Effects of gender and defect reversibility on detection of coronary disease with an upright and supine cadmium-zinc-telluride camera.
J Nucl Cardiol
; 28(4): 1569-1582, 2021 08.
Article
en En
| MEDLINE
| ID: mdl-31489586
ABSTRACT
BACKGROUND:
Limited data address the roles of gender, perfusion defect reversibility, and imaging position in interpretation of images acquired on an upright/supine cadmium-zinc-telluride (CZT) cardiac imaging system. METHODS ANDRESULTS:
From a consecutive cohort of patients imaged on an upright/supine CZT camera, 260 patients with coronary angiograms were studied. Multivariable models identified gender as a significant effect modifier for imaging variables of CAD. For males, a supine summed stress score (SSS) ≥ 3 provided high accuracy (sensitivity 70.7%, specificity 72.2%), and highest contribution to multivariable models. In females, supine SSS ≥ 2 provided the best cut-off for defect size and severity (sensitivity 90%, specificity 35.9%), but specificity was improved substantially to 53.3% with decrease in sensitivity to 80% by also requiring quantitative identification of perfusion defect reversibility in the supine position. Eight variables, accurate for predicting coronary disease, were more accurate with supine than upright imaging.CONCLUSIONS:
Perfusion defect reversibility improved specificity in female patients for detection of coronary disease compared to perfusion defect size and extent alone. Supine images provided superior accuracy for detection of coronary disease compared to upright images.Palabras clave
Texto completo:
1
Colección:
01-internacional
Banco de datos:
MEDLINE
Asunto principal:
Telurio
/
Zinc
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Enfermedad de la Arteria Coronaria
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Cadmio
/
Cámaras gamma
/
Tomografía Computarizada de Emisión de Fotón Único
/
Imagen de Perfusión Miocárdica
/
Posicionamiento del Paciente
Tipo de estudio:
Diagnostic_studies
/
Etiology_studies
/
Incidence_studies
/
Observational_studies
/
Prognostic_studies
/
Risk_factors_studies
Límite:
Aged
/
Female
/
Humans
/
Male
/
Middle aged
Idioma:
En
Revista:
J Nucl Cardiol
Asunto de la revista:
CARDIOLOGIA
Año:
2021
Tipo del documento:
Article
País de afiliación:
Estados Unidos