What is internal vena cava?
10951. Anatomical terminology. The ‘inferior vena cava is a large vein that carries the deoxygenated blood from the lower and middle body into the right atrium of the heart.
What is the function of Venacava?
A large vein that carries blood to the heart from other areas of the body. The vena cava has two parts: the superior vena cava and the inferior vena cava. The superior vena cava carries blood from the head, neck, arms, and chest.
Where is the intrahepatic IVC?
The IVC has a retroperitoneal course within the abdominal cavity. It runs along the right side of the vertebral column with the aorta lying laterally on the left.
What causes superior vena cava syndrome?
What causes superior vena cava syndrome? SVCS is caused when the flow of blood in the SVC vein slows. This vein carries blood from the head, neck, chest, and arms to the heart. Blood flow may be slowed by a blood clot, a tumor, or because the vein is being compressed by nearby tissue.
How many superior vena cava are there?
two venae cavae
The superior vena cava (SVC) is the superior of the two venae cavae, the great venous trunks that return deoxygenated blood from the systemic circulation to the right atrium of the heart. It is a large-diameter (24 mm) short length vein that receives venous return from the upper half of the body, above the diaphragm.
Where does the IVC bifurcate?
The IVC is formed by the right and left common iliac veins on the right anterior surface of the fifth lumbar vertebra, 2.5 cm to the right of the median plane, inferior to the bifurcation of the abdominal aorta, and brings blood to the right atrium of the heart from all parts of the body below the diaphragm [10].
What are early signs of superior vena cava syndrome?
Superior vena cava syndrome consists of various symptoms due to compression of the SVC (Lepper et al., 2011). Early signs and symptoms include cough, dyspnea, hoarseness, chest pain, jugular vein distention, and edema of the hands, face, and/or neck.