svc obstruction…

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heart, section, the middle, superior vena cava obstruction, superior vena cava syndrome, svc obstruction, narrowing, obstruction, the superior vena cava, the major vein draining the upper body, superior vena cava, svc, obstruction, relatively rare condition, most often it, one of several cancers, found, in the mediastinum, the chest under the breastbone, between the lungs, lymphomas, cancer, the lung, extension, mediastinum, breast cancer, testicular cancer, thyroid cancer, thymic tumors, superior vena cava obstruction, noncancerous conditions that cause chronic fibrosis, scarring, lung infections, tuberculosis, histoplasmosis infection, thrombophlebitis, particularly extension of thrombophlebitis of superficial veins, subclavian vein, superior vena cava obstruction include aortic aneurysm, constrictive pericarditis, goiter, neck swelling, facial swelling, arm swelling, swelling around the eye socket, periorbital, sensation of head, ear "fullness", reddish face, cheeks, reddish palms, reddish mucous membranes, inside the nose, mouth, redness changing to blueness later, headache, dizziness, vision changes, fainting, decreased alertness, suddenly, bending over, lying down, an examination, dilated cutaneous, skin, veins, the face, neck, upper chest, blood pressure, in the arms, in the legs, a bronchoscopy performed, lung cancer is suspected, obstruction, the svc, chest x-ray, ct scan, the chest, mri of chest, coronary angiography, doppler ultrasound, radionuclide ventriculography, tests, liver scan, abdominal mri, goal of treatment is relief, the obstruction, diuretics, relieve swelling, must be identified, radiation, chemotherapy, surgical removal of tumors, surgery to bypass the obstruction is rarely performed, placement of a stent to open up the svc is available at some medical centers, depending on the cause, extent of obstruction, throat could swell, block the airways, a lung tumor is present, symptoms indicate svc obstruction present, complications, serious, fatal, prompt treatment of causative disorders, reduce the risk of development of svc obstruction.