The segment therefore receives vessels independently from left and right portal vein and hepatic arteries and drain independently into inferior vena cava
by multiple small branches.
Upon evaluation of the patient, we found that she has a huge Right Renal tumour invading into the liver and adjacent structures in addition to a large malignant thrombus extending into the Inferior Vena Cava
," he said.
Massive ascites may also increase blood viscosity in blood vessels due to dehydration and inhibition of venous perfusion by compressing the inferior vena cava
Anomalies of the inferior vena cava
in patients with iliac venous thrombosis.
Adrenocortical carcinoma with inferior vena cava
, left renal vein and right atrium tumor thrombus extension.
Caption: Figure 3: Contrast-enhanced computed tomography showing a heterogeneous mass of approximate size 8 cm x 6 cm arising from upper and mid pole of right kidney (a), tumor thrombus in inferior vena cava
(arrow in b), chest wall, pleural and splenic metastasis (arrows in c) and bilateral lung metastasis (arrows in d)
8cm bullet entry tear was found on the posterior surface of the inferior vena cava
just above the diaphragm, without active bleeding.
On contrast enhanced CT scan, intravascular fibroids are seen as hypodense filling defects in the vessel, inferior vena cava
and right atrium7.
Tumor extension to the Inferior vena cava
(IVC) is uncommon, occur in 4-8% of patients.
Due to its complex embryogenesis, the inferior vena cava
(IVC) often presents several variations [1-3].
The CT scan revealed anomalous venous anatomy with absence of the intrahepatic portal vein with end-toside communication of the extrahepatic, hypoplastic portal vein to the inferior vena cava
(Figures 1 and 2).
The autopsy indicated that the bullet penetrated through al-Khaldis body from behind, where it went through his spines first lumbar vertebra and hit the inferior vena cava
, a large vein in the abdomen that returns blood from the lower body to the heart, tearing through the intestines and liver, before coming out of the right side of his upper abdomen.
Primary leiomyosarcoma in a vein is a rare presentation, with over half usually arising from the inferior vena cava
The tumour was compressed to the inferior vena cava
( IVC), which is the main vein of the body.
Inferior vena cava
malformations and venous thromboembolism