Urinary lithiasis and idiopathic hypercalciuria: the importance of dietary intake evaluation

PUSPOSE: To evaluate food intake of patients with urinary lithiasis and idiopathic hypercalciuria (IH). MATERIALS AND METHODS: Between August 2007 and June 2008, 105 patients with lithiasis were distributed into 2 groups: Group 1 (n = 55) - patients with IH (urinary calcium excretion > 250 mg in...

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Main Authors: Patricia C. G. Damasio, Carmen R. P. Amaro, Silvia J. P. Berto, Natalia B. Cunha, Ana C. Pichutte, Carlos R. Padovani, Joao L. Amaro
Format: Article
Language:English
Published: Sociedade Brasileira de Urologia 2010-10-01
Series:International Brazilian Journal of Urology
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1677-55382010000500005
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author Patricia C. G. Damasio
Carmen R. P. Amaro
Silvia J. P. Berto
Natalia B. Cunha
Ana C. Pichutte
Carlos R. Padovani
Joao L. Amaro
author_facet Patricia C. G. Damasio
Carmen R. P. Amaro
Silvia J. P. Berto
Natalia B. Cunha
Ana C. Pichutte
Carlos R. Padovani
Joao L. Amaro
author_sort Patricia C. G. Damasio
collection DOAJ
description PUSPOSE: To evaluate food intake of patients with urinary lithiasis and idiopathic hypercalciuria (IH). MATERIALS AND METHODS: Between August 2007 and June 2008, 105 patients with lithiasis were distributed into 2 groups: Group 1 (n = 55) - patients with IH (urinary calcium excretion > 250 mg in women and 300 mg in men with normal serum calcium); Group 2 (n = 50) - normocalciuria (NC) patients . Inclusion criteria were: age over 18, normal renal function (creatinine clearance = 60 mL/min), absent proteinuria and negative urinary culture. Pregnant women, patients with some intestinal pathology, chronic diarrhea or using corticoids were excluded. The protocol of metabolic investigation was based on non-consecutive collection of two 24-hour samples for dosages of: calcium, sodium, uric acid, citrate, oxalate, magnesium and urinary volume. Food intake was evaluated through the quantitative method of Dietary Register of three days. RESULTS: Urinary excretion of calcium (433.33 ± 141.92 vs. 188.93 ± 53.09), sodium (280.08 ± 100.94 vs. 200.44.93 ± 65.81), uric acid (880.63 ± 281.50 vs. 646.74 ± 182.76) and magnesium (88.78 ± 37.53 vs. 64.34 ± 31.84) was significantly higher in the IH group in comparison to the NC group (p < 0.05). As regards the nutritional composition of food intake of IH and NC groups, there was no statistical significant difference in any nutrient evaluated. CONCLUSION: In our study, no difference was observed in the food intake of patients with urinary lithiasis and IH or NC.
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spelling doaj.art-5bee6977b51d40f18b7d92e1c606ca052022-12-21T22:51:37ZengSociedade Brasileira de UrologiaInternational Brazilian Journal of Urology1677-55381677-61192010-10-0136555756210.1590/S1677-55382010000500005Urinary lithiasis and idiopathic hypercalciuria: the importance of dietary intake evaluationPatricia C. G. DamasioCarmen R. P. AmaroSilvia J. P. BertoNatalia B. CunhaAna C. PichutteCarlos R. PadovaniJoao L. AmaroPUSPOSE: To evaluate food intake of patients with urinary lithiasis and idiopathic hypercalciuria (IH). MATERIALS AND METHODS: Between August 2007 and June 2008, 105 patients with lithiasis were distributed into 2 groups: Group 1 (n = 55) - patients with IH (urinary calcium excretion > 250 mg in women and 300 mg in men with normal serum calcium); Group 2 (n = 50) - normocalciuria (NC) patients . Inclusion criteria were: age over 18, normal renal function (creatinine clearance = 60 mL/min), absent proteinuria and negative urinary culture. Pregnant women, patients with some intestinal pathology, chronic diarrhea or using corticoids were excluded. The protocol of metabolic investigation was based on non-consecutive collection of two 24-hour samples for dosages of: calcium, sodium, uric acid, citrate, oxalate, magnesium and urinary volume. Food intake was evaluated through the quantitative method of Dietary Register of three days. RESULTS: Urinary excretion of calcium (433.33 ± 141.92 vs. 188.93 ± 53.09), sodium (280.08 ± 100.94 vs. 200.44.93 ± 65.81), uric acid (880.63 ± 281.50 vs. 646.74 ± 182.76) and magnesium (88.78 ± 37.53 vs. 64.34 ± 31.84) was significantly higher in the IH group in comparison to the NC group (p < 0.05). As regards the nutritional composition of food intake of IH and NC groups, there was no statistical significant difference in any nutrient evaluated. CONCLUSION: In our study, no difference was observed in the food intake of patients with urinary lithiasis and IH or NC.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1677-55382010000500005lithiasishypercalciuriametabolic evaluationfood intake
spellingShingle Patricia C. G. Damasio
Carmen R. P. Amaro
Silvia J. P. Berto
Natalia B. Cunha
Ana C. Pichutte
Carlos R. Padovani
Joao L. Amaro
Urinary lithiasis and idiopathic hypercalciuria: the importance of dietary intake evaluation
International Brazilian Journal of Urology
lithiasis
hypercalciuria
metabolic evaluation
food intake
title Urinary lithiasis and idiopathic hypercalciuria: the importance of dietary intake evaluation
title_full Urinary lithiasis and idiopathic hypercalciuria: the importance of dietary intake evaluation
title_fullStr Urinary lithiasis and idiopathic hypercalciuria: the importance of dietary intake evaluation
title_full_unstemmed Urinary lithiasis and idiopathic hypercalciuria: the importance of dietary intake evaluation
title_short Urinary lithiasis and idiopathic hypercalciuria: the importance of dietary intake evaluation
title_sort urinary lithiasis and idiopathic hypercalciuria the importance of dietary intake evaluation
topic lithiasis
hypercalciuria
metabolic evaluation
food intake
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1677-55382010000500005
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