Superior Vena Cava Syndrome in the Cancer Patient: A Case Study
نویسنده
چکیده
PATHOPHYSIOLOGY The superior vena cava (SVC) is a short large-diameter vein (about 7 cm long) that carries deoxygenated blood from the upper half of the body to the heart’s right atrium (Figure 1). The SVC is located in the anterior right superior mediastinum, surrounded by the sternum, ribs, vertebral bodies, and aorta (Nunnelee, 2007). When the SVC is compressed, blood flows through the collateral vascular network to create venous
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