Definitions of echography
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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synonyms:
sonography, ultrasonography, ultrasound-
types:
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A-scan ultrasonographythe use of ultrasonography to measure the length of the eyeball
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B-scan ultrasonographythe use of ultrasonography to view structure in the back of the eye
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type of:
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prenatal diagnosisany of the diagnostic procedures used to determine whether a fetus has a genetic abnormality
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imaging, tomography(medicine) obtaining pictures of the interior of the body
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A-scan ultrasonography
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