Search results
Results from the WOW.Com Content Network
Superficial vein thrombosis (SVT) extension to the deep vein system and/or recurrence of SVT. Suppurative thrombophlebitis is suspected when erythema extends significantly beyond the margin of the vein and is likely to be associated with significant fever. If suspected, antibiotic treatment, surgical drainage, and potentially vein excision are ...
Deep and superficial vein thrombosis may in turn be caused by thrombophilia, which is an increased propensity of forming blood clots. [citation needed] Arteriovenous fistula (an abnormal connection or passageway between an artery and a vein) may cause chronic venous insufficiency even with working vein valves. [citation needed]
Endovenous laser treatment treats varicose veins using an optical fiber that is inserted into the vein to be treated, and laser light, normally in the infrared portion of the spectrum, [1] shines into the interior of the vein. This causes the vein to contract, and the optical fiber is slowly withdrawn.
When using central venous access, the subclavian (or axillary) vein is preferred due to its ease of access and lowest infectious complications compared to the jugular and femoral vein insertions. [6] Catheter complications include pneumothorax, accidental arterial puncture, and catheter-related sepsis. The complication rate at the time of ...
Permanent vein collapse occurs as a consequence of: [citation needed] Repeated injections, especially with blunt needles. Poor injection technique. Injection of substances which irritate the veins; in particular, fluids that are hypertonic (high osmolality), vasoactive, irritants, with an extreme pH (very acidic / alkaline), [3] or liquid methadone intended for oral use.
During surgery, incisions are made depending on the location of the blockage. [3] Usually, a healthy vein is located and sewn above and below the blockage to bypass the narrowed or blocked femoral artery. [6] This allows the blood to be redirected to flow through the new healthy vessel around the blockage.
Varicose veins and reticular veins are often treated before treating telangiectasia, although treatment of these larger veins in advance of sclerotherapy for telangiectasia may not guarantee better results. [18] [19] [20] Varicose veins can be treated with foam sclerotherapy, endovenous laser treatment, radiofrequency ablation, or open
In medicine, vein graft failure (VGF) is a condition in which vein grafts, which are used as alternative conduits in bypass surgeries (e.g. CABG), get occluded. Veins, mainly the great saphenous vein (GSV) are the most frequently used conduits in bypass surgeries ( CABG or PABG), due to their ease of use and availability. [ 1 ]