نتایج جستجو برای: superior vena cava
تعداد نتایج: 152487 فیلتر نتایج به سال:
A 42-year-old woman presented with end-stage renal failure secondary to reflux nephropathy in 1998. She was treated with haemodialysis after a brief attempt at peritoneal dialysis. Unfortunately, because of problems with arteriovenous fistulae, multiple central venous cannulations were required for dialysis. In June 2002, she presented with sudden onset facial swelling and distended veins over ...
Persistent left superior vena cava (PLSVC) is a congenital anomaly of the thoracic venous system resulting from the abnormal persistence of an embryological vessel that normally regresses during early fetal life. This anomaly is often discovered incidentally during surgery, cardiovascular imaging or invasive cardiovascular procedures. In most cases, a PLSVC drains into the right atrium through ...
Superior vena cava syndrome is caused by obstruction of the superior vena cava due to a variety of malignant and benign entities. The most common malignant entities are lung cancer and mediastinal tumor. Conventional treatments include bypass surgery, external beam radiation therapy, chemotherapy, and medical treatment. In this report, we performed an intravascular metallic stent deployment and...
filling defects are often observed on 99mtc sulfur colloid liver scans. hot spots are much less frequently seen. superior vena cava syndrome is the most frequent cause of this finding. in this report 3 patients with s.v.c and budd - chiari syndrome with hot spot on liver scan are presented. mechanisms of scintigraphic patterns are reviewed.
We describe the case of a 1-month-old infant with a complete atrioventricular septal defect with right dominance, situs solitus, and drainage from the persistent left superior vena cava to the coronary sinus. Corrective surgery was carried out without previous cardiac catheterization. During the operation, the right superior vena cava was found to be absent. Cyanosis and head-and-neck edema wer...
erally from the aortic arch. Enlargement of the nipple is usually due to dilation of the left superior intercostal vein as it heads for the left innominate vein lateral to the aortic arch. Where the superior vena cava or, occasionally, the inferior vena cava-is obstructed, the aortic nipple becomes prominent and enlarged (1-4); according to Friedman et al. (1), a nipple larger than 4.5 mm in di...
Intracardiac malignancies are most commonly metastatic cardiac tumors, and they are 20–40 times more common than the primary cardiac malignancies. Synovial sarcoma, an uncommon mesenchymal tumor itself, commonly spreads to the lung, but very rarely to the heart in the literature. Superior vena cava syndrome (SVCS) occurs because of the obstruction of blood flow in superior vena cava, mostly bec...
♦Corresponding Author: Kaushik Saha, MD Rabindra Pally, 1st Lane, P.O. Nimta, Kolkata – 700049, West Bengal, India Tel: +919433383080, +91033-25396689 Email: [email protected] Introduction Superior vena cava (SVC) thrombosis is a common phenomenon secondary to subclavian catheterization, however in malignancy it is quite uncommon. Pure intravascular thrombosis is extremely rare and on...
Evidence is presented which indicates that shunting of small amounts of blood from right to left occurs frequently through interatrial communications. Such right-to-left shunts are of small magnitude in the usual case of atrial septal defect, but it appears that of the fractions of blood shunted, a greater proportion has originated from the inferior vena cava than from the superior vena cava.
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