-->  webster's online dictionary with multilingual thesaurus translation             earth's largest dictionary with more than 1226 modern languages and eve! Definition: venous thrombosis part of speech definition noun 1. is viagra over the counter yahoo Thrombosis of a vein without prior inflammation of the vein; associated with sluggish blood flow (as in prolonged bedrest or pregnancy or surgery) or with rapid coagulation of the blood. [wordnet]. Source: wordnet 3. viagra thailand 2011 0 copyright â© 2006 by princeton university. All rights reserved. Top extended definition: venous thrombosis venous thrombosis venous thrombosis classification & external resources icd-10 i 80. -i 82. Icd-9 453 a venous thrombosis is a blood clot that forms within a vein. Thrombosis is a specific medical term for a blood clot that remains in the place where it formed. Superficial venous thromboses can cause discomfort but generally do not cause serious consequences, unlike the deep venous thromboses (dvts) that form in the deep veins of the legs or in the pelvic veins. is viagra over the counter yahoo Since the veins return blood to the heart, if a piece of a blood clot formed in a vein breaks off it can be transported to the right side of the heart, and from there into the lungs. viagra online A piece of thrombus that is transported in this way is an embolism: the process of forming a thrombus that becomes embolic is called a thromboembolism. viagra generic An embolism that lodges in the lungs is a pulmonary embolism (pe). Systemic embolisms of venous origin can occur in patients with an atrial or ventricular septal defect, through which an embolus may pass into the arterial system. cheap viagra This is termed a paradoxical emboli. generic viagra A pulmonary embolus is a very serious condition that can be fatal if not recognized and treated promptly. buy cheap viagra Risk factors general older age female gender smoking obesity pregnancy immobilisation minor injuries medical surgery trauma oral contraceptive use varicose veins malignancy kidney disorders lupus anticoagulant paroxysmal nocturnal hemoglobinuria inflammatory bowel disease thromboangiitis obliterans (mb bã¼rger) disseminated intravascular coagulation familial antithrombin iii deficiency protein c deficiency/protein s deficiency apc resistance (factor v leiden) dysfibrogenemia hypoplasminogenemia familial homocysteinemia prevention vitamin e may prevent venous thrombosis. References karlijn j. long before daily viagra works Van stralen, msc; frits r. Rosendaal, md, phd; carine j. generic viagra without prescription M. Doggen, phd (january 14, 2008). can i buy viagra over the counter in mexico "minor injuries as a risk factor for venous thrombosis". Arch intern med 168 no. 1: 21-26. ‚ glynn rj, ridker.