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DVT Ultrasound Questions and Correct
Answers/ Latest Update / Already Graded
Causes of a DVT
Ans: Venous stasis
Vascular injury
Hypercoagulability
Risk Factor for DVT
Ans: > 60
Cancer
Recent surgery (esp orthopedic)
pregnancy
smoking
trauma
Birth control/hormone replacement
DVT Exam
Ans: Use 2 point compression exam focusing on the common
femoral vein confluence and the popliteal view
96% specificity and sensitivty
Must repeat test in 5-7d of first exam
All rights reserved © 2025/ 2026 |
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Do not use DVT exam on someone who _____
Ans: is unreliable, has altered anatomy from a bypass or vessel
harvesting, or if there is very high suspicion for calf vein DVT or
pelvic DVT
Ultrasound signs of DVT
Ans: Direct visualization
Lack of compression
Lack of respiratory variation
Lack of augmentation
Linear probe
Ans: Best for superficial structures
Higher frequency probe
Creates high resolution images
Best used for vascular imaging and line placement
Compression ultrasound
Ans: Cross section
Arteries do not collapse
All rights reserved © 2025/ 2026 |
DVT Ultrasound Questions and Correct
Answers/ Latest Update / Already Graded
Causes of a DVT
Ans: Venous stasis
Vascular injury
Hypercoagulability
Risk Factor for DVT
Ans: > 60
Cancer
Recent surgery (esp orthopedic)
pregnancy
smoking
trauma
Birth control/hormone replacement
DVT Exam
Ans: Use 2 point compression exam focusing on the common
femoral vein confluence and the popliteal view
96% specificity and sensitivty
Must repeat test in 5-7d of first exam
All rights reserved © 2025/ 2026 |
, Page |2
Do not use DVT exam on someone who _____
Ans: is unreliable, has altered anatomy from a bypass or vessel
harvesting, or if there is very high suspicion for calf vein DVT or
pelvic DVT
Ultrasound signs of DVT
Ans: Direct visualization
Lack of compression
Lack of respiratory variation
Lack of augmentation
Linear probe
Ans: Best for superficial structures
Higher frequency probe
Creates high resolution images
Best used for vascular imaging and line placement
Compression ultrasound
Ans: Cross section
Arteries do not collapse
All rights reserved © 2025/ 2026 |
