Aug 28, 2024 · Inferior vena cava leiomyosarcomas are the most common type of retroperitoneal leiomyosarcoma and most common primary malignancy of the inferior vena cava (IVC).

Oct 26, 2024 · Tumor thrombus is defined as tumor extending into a vessel, typically a vein. It occurs in a wide variety of malignancies. It is vital to distinguish tumor thrombus from "bland" thrombus (free of neoplastic cells) in the setting of neoplasia, as this often impacts staging and treatment approach.

Jun 12, 2024 · Inferior vena cava thrombus can be classified under two broad headings: bland thrombus; tumor thrombus; Bland thrombus. Bland thrombus can be an isolated thrombus or commonly arising from deep vein thrombosis of the lower extremities. Etiology. hypercoagulable states; venous stasis

A mind blowing case of venous tumor extension from a massive left-sided renal cell carcinoma with tumor thrombus into the IVC. The tumor has extended from the contralateral side of the abdomen into the long left renal vein into and massively expanding the IVC and is dangling in the right atrium, causing a risk of tumor embolus.

Feb 22, 2025 · Similar to renal cell carcinoma, tumor thrombus into the renal vein, IVC and right atrium is also characteristic of advanced disease. See also: Wilms tumor staging. Plain radiograph. Abdominal x-ray typically reveals a large soft tissue opacity displacing bowel.

Nov 19, 2023 · A paracaval lipoma (also known as juxtacaval fat collection or pseudolipoma of the inferior vena cava) refers to an apparent protrusion of paracaval fat into the inferior vena cava (IVC) and is commonly visible on CT; some believe it to be a normal anatomic variant 1.

Jul 6, 2024 · Inferior vena cava obstruction, also known as inferior vena cava syndrome, refers to the clinical manifestations occurring as a result of any blockage in the inferior vena cava. It can occur due to external compression, thrombosis of inferior vena …

Filling defects in an atrial cavity may be due to bland thrombus, tumor thrombus, an atrial myxoma, a metastasis and lymphoma. The commonest primary atrial tumor is a myxoma. Tumor thrombus can be differentiated from bland thrombus using CT arteriography or FDG PET imaging.

Dec 24, 2024 · Inferior vena cava (IVC) aneurysms are a very rare cause of hemorrhage and thromboembolic complications.

Tumor thrombus is noted filling the right hepatic vein extending to the IVC till the right atrium (right atrial thrombus). It shows enhancement at the arterial phase with washout in portal venous and delayed phases.