Ultrasound: The RequisitesThis new volume in the popular Radiology RequisitesT series efficiently presents all of the core knowledge in general, vascular, and obstetric/gynecologic ultrasound. It covers everything from basic principles through state-of-the-art tech-niques, with a focus on the specific information needed to pass the boards and practice radiology. Concise but compre-hensive, it is extremely easy to read, with abundant charts and lists to summarize important facts at a glance.
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From inside the book
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Page 19
... Shadowing Acoustic shadowing is so common in ultrasound images that it is often not even considered to be an artifact . It occurs when the energy of transmitted sound is decreased by reflection and / or absorption . The shad- owing that ...
... Shadowing Acoustic shadowing is so common in ultrasound images that it is often not even considered to be an artifact . It occurs when the energy of transmitted sound is decreased by reflection and / or absorption . The shad- owing that ...
Page 31
... shadowing from small stones . Because sound absorption increases at higher frequencies , non - shad- owing stones may be converted into shadowing stones by switching to a higher - frequency transducer ( Fig . 2-9A and B ) . Another ...
... shadowing from small stones . Because sound absorption increases at higher frequencies , non - shad- owing stones may be converted into shadowing stones by switching to a higher - frequency transducer ( Fig . 2-9A and B ) . Another ...
Page 33
... shadowing . B , A similar view obtained at 6.0 MHz shows readily detectable shadowing . C , View of the gallbladder with the focal zone placed at the deep aspect of the field of view shows only faint acoustic shadowing from the ...
... shadowing . B , A similar view obtained at 6.0 MHz shows readily detectable shadowing . C , View of the gallbladder with the focal zone placed at the deep aspect of the field of view shows only faint acoustic shadowing from the ...
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Common terms and phrases
abdominal abnormalities amniotic fluid anomalies appearance Axial image bile duct blood flow bowel C8-4v Gyn/Fert/Pel calcification cancer carcinoma carotid cause cell cervix cholecystitis clinical color Doppler imaging color Doppler view common cystic cysts detected diagnosis diameter different patients dilated disease DUKE UNIVERSITY echogenic ectopic pregnancy endometrial enlarged ersist evaluation fetal fetus fetuses fibroid Figure fluid collection focal gallbladder gestational age gestational sac gray-scale hematoma hepatic artery hepatic vein hyperechoic hypoechoic identified kidney lesions liver long arrow mass cursors measurement metastases multiple nodules normal OBFDC Obstet Gynecol obstruction oligohydramnios Opt:Gen ovarian ovaries pancreatic pelvis placenta placenta previa polyhydramnios portal vein posterior pulsed Doppler Radiology Rate:Max renal Roentgenol sagittal scan seen shadowing short arrow soft tissue solid sonography spleen splenic stenosis structures testis thickening thrombus thyroid transabdominal transducer transvaginal Transverse view tumors twin typically ultrasound urinary bladder usually uterine uterus vascular ventricle wall weeks