<p>The analysis of a 6-year patient’s medical history after correction of congenital heart disease (partial anomalous drainage of the right superior pulmonary vein into the superior vena cava) complicated by obstruction of the anastomosis between the SVC and the appendage right atrium is presented. The article discusses the stages of diagnosis and patient management features, as well as the choice of treatment.</p><p>Received 12 December 2016. Accepted 14 February 2017.</p><p><strong>Financing:</strong> The study did not have sponsorship.</p><p><strong>Conflict of interest:</strong> The authors declare no conflict of interest.</p><p>Svyazov E.A.: data analysis, article writing and editing. Podoksenov A.U.: article editing. Varvarenko V.I.: implantation of the stent-graft in superior vena cava.Martsinkevich G.I.: echocardiographic examination of the patient before and after endograft implantation, article editing. Krivoshchyokov E.V.: organizational work and referral of the patient to endovascular treatment, article editing.</p>