Clinical manifestation and outcome of alagille syndrome in Korea: a study of 30 patients

Alagille 증후군 환아의 임상 양상과 장기 예후에 대한 연구

  • Shin, Jee Youn (Department of Pediatrics, Collage of Medicine, Seoul National University) ;
  • Kim, You Jeong (Department of Pediatrics, Collage of Medicine, Seoul National University) ;
  • Seo, Jeong Kee (Department of Pediatrics, Collage of Medicine, Seoul National University)
  • 신지연 (서울대학교 의과대학 소아과학교실) ;
  • 김유정 (서울대학교 의과대학 소아과학교실) ;
  • 서정기 (서울대학교 의과대학 소아과학교실)
  • Received : 2006.06.23
  • Accepted : 2006.08.18
  • Published : 2006.10.15

Abstract

Purpose : The purpose of this study was to examine the clinical courses and long-term outcomes of children with Allagille syndrome in Korea, and to evaluate the prognostic potentials of identified variables. Methods : We reviewed the clinical manifestations and outcomes of 30 children with Alagille syndrome, investigated from 1984 to 2006 until the end of this study (defined as death or last visit; mean follow-up : 5 years). Results : Cholestasis occurred in 100 percent, cardiovascular abnormalities in 83.3 percent, butterfly vertebrae in 30.0 percent, posterior embryotoxon in 43.3 percent, and a characteristic facial appearance in 100 percent. At study conclusion, of these 30 patients, eight had died (26.7 percent); six related to Alagille syndrome. Five patients died of a liver disease complication. Liver transplantation was carried out in five of the 30 patients (16.7 percent) and one of these died due to hyperacute rejection. At age two, cholestasis improved in 17 of the 30 patients. Those who had severe cholestasis at 2 years of age tended to have a complication, such as liver cirrhosis or liver transplantation, or to have died. Conclusion : Hepatic complications account for the most mortalities in patients with Alagille syndrome. Careful and complete assessments should be made in children who have cholestasis at 2 years of age. Further investigations of more cases are required.

목 적 : Alagille 증후군에 대하여 국내 증례 보고가 된 바 있으나 국내 Alagille 증후군 환자의 임상 양상에 대한 종합적인 분석은 없는 실정이다. 이에 국내 Alagille 증후군 환자의 임상양상과 장기 예후, 예후에 미치는 요인에 대해 알아보고자 한다. 방 법 : 1984년 7월부터 2006년 5월까지 서울대학교병원 소아과를 방문하여 Alagille 증후군으로 진단받은 30명의 환자를 대상으로, 만성 쓸개즙정체, 심혈관계 질환, 척추 이상, 눈의 이상, 특징적 얼굴형, 검사 결과, 예후를 기록지를 통하여 후향적으로 검토하였다. 결 과 : 만성 쓸개즙정체를 보인 환자가 100%, 심혈관계 이상이 있는 환자가 84.4%, 골격계 이상이 있는 경우가 30.0%, 안구의 이상이 있는 경우가 43.3%, 특징적 얼굴형을 보이는 경우가 100%였다. 30례의 환자 가운데 17례는 2세 경에 만성 쓸개즙정체가 호전되었고, 13례는 2세 이후에도 만성 쓸개즙정체가 지속되었다. 2세 경에도 만성 쓸개즙정체가 지속되는 환자는 합병증의 빈도가 유의하게 높았다(P=0.001). 30례의 환자 가운데 Alagille 증후군으로 인한 사망이 6례였고 이중 5례가 간질환의 합병증으로 사망하였다. 결 론 : Alagille 증후군 환자에서 간질환의 합병증이 사망의 중요한 원인이 되므로 이에 대한 주의 깊은 추적 관찰이 필요하며, 2세경에도 만성 쓸개즙정체가 호전되지 않는 경우 간이식을 요하거나 사망하는 빈도가 높으므로, 2세경에도 만성 쓸개즙정체가 지속되면 간이식을 고려해야 할 것이다.

Keywords

References

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