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DVT423-JF1
USIDMS Lower Extremity Venous Doppler for Insufficiency
Question | Answer |
---|---|
What is it called when there is the presence of calf pain with dorsiflexion of the foot? | Positive Homan's sign. |
What imaging technique is considered the "gold standard" for evaluating deep vein thrombosis and venous insufficiency? | Conventional venography. |
T/F: Perforators should always travel from the deep system to the superficial system. | False- Perforators should take blood from the superficial vessels to the deep vessels. |
Is it okay to perform an EVLT on a patient with DVT? | No...we shouldn't laser the GSV if it is serving as a collateral for the deep system. |
When a patient performs a valsalva maneuver, what should happen? | All venous flow should stop. |
Is an ulceration on the foot most likely an arterial or venous problem? | Arterial. |
Are venous ulcers typically painful? | Not really, they tend to be mildly painful. |
Congestive heart failure can cause bilateral swelling...which can cause what type of Doppler signal in a deep LE vein? | Pulsatile. |
Proximal compression will give the same result as... | A valsalva maneuver. |
When doing PPG, what time is normal for venous refill time? | > 20 seconds. |