Crisis Averted: Clinical T1b Renal Mass with Concurrent Arteriovenous Malformation and Renal Vein Thrombus

Autor: David Zekan, Kareem Wasef, Zachary Werner, Robert Grammer, Cara Lombard, Adam Luchey, Ali Hajiran
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Case Reports in Urology, Vol 2022 (2022)
Druh dokumentu: article
ISSN: 2090-6978
DOI: 10.1155/2022/9176199
Popis: Arteriovenous malformations (AVMs) secondary to renal-cell carcinoma (RCC) are well-described in the literature. Independently, renal vein and inferior vena cava tumor thrombi can be detected in locally-advanced RCC. A 67-year-old gentleman presented with a cT1b renal mass detected on workup for elevated creatinine. Multiphase CT imaging obtained for partial nephrectomy surgical-planning revealed an initially-missed renal cortical AVM. This drastically changed the plan for intervention, including use of an open approach with AVM embolization by interventional radiology prior and avoidance of a nephron-sparing approach. Final pathology confirmed the AVM and a subclinical renal vein thrombus masked by arterial flow on CT imaging, making this the first concurrent case described in the literature. Herein, we describe avoidance of catastrophic intraoperative hemorrhage by careful review of preoperative imaging and provide a literature review of imaging modalities for both renal surgical-planning and detection of tumor thrombi in RCC.
Databáze: Directory of Open Access Journals
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