Assertion: doppler ultrasound | /r/HasProperty | useful
Facets:
value: especially
type: DEGREE
value: for identifying ectopic pregnancy
type: PURPOSE
value: in detecting blockages
type: PURPOSE
Source sentences:
text: Doppler ultrasound is useful in detecting blockages to blood flow, such as a blood clot blocking a vein, or narrowing of the blood vessels due to cardiovascular disease.
text: Its capability of producing more complete images means that it is especially useful for identifying ectopic pregnancy , fetal heartbeat, and abnormalities of the uterus, placenta, and associated pelvic structures.