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Predictive factors of bleeding among pediatric patients undergoing percutaneous nephrolithotomy.    
Yazarlar
Cagri Senocak
Dr. Öğr. Üyesi Rıdvan ÖZBEK Dr. Öğr. Üyesi Rıdvan ÖZBEK
Kastamonu Üniversitesi
Omer Faruk Bozkurt
Ali Unsal
Özet
The purpose of this study is to determine the perioperative risk factors for increased blood loss in children undergoing percutaneous nephrolithotomy (PCNL).We retrospectively reviewed the data on pediatric patients who had undergone PCNL for stone disease in our department. Blood loss estimation was quantified by measuring the changes in hematocrit plus the volume of red blood cells transfused. Univariate and multivariate linear regression analyses were performed to evaluate risk factors associated with increased blood loss after pediatric PCNL. Variables included patient, stone, and treatment parameters. The study group consisted of 105 renal units in 97 children with a median (interquartile range) age of 5 (3-9) years. On univariate linear regression analysis female gender (p = 0.030), absence of hydronephrosis (p = 0.013), increasing stone burden (p = 0.002), staghorn stone type (p = 0.013), multi-tract access (p < 0.001), and prolonged operative time (p < 0.001) were significantly associated with increased blood loss after pediatric PCNL. However, multivariate linear regression analysis demonstrated that the only independent risk factors for increased blood loss following pediatric PCNL were degree of hydronephrosis (B -1.329, 95% CI -2.451 to -0.208, p = 0.021), number of tracts (B 2.545, 95% CI 0.221-4.869, p = 0.032), and operative time (B 0.031, 95% CI 0.008-0.053, p = 0.007). Identifying pediatric patients at increased risk of bleeding following PCNL is crucial to minimize morbidity and hospital stay, and thus, the cost of treatment. Our study demonstrated that degree of hydronephrosis, number of tracts and operative time are important factors in reducing blood loss during pediatric PCNL.
Anahtar Kelimeler
Blood loss | Nephrolithiasis | Nephrostomy | Pediatrics | Percutaneous | Surgical
Makale Türü Özgün Makale
Makale Alt Türü Uluslararası alan indekslerindeki dergilerde yayımlanan tam makale
Dergi Adı UROLITHIASIS
Dergi ISSN 2194-7228
Makale Dili İngilizce
Basım Tarihi 08-2018
Cilt No 46
Sayı 4
Sayfalar 383 / 389
Doi Numarası 10.1007/s00240-017-1001-2