Previous QuizPrev Quiz
Abdominal Applications of Ultrasound Contrast Agents
Next QuizNext Quiz

Diagnostic Sonography

Medicine

Quiz 17 :
Abdominal Applications of Ultrasound Contrast Agents

Quiz 17 :
Abdominal Applications of Ultrasound Contrast Agents

Showing 1 - 20 of 22
Next Quiz
arrow
Most of the research and development of ultrasound contrast agents (UCAs) has centered on creating agents that can:
Free
Multiple Choice
Answer:

Answer:

C

arrow
Vascular ultrasound agents enhance Doppler flow signals by:
Free
Multiple Choice
Answer:

Answer:

B

arrow
For a vascular ultrasound contrast agent to be clinically useful, it should:
Free
Multiple Choice
Answer:

Answer:

D

arrow
Depending on the clinical application, vascular UCAs may be administered via:
Multiple Choice
Answer:
arrow
The microbubbles of tissue-specific UCAs are:
Multiple Choice
Answer:
arrow
When insonating microbubble-based UCAs, the acoustic pressure present within the acoustic field:
Multiple Choice
Answer:
arrow
Ultrasound contrast agents have shown the potential to improve the accuracy of hepatic sonography including:
Multiple Choice
Answer:
arrow
Which of the following vessels are the first to demonstrate contrast enhancement in the liver?
Multiple Choice
Answer:
arrow
The first ultrasound contrast agent to receive FDA approval was used in:
Multiple Choice
Answer:
arrow
Evaluation of a patient with known cirrhosis often demonstrates a(n):
Multiple Choice
Answer:
arrow
In harmonic-imaging mode, the echoes from the oscillating microbubbles have a:
Multiple Choice
Answer:
arrow
The mechanical index (MI) uses:
Multiple Choice
Answer:
arrow
The detection of flow in the hepatic capillaries is identified in the ___________ phase.
Multiple Choice
Answer:
arrow
When using ultrasound contrast agents, a lesion that gets progressively echogenic over time is most likely:
Multiple Choice
Answer:
arrow
Hepatic cavernous hemangiomas demonstrate only peripheral enhancement during the:
Multiple Choice
Answer:
arrow
Several reports have described the contrast-enhanced sonographic appearance of hepatocellular carcinoma as having intense enhancement in the _____________ phase.
Multiple Choice
Answer:
arrow
In the early arterial phase, using tissue-specific contrast agents, focal nodular hyperplasia can have a similar appearance to a:
Multiple Choice
Answer:
arrow
The rupture of microbubbles results in random:
Multiple Choice
Answer:
arrow
Tissue-specific ultrasound contrast agents can be considered to be:
Multiple Choice
Answer:
arrow
Induced acoustic-emission effects are independent of:
Multiple Choice
Answer:
Showing 1 - 20 of 22
Next Quiz