MSK -Core Clinical Sonosim
Which of the following statements regarding ultrasound imaging of joints is (are) correct?
- The Thompson sign helps identify a joint effusion
- The Seagull Sign helps identify the joint space
- Joint effusions have an hyperechoic appearance
- All of the above
- None of the above - ANSWER-B. The Seagull Sign helps identify the joint space
Fractures are not reliably detected with ultrasound.
- True
- False - ANSWER-B. False
Which of the following structures are matched appropriately with respective echogenicity?
- Fascia has an isoechoic appearance
- Muscle has a hyperechoic appearance
- Tendon has a hypoechoic appearance
- Bone is hyperechoic and exhibits shadowing
- None of the above - ANSWER-D. Bone is hyperechoic and exhibits shadowing
Which statement regarding tendon imaging is incorrect?
- Tendons are easily identifiable by ultrasound.
- Tendons are much more hyperechoic than muscle.
- Tendons should be assessed as a part of a complete musculotendinous unit as a
- Ultrasound operators must account for anisotropy when imaging tendons.
- None of the above - ANSWER-E. None of the above
joint is taken through a full range of motion.
Ultrasound can detect joint effusions as small as several milliliters in volume.
- True
- False - ANSWER-A. True
Which of the following statements regarding ultrasound-guided joint aspirations is (are) incorrect?
- Ultrasound guidance can improve success rates over landmark-driven methods
- A large footprint curved-array transducer is best suited for image guidance
- The transducer is placed over the joint of interest with probe indicator pointing
- / 1
towards the patient's head