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16 Cards in this Set
- Front
- Back
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2 components of the venous circulation of the lower extermities
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superficial veins.... deep venous channel
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venous valves
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prevent the retrograde flow of blood
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varicose veins
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dilated or toruous veins that result from a sustainal increase in pressue that causes the venous valves to become incompetent allowing for reflux of blood and vein engorement
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primary varicose veins
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originate in symhnos vein
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second varicose veins
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impaired flow
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S&S of chronic venous insufficient
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edema (pitty edema), pain, heavy discomfort
relieve with walking or with wearing compression stockings -skin changes purple reddish brownish |
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preferal artery disease
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-edema (very minimal limited or absent)
-complain of pain when walking or excersing -goes when rest -build up of lactic acid -skin will be pale, loss of hair, cool to touch -noctarnal pain relived legs of bed |
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Chronic venous insufficient
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polses are normal but hard to located
-ulcers medial around ankle |
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PAD preferal artery disease
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decreased or absent past of occlusion
-wounds form toes, foot distal heel |
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Risk factors for venous thrombosis
-venous stasis |
bed rest
immobility venous obstruction |
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Risk factors for venous thrombosis
-hyperreativity of blood coagulation |
pregnancy child birth oral contraceptive use
-DEHYDRATION |
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Risk factors for venous thrombosis
-Vascular trauma |
surgery massive trauma or infection
-fractured hip |
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Treatment of venous thrombosis
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elevation of the legs
-bed rest -anticoagulation -heparin: prevent clotting -warfarin: oral at home for 6 months |
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Treatment of varicose veins
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elastic support stockings
-sclerothearpy ---- involves the injection of sclerosing agent into the collapsed superficial veins to produce fibrosis of the vessel lumen ---surgical treatment consists of removing the varicositres perforating veins |
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chronic venous insufficiency signs and symptoms
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tissue congestion
-edema -skin a troph -brown pigmentation of skin -impaired tissue nutrition causes stasis dermtitis and the development of stasis or venous ulcers |
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venous thrombosis
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-presence of a thrombus in vein and the accompanying inflammatory response in the vessel wall
-can develop in superficial or deep veins -DVT most common in the lower extremities |
