title: [Idiopathic enlargement of the right atrium].
authors.affiliation: Division of Internal Medicine, Komatsu City Hospital.
authors.forename: K
authors.initials: K
authors.lastname: Ueda
authors.forename: H
authors.initials: H
authors.lastname: Fujita
authors.forename: N
authors.initials: N
authors.lastname: Sugihara
authors.forename: M
authors.initials: M
authors.lastname: Noto
mesh_terms: D003937:Diagnosis, Differential; D004452:Echocardiography; D004562:Electrocardiography; D006801:Humans; D017380:Hypertrophy, Right Ventricular / Q000175:diagnosis / Q000209:etiology / Q000473:pathology