B/W ultrasound , los yog dub thiab dawb ultrasound, yog hais txog ib hom kev kho mob imaging uas siv high-frequency suab nthwv dej los tsim cov duab pom ntawm sab hauv lub cev. Cov txheej txheem tsis-tus kab mob no feem ntau yog siv rau kev kuaj mob hauv ntau yam kev kho mob, suav nrog obstetrics, cardiology, thiab radiology.