Metabolic evaluation of high-risk stone formers: a retrospective study

Abstract Background The purpose of this study was to assess the metabolic abnormalities in high-risk stone formers. Methods This was a retrospective observational study done at Tribhuvan University Teaching Hospital, Nepal, over 1-year period. High-risk stone formers were identified and were evaluat...

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Main Authors: Purushottam Parajuli, Bhoj Raj Luitel, Manish Man Pradhan, Suman Chapagain, Sujeet Poudyal, Pawan Raj Chalise, Uttam Kumar Sharma, Prem Raj Gyawali
Format: Article
Language:English
Published: SpringerOpen 2023-01-01
Series:African Journal of Urology
Subjects:
Online Access:https://doi.org/10.1186/s12301-023-00336-8
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author Purushottam Parajuli
Bhoj Raj Luitel
Manish Man Pradhan
Suman Chapagain
Sujeet Poudyal
Pawan Raj Chalise
Uttam Kumar Sharma
Prem Raj Gyawali
author_facet Purushottam Parajuli
Bhoj Raj Luitel
Manish Man Pradhan
Suman Chapagain
Sujeet Poudyal
Pawan Raj Chalise
Uttam Kumar Sharma
Prem Raj Gyawali
author_sort Purushottam Parajuli
collection DOAJ
description Abstract Background The purpose of this study was to assess the metabolic abnormalities in high-risk stone formers. Methods This was a retrospective observational study done at Tribhuvan University Teaching Hospital, Nepal, over 1-year period. High-risk stone formers were identified and were evaluated with serum chemistries and 24-h urinary chemical evaluation. Stone analysis was also included whenever available. Common metabolic abnormalities and stone analysis results were reported and compared with different studies. Continuous variables were expressed as mean ± SD. Categorical variables were expressed as percentage and proportions. Results During 1 year of period, sixty-five patients had undergone extensive metabolic evaluation, but complete data were available for only forty-six patients. Of the total patients (n = 46), 63% were male (n = 29) and rest (36.9%) were female. Mean age of patients was 34.4 ± 15.1 years. Common reasons for metabolic evaluation were multiple stones (40%), bilateral stones (27%), recurrent stones (17%) and others (16%). Most common stone type was mixed stone with predominant composition being calcium oxalate mono- and dihydrate (62.9%). Twenty-four-hour urinary metabolic evaluation showed hyperoxaluria (32.6%) as most common abnormalities followed by hypocitraturia (21.7%) and hypocalciuria (21.7%). Conclusion Hyperoxaluria and hypocitraturia are common metabolic abnormalities in our patients. These findings help in counselling dietary measures to patients.
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spelling doaj.art-4738101df62242ef9d781e840ab094eb2023-01-29T12:15:56ZengSpringerOpenAfrican Journal of Urology1961-99872023-01-012911510.1186/s12301-023-00336-8Metabolic evaluation of high-risk stone formers: a retrospective studyPurushottam Parajuli0Bhoj Raj Luitel1Manish Man Pradhan2Suman Chapagain3Sujeet Poudyal4Pawan Raj Chalise5Uttam Kumar Sharma6Prem Raj Gyawali7Department of Urology and Kidney Transplant Surgery, Tribhuvan University Teaching Hospital, Institute of MedicineDepartment of Urology and Kidney Transplant Surgery, Tribhuvan University Teaching Hospital, Institute of MedicineDepartment of Urology and Kidney Transplant Surgery, Tribhuvan University Teaching Hospital, Institute of MedicineDepartment of Urology and Kidney Transplant Surgery, Tribhuvan University Teaching Hospital, Institute of MedicineDepartment of Urology and Kidney Transplant Surgery, Tribhuvan University Teaching Hospital, Institute of MedicineDepartment of Urology and Kidney Transplant Surgery, Tribhuvan University Teaching Hospital, Institute of MedicineDepartment of Urology and Kidney Transplant Surgery, Tribhuvan University Teaching Hospital, Institute of MedicineDepartment of Urology and Kidney Transplant Surgery, Tribhuvan University Teaching Hospital, Institute of MedicineAbstract Background The purpose of this study was to assess the metabolic abnormalities in high-risk stone formers. Methods This was a retrospective observational study done at Tribhuvan University Teaching Hospital, Nepal, over 1-year period. High-risk stone formers were identified and were evaluated with serum chemistries and 24-h urinary chemical evaluation. Stone analysis was also included whenever available. Common metabolic abnormalities and stone analysis results were reported and compared with different studies. Continuous variables were expressed as mean ± SD. Categorical variables were expressed as percentage and proportions. Results During 1 year of period, sixty-five patients had undergone extensive metabolic evaluation, but complete data were available for only forty-six patients. Of the total patients (n = 46), 63% were male (n = 29) and rest (36.9%) were female. Mean age of patients was 34.4 ± 15.1 years. Common reasons for metabolic evaluation were multiple stones (40%), bilateral stones (27%), recurrent stones (17%) and others (16%). Most common stone type was mixed stone with predominant composition being calcium oxalate mono- and dihydrate (62.9%). Twenty-four-hour urinary metabolic evaluation showed hyperoxaluria (32.6%) as most common abnormalities followed by hypocitraturia (21.7%) and hypocalciuria (21.7%). Conclusion Hyperoxaluria and hypocitraturia are common metabolic abnormalities in our patients. These findings help in counselling dietary measures to patients.https://doi.org/10.1186/s12301-023-00336-8Renal stoneHigh-risk stone formersMetabolic abnormalitiesMetabolic evaluation
spellingShingle Purushottam Parajuli
Bhoj Raj Luitel
Manish Man Pradhan
Suman Chapagain
Sujeet Poudyal
Pawan Raj Chalise
Uttam Kumar Sharma
Prem Raj Gyawali
Metabolic evaluation of high-risk stone formers: a retrospective study
African Journal of Urology
Renal stone
High-risk stone formers
Metabolic abnormalities
Metabolic evaluation
title Metabolic evaluation of high-risk stone formers: a retrospective study
title_full Metabolic evaluation of high-risk stone formers: a retrospective study
title_fullStr Metabolic evaluation of high-risk stone formers: a retrospective study
title_full_unstemmed Metabolic evaluation of high-risk stone formers: a retrospective study
title_short Metabolic evaluation of high-risk stone formers: a retrospective study
title_sort metabolic evaluation of high risk stone formers a retrospective study
topic Renal stone
High-risk stone formers
Metabolic abnormalities
Metabolic evaluation
url https://doi.org/10.1186/s12301-023-00336-8
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