Torres, J.M., Romani, R.F. and Monich, A.G. 2026. Hemodialysis Catheter Dysfunction Associated with Persistent Left Superior Vena Cava. Brazilian Journal of Case Reports. 6, 1 (Feb. 2026), bjcr163. DOI:https://doi.org/10.52600/2763-583X.bjcr.2026.6.1.bjcr163.