A-scan ultrasonography

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Related to A-scan ultrasound biometry: ophthalmic biometry
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Noun1.A-scan ultrasonography - the use of ultrasonography to measure the length of the eyeball
echography, sonography, ultrasonography, ultrasound - using the reflections of high-frequency sound waves to construct an image of a body organ (a sonogram); commonly used to observe fetal growth or study bodily organs
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References in periodicals archive ?
Fourteen eyes from seven clinically normal cats were examined for intraocular distances (using A-scan ultrasound biometry) and corneal curvature (using keratometry) and by using these data appropriate posterior chamber IOL strength to achieve emmetropia after lens removal has been predicted.
The purpose of this study was to measure the intraocular distances (using A-scan ultrasound biometry) and corneal curvature (using keratometry) of feline eye and to use these data to predict appropriate posterior chamber IOL strength to achieve emmetropia after lens removal.