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[Nutcracker Syndrome with Left Inferior Vena Cava : A Case Report].
Shigeaki Nakazawa1, Kosuke Nakano1, Masahiro Nakagawa1
1The Department of Urology, Hyogo Prefectural Nishinomiya Hospital.
Hinyokika Kiyo. Acta Urologica Japonica
|September 29, 2015
Summary
This case report details a rare instance of left-sided inferior vena cava (LIVC) with left renal vein reflux, presenting as hematuria. The condition, distinct from typical nutcracker syndrome, highlights rare vascular anomalies.
Area of Science:
- Vascular Surgery
- Radiology
- Urology
Background:
- Left-sided inferior vena cava (LIVC) is a rare congenital anomaly.
- Nutcracker syndrome (NCS) involves renal vein compression, typically causing hematuria.
- Co-occurrence of LIVC and NCS is exceptionally rare.
Observation:
- A 37-year-old male presented with asymptomatic gross hematuria.
- Imaging revealed an LIVC severely compressed by the superior mesenteric artery (SMA).
- Two left renal veins drained into a dilated portion of the LIVC.
Findings:
- Diagnostic workup for NCS was inconclusive based on standard criteria.
- Venography demonstrated reflux from the inferior vena cava (IVC) into the left renal vein.
- This case represents the first reported instance of LIVC with left renal vein reflux in Japan.
Implications:
- This case expands the understanding of rare vascular anomalies and their clinical presentations.
- It underscores the importance of comprehensive imaging in diagnosing complex genitourinary bleeding.
- Further investigation into the pathophysiology of LIVC with renal vein reflux is warranted.
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