anomalous pulmonary venous return, total or partial

a·nom·a·lous pul·mo·na·ry ve·nous re·turn, to·tal or par·tial

(PAPVR) (ă-nomă-lŭs pul'mō-nār-ē vēnŭs rē-tŭrn' tōtăl pahr'shăl) Disordered attachments such that one or more of the pulmonary veins are connected to the right atrium or one of its tributaries.