Jisho

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ちょうおんけん 超音波検査
Noun
1. ultrasound examination; ultrasound scan
Wikipedia definition
2. Medical ultrasonographyDiagnostic sonography (ultrasonography) is an ultrasound-based diagnostic imaging technique used for visualizing subcutaneous body structures including tendons, muscles, joints, vessels and internal organs for possible pathology or lesions. Obstetric sonography is commonly used during pregnancy and is widely recognized by the public. In physics, the term "ultrasound" applies to all sound waves with a frequency above the audible range of human hearing, about 20 kHz.
Read “Medical ultrasonography” on English Wikipedia
Read “超音波検査” on Japanese Wikipedia
Read “Medical ultrasonography” on DBpedia

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