DVT, PATHOPHYSIOLOGY, VIRCHOW-S TRIAD, RISK FACTORS FOR VTE EXAM QUESTIONS AND ANSWERS

DVT, PATHOPHYSIOLOGY,
VIRCHOW'S TRIAD, RISK FACTORS
FOR VTE EXAM



VTE - Correct Answers -venous thromboembolism ; includes both DVT and PE

DVT - Correct Answers -deep vein thrombosis; presents a greater risk for PE

PE - Correct Answers -pulmonary embolism; dsilodged blood clot travels to the
pulmonary artery- a medical emergency!
Embolus - Correct Answers -blood clot that will actually move into the bloodstream

thrombophlebitis - Correct Answers -thrombus associated with inflammation

phlebothrombosis - Correct Answers -thrombus not associated with inflammation

pathophysiology of DVT - Correct Answers -Originates in the deep vein- lower leg (calf,
thigh, pelvis); may also occur in upper extremity
Thrombus formation (Virchow's triad). Thrombus may be dislodged

Thrombus - Correct Answers -blood clot formed due to endothelial injury, venous stasis,
hypercoagulability.
associated with the inflammartory process
can lead to embolus

Virchow's triad - Correct Answers -events that cause thrombus formation
1. circular stasis
2. vascular wall injury
3. hypercoaguable

risk factors for VTE
*no need to memorize all - Correct Answers -Recent major surgery
Paralytic spinal cord injury
Multiple trauma
Malignancy
Congestive heart failure or respiratory failure
Circulatory problems
Hormone replacement therapy, oral contraceptive