NSG210: Clotting Questions with Detailed
Verified Answers
Where are clotting factors produced? Ans: The liver
What is Virchow's Triad? Ans: 3 Factors (Hypercoaguability, venous stasis, vessel
injury) that lead to development of VTE.
What factors put someone at a higher risk of hypercoaguability? Ans: oral
contraceptive, pregnancy, certain cancers, IBD, hematologic disorders
What factors put someone at a higher risk of Venous stasis? Ans: immobility,
extended travel, limb paralysis, spinal cord injury, AFib, varicose veins
What factors put someone at a higher risk of vessel injury? Ans: orthopedic surgery,
CVC, and injury
What are the risk factors of developing a VTE? Ans: Advanced age, sedentary lifestyle,
african american, asian, pacific islander, obesity, surgery (specifically ortho), smoking,
estrogen, pregnancy, certain cancers, genetics
What are the most common areas of DVT? Ans: Superficial femoral, popliteal,
peroneal, posterior tibial
What are S/S of DVT in the extremities? Ans: redness, edema, tenderness, warmth,
induration
What Dx would you run for DVT dx? Ans: D-dimer & venous U/S
What is a D-dimer test and how is it confirmed? Ans: lab test that shows by product
of clotting in the blood that releases when the clot begins to breakdown. Confirmed
with ultrasound
What is a thrombectomy and what does it treat? Ans: Contrast dye is used to
fragment and aspirate DVTs
Verified Answers
Where are clotting factors produced? Ans: The liver
What is Virchow's Triad? Ans: 3 Factors (Hypercoaguability, venous stasis, vessel
injury) that lead to development of VTE.
What factors put someone at a higher risk of hypercoaguability? Ans: oral
contraceptive, pregnancy, certain cancers, IBD, hematologic disorders
What factors put someone at a higher risk of Venous stasis? Ans: immobility,
extended travel, limb paralysis, spinal cord injury, AFib, varicose veins
What factors put someone at a higher risk of vessel injury? Ans: orthopedic surgery,
CVC, and injury
What are the risk factors of developing a VTE? Ans: Advanced age, sedentary lifestyle,
african american, asian, pacific islander, obesity, surgery (specifically ortho), smoking,
estrogen, pregnancy, certain cancers, genetics
What are the most common areas of DVT? Ans: Superficial femoral, popliteal,
peroneal, posterior tibial
What are S/S of DVT in the extremities? Ans: redness, edema, tenderness, warmth,
induration
What Dx would you run for DVT dx? Ans: D-dimer & venous U/S
What is a D-dimer test and how is it confirmed? Ans: lab test that shows by product
of clotting in the blood that releases when the clot begins to breakdown. Confirmed
with ultrasound
What is a thrombectomy and what does it treat? Ans: Contrast dye is used to
fragment and aspirate DVTs
