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A Case of Upper Urinary Tract Stone in an Infant
乳児に発生した上部尿路結石の1例

Jun TAKEMOTO, Daigo CHIBA, Kotarou OTAKE, Masato KONNO, Yuki KATSUMATA, Senji HOSHI, Satoshi WATANABE, Satoru AIBA, Kenji NUMAHATA

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A 238-day-old female infant (122 days of age corrected for prematurity, weight 4,847 g) presented with macrohematuria. She was born at 23 weeks and 3 days of pregnancy. Her birth weight was 492 g. Ultrasound revealed a 3×2 mm left ureteral stone and left hydronephrosis of grade I-II in the Society of Fetal Urology (SFU) Classification. She suffered from frequent vomiting and weight loss, and was treated with analgesics and rehydration. Eventually, left hydronephrosis was relieved, and she
more » ... the stone at 271 days of age. The stone was 4×3×2 mm in size, and consisted of 98% calcium oxalate and 2% calcium phosphate. No recurrent stone has been found during follow-up.
doi:10.14989/actauroljap_67_7_323 fatcat:zozdf6bhzberrdvdt4ppkr7abe
lang:ja
Citation

Jun TAKEMOTO, Daigo CHIBA, Kotarou OTAKE, Masato KONNO, Yuki KATSUMATA, Senji HOSHI, Satoshi WATANABE, Satoru AIBA, Kenji NUMAHATA. "A Case of Upper Urinary Tract Stone in an Infant." 323-326