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Renal arteriovenous malformations (AVMs) are infrequent vascular morphological anomalies. About 20% of AVMs are congenital renal AVMs (CRAVMs). A 53-year-old female patient presented with a 5-day history of gross hematuria and right flank pain. The patient underwent the selective renal arteriography and embolization under local anesthesia. Renal computed tomography angiography (CTA) and digital subtraction angiography (DSA) results showed bleeding of the right renal arteriovenous malformation, both nidus and aneurysm, which indicated that the patient had both cirsoid and cavernosal types of CRAVM. Endovascular management was chosen to treat the patient. The patient was cured and discharged, then followed-up for 3 months. These results show that early identification using radiologic tests is important for diagnosis and treatment of CRAVM.
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http://dx.doi.org/10.1177/03000605211016381 | DOI Listing |
Ann Vasc Surg
September 2025
Interventional Radiology, Cleveland Clinic, Cleveland, OH, USA. Electronic address:
Objectives: As a two-dimensional modality, venography has limitations in its capacity to measure lumen caliber and to assess stenotic disease accurately. This has implications in the management of end-stage renal-disease (ESRD) patients "no-option" candidates access for arteriovenous fistula (AVF) or graft (AVG) creation secondary to high risk of vascular access failure. The incremental diagnostic and clinical impact of intravascular ultrasound (IVUS) was quantified in this tunneled dialysis catheter dependent ESRD cohort.
View Article and Find Full Text PDFAnn Vasc Surg
September 2025
Division of Vascular and Endovascular Surgery, Department of Surgery, Boston Medical Center, Boston University Chobanian and Avedisian School of Medicine, Boston, MA. Electronic address:
Objective: Upper-extremity arteriovenous (AV) access often requires re-intervention. However, the frequency of re-interventions and subsequent access failure is not well-characterized. Our goal was to evaluate the frequency and type of re-interventions, risk-factors, and outcomes after AV access creation.
View Article and Find Full Text PDFJAMA Netw Open
September 2025
Division of Nephrology, Hypertension, and Transplantation, Department of Medicine, University of Florida, Gainesville.
Importance: Predialysis nephrology care is associated with the likelihood of having a mature, usable arteriovenous access for starting hemodialysis (ie, incident vascular access), a key care quality metric for patients with kidney failure. However, the magnitude of this association has not been quantified to date.
Objective: To quantify the attributable association between lack of access to predialysis nephrology care and incident vascular access outcomes among Hispanic patients.
Rev Esc Enferm USP
September 2025
Universidade Federal de Pernambuco, Recife, PE, Brazil.
Objective: To evaluate the correlation between frailty and AVF patency type in elderly patients in HD.
Methods: This retrospective cohort study evaluated 89 patients from April 2019 to June 2022. The following data were analyzed: 1) Patient characteristics according to the Clinical Frailty Scale (CFS), 2) Charlson score, 3) AVF site (radiocephalic, brachiocephalic, basilic), 4) Patency type (primary and assisted), 5) Mortality.
Front Physiol
August 2025
School of Biological Science and Engineering, Shaanxi University of Technology, Hanzhong, Shaanxi, China.
Objective: This study performed untargeted LC-MS metabolomics on venous tissues from maintenance hemodialysis patients undergoing arteriovenous fistula (AVF) reconstruction surgery.
Methods: A total of six stenotic and six non-stenotic AVF tissues were analyzed. Paired samples were collected from stenotic AVF segments and non-stenotic regions (control group).