title: Intrarenal collateral circulation in the pediatric patient.
abstract: The presence of an intrarenal collateral circulation in pediatric patients with segmental renal artery stenosis has not been stressed. Three patients demonstrating these collateral pathways are presented. The anatomy, pathogenesis, angiographic features, differential diagnosis, and significance of intrarenal collaterals in infants and children are discussed.
mesh_terms: D000293:Adolescent; D000792:Angiography; D002648:Child; D003097:Collateral Circulation; D006801:Humans; D006977:Hypertension, Renal / Q000000981:diagnostic imaging / Q000503:physiopathology*; D007668:Kidney / Q000098:blood supply*; D008297:Male; D012078:Renal Artery Obstruction / Q000000981:diagnostic imaging / Q000503:physiopathology*