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Case Reports
. 2023 Feb 28;15(2):e35589.
doi: 10.7759/cureus.35589. eCollection 2023 Feb.

Agenesis of the Intrahepatic Inferior Vena Cava: A Case Report and Literature Review

Affiliations
Case Reports

Agenesis of the Intrahepatic Inferior Vena Cava: A Case Report and Literature Review

Peter Gerges et al. Cureus. .

Abstract

Anomalies of the inferior vena cava (IVC) are an uncommon finding in the general population. A wide range of IVC anomalies has been described in the literature, the majority of which lack clinical significance. Agenesis of the IVC (AIVC) is a rare anomaly of the IVC in the general population. This anomaly may involve either complete agenesis of the IVC or agenesis of a segment of the IVC. Agenesis of the suprarenal segment is the most commonly occurring variant, while agenesis of the infrarenal and hepatic segments is less common. Here we report a case of agenesis of the intrahepatic segment of the IVC.

Keywords: acute alcoholic hepatitis; agenesis of the ivc; deep vein thrombosis (dvt); hepatic vascular anomaly; inferior vena cava anomaly; intrahepatic ivc.

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Conflict of interest statement

The authors have declared that no competing interests exist.

Figures

Figure 1
Figure 1. CT abdomen and pelvis, axial reconstruction, reveals the complete absence of the intrahepatic part of the inferior vena cava (blue arrow)
Figure 2
Figure 2. CT abdomen and pelvis, axial reconstruction, shows duplicated infrarenal inferior vena cava (blue arrows)
Figure 3
Figure 3. CT abdomen and pelvis, axial reconstruction, shows left renal vein draining into the dilated azygous system (blue arrow)
Figure 4
Figure 4. CT abdomen and pelvis, coronal reconstruction, shows the diminutive right and left hepatic veins draining into the suprahepatic inferior vena cava remnant (blue arrow)
Figure 5
Figure 5. Embryological development of the IVC
Licensed under Creative Commons Attribution 4.0 International License [1].
Figure 6
Figure 6. The mature IVC is composed of four segments: hepatic, suprarenal, renal and infrarenal segments
Licensed under Creative Commons Attribution 4.0 International License [1].

References

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