| DUS | diagnostic ultrasonography; Doppler flow ultrasound |
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| RTU | real-time ultrasonography; relative time unit; renal transplantation unit |
| TRUS | transrectal ultrasonography |
| US | screen unsharpness ultrasonic, ultrasound; ultrasonography; unconditioned stimulus; unique sequence;... |
| USE | ultrasonic echography; ultrasonography |
| ultrasonography, prenatal | The visualization of tissues during pregnancy through recording of the echoes of ultrasonic waves directed into the body. The procedure may be applied with reference to the mother or the foetus and with reference to organs or the detection of maternal or foetal disease. (12 Dec 1998) |
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| ultrasound/ultrasonography | A test in which high-frequency sound waves (ultrasound) are bounced off tissues and the echoes are converted into a picture (sonogram). (12 Dec 1998) |