 42(8):776-780.

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