DMS 250 Chapter 40 Lower Extremity Venous

____: three factors associated with thrombus formation

virchow’s triad

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virchow’s triad:

• hypercoagulable state (thrombophilia) blood clotting too quickly

• venous stasis

• vein wall injury

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risk factors for DVT:

• age >40

• malignancy

• prev DVT or PE

• immobilization (bed rest, paralysis of legs, extended travel)

• fracture of pelvis, hip, or long bones

• myocardial infarction, stroke

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signs and symptoms of acute DVT:

• persistent calf, leg, or arm swelling

• pain or tenderness of leg (usually posterior calf) or arm-shoulder region

• venous distention

• ↑ temp and redness

• superficial venous dilation

• homan’s sign (calf discomfort on passive dorsiflexion)

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superficial venous thrombosis is a palpable subcutaneous ____

“cord”

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____ IS A POTENTIALLY LETHAL COMPLICATION OF ACUTE DVT

pulmonary embolism

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venous blood flow normally from ____ veins to ____ veins

superficial; deep

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soleal sinuses do not have ____

valves

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in lower popliteal fossa, popliteal vein lies ____ and ____ to artery

anterior and medial

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____ is companion of the femoral artery

femoral vein

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femoral vein was once called ____

superficial femoral vein

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FV is a ____ vein

deep

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FV ascends up the ____ thigh

medial

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profunda femoris

deep femoral

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common femoral vein CFV lies in ____ medial to common femoral artery

scarpa’s triangle

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right common iliac vein is ____ than the left

shorter

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right common iliac vein is oriented ____

vertically

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left common iliac vein lies to medial side of ____

left common iliac artery

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left common iliac vein crosses beneath ____

right iliac artery

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left common iliac vein is mildly compressed by the ____

right iliac artery

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