Vijayvergiya, R Azygos continuation of interrupted inferior vena cava in association with sick sinus syndrome. [electronic resource] - Heart (British Cardiac Society) Apr 2005 - e26 p. digital Publication Type: Case Reports; Journal Article ISSN: 1468-201X Standard No.: 10.1136/hrt.2004.049866 doi Subjects--Topical Terms: Azygos Vein--abnormalitiesCardiac Catheterization--methodsCardiac Pacing, Artificial--methodsFemaleHumansIncidental FindingsMiddle AgedRadiographySick Sinus Syndrome--therapyVena Cava, Inferior--abnormalities