Japanese journal of pediatric nephrology, volume 23, issue 2, pages 107-112

Primary vesicoureteral reflux: influence of age, laterality and grade of reflux on spontaneous resolution

Yoshiko Hibi 1, 2, 3
Osamu Uemura 1, 2, 3
Takuhito Nagai 1, 2, 3
Satoshi Yamakawa 1, 2, 3
Yasuhito Yamasaki 1, 2, 3
Masaki Yamamoto 1, 2, 3
Masaru Nakano 1, 2, 3
Katsuaki Kasahara 1, 2, 3
Saburo Tanikaze 1, 2, 3
Kaoru Yoshino 1, 2, 3
Masato Watanabe 1, 2, 3
Show full list: 11 authors
1
 
Department of Pediatric Nephrology, Aichi Children's Health and Medical Center *2
2
 
Department of Urology, Aichi Children's Health and Medical Center
Publication typeJournal Article
Publication date2010-01-01
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ISSN09152245, 18813933
Abstract
一次性膀胱尿管逆流症 (VUR: vesicoureteral reflux) と診断された359例,715尿管の自然治癒率について,Grade,年齢別に後方視的に検討した。尿管毎にVURのGrade分類を行い,手術症例を除外し,残り322尿管につき年齢毎の自然治癒率を算出した。結果は,一般に自然治癒を期待する4~5歳まではGradeが低いほど自然治癒率が高く,それぞれの5歳時の自然治癒率は,Grade I~III: 72%,GradeIV: 58%,Grade V: 40%であった。また,VURが片側か両側かの自然治癒率の差については,Grade I,IIにおいて4~5歳までの検討で片側が両側に比べ自然治癒率が高い傾向を示した。
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