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Clinical Observation of Double Outlet Right Ventricle.

Journal of the Korean Pediatric Society 1982;25(8):769-780.
Published online August 31, 1982.
Clinical Observation of Double Outlet Right Ventricle.
In Suck Seo, Yong Soo Yoon, Chang Yee Hong
Department of Pediatrics, College of Medicine, Seoul National Uiversity, Korea.
양대 혈관 우심기시증의 임상적 관찰
서인석, 윤용수, 홍창의
서을대학교 의과대학 소아과학교실
Eighteen cases of double outlet right ventricle were observed during past six years at the department of pediatrics, Seoul National University Hospital. 1. Therw were 13males and 5 females. Sex ratio showed male predominance with the ratio of 2, 6:1. 2. According to the Sondheimer's classification, 6 cases were in group l, none in group ll, 10cases in group lll and 2 cases in group lV. 3. Presenting symtoms and signs were cyanosis(18/18), dyspnea(17/18), growth retardtion(10/18), and cyanotic spell(6/18). 4. The range of hemoglonin concentration was 14 to 21 gm%(mean 18.2gm%). Simple chest X-ray showed cardiomegaly in 10 patients. On routine ECG examination, RVH were noted in all 18 cases. 5. In group l patients, mean oxygen saturation of the aorta was 74.5%, mean oxygen saturation of the pulmonary artery was 86.7%. But on group lll, the results were variable. And in guoup lV, oxygen saturation difference were negligible in both great arteries. 6. Pulmonic outflow obstruction were noted in 12 cases in which 8 cases were combined type. 7. Operation was done in 8 cases. Out of the 6 cases who were receive corrective surgery, 3 cases died of the right heart failure. 8. Associated anomalies were as follows : bilateral SVC in 6 cases, PDA in 5 cases, ASD in 4 cases and dextrocardia in 4 cases.
Key Words: Double outlet right ventricle

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