Journal of Pediatric Endocrinology & Metabolism最新文献

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A new onset drug induced diabetes mellitus presenting with diabetic ketoacidosis in a child undergoing treatment for B cell acute lymphoblastic leukemia. A case report and review of literature. 一名正在接受 B 细胞急性淋巴细胞白血病治疗的儿童新发药物性糖尿病并伴有糖尿病酮症酸中毒。病例报告和文献综述。
IF 1.4 4区 医学
Journal of Pediatric Endocrinology & Metabolism Pub Date : 2024-01-29 Print Date: 2024-04-25 DOI: 10.1515/jpem-2023-0443
Preeti Sharma, Varuna Vyas, Siyaram Didel, Kuldeep Singh
{"title":"A new onset drug induced diabetes mellitus presenting with diabetic ketoacidosis in a child undergoing treatment for B cell acute lymphoblastic leukemia. A case report and review of literature.","authors":"Preeti Sharma, Varuna Vyas, Siyaram Didel, Kuldeep Singh","doi":"10.1515/jpem-2023-0443","DOIUrl":"10.1515/jpem-2023-0443","url":null,"abstract":"<p><strong>Objectives: </strong>Hyperglycemia is a known side effect of anticancer chemotherapeutic drugs. This entity known as drug-induced diabetes mellitus usually does not present with the development of diabetic ketoacidosis (DKA). We hereby report a case of drug induced diabetes mellitus in a child with acute leukemia presenting with DKA.</p><p><strong>Case presentation: </strong>We report a case of a teenage boy diagnosed with B cell acute lymphoblastic leukemia and was started on induction phase chemotherapy as per the Indian Collaborative Childhood Leukemia group (ICICLe) acute lymphoblastic leukemia-14 protocol. On day 12 of the induction phase, he developed hyperglycemia and presented to us with severe diabetic ketoacidosis (DKA). Serum anti glutamic acid decarboxylase 65 antibody levels were negative with low serum C peptide levels. Initially, the possibility of drug-induced acute pancreatitis was kept which was ruled out. Keeping the possibility of drug-induced hyperglycemia, the child was started on subcutaneous regular insulin which was titrated as per sugar records. Continuation of remaining chemotherapy was done by PEGylated L-asparaginase with titration of insulin as per home-based sugar records. Insulin requirement increased from 0.3 unit/kg/day to a maximum of 1 unit/kg/day during consolidation phase 1 with PEGylated L-asparaginase suggesting drug-induced hyperglycemia but subsequently insulin requirement decreased and insulin was stopped.</p><p><strong>Conclusions: </strong>Drug induced diabetes mellitus can present as DKA during induction phase of acute lymphoblastic leukemia (ALL) chemotherapy. A high index of suspicion and close monitoring are required. The insulin requirements in these patients can be very fluctuant and may become nil during the course of treatment.</p>","PeriodicalId":50096,"journal":{"name":"Journal of Pediatric Endocrinology & Metabolism","volume":" ","pages":"367-370"},"PeriodicalIF":1.4,"publicationDate":"2024-01-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139571916","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Hypothyroxinemia and weight velocity in preterm infants. 早产儿甲状腺素血症与体重增长速度
IF 1.4 4区 医学
Journal of Pediatric Endocrinology & Metabolism Pub Date : 2024-01-29 Print Date: 2024-03-25 DOI: 10.1515/jpem-2023-0496
Meira Zibitt, Brittany Ange, Zanna Wynter, Cynthia Mundy, Steve Herrmann, Brian K Stansfield
{"title":"Hypothyroxinemia and weight velocity in preterm infants.","authors":"Meira Zibitt, Brittany Ange, Zanna Wynter, Cynthia Mundy, Steve Herrmann, Brian K Stansfield","doi":"10.1515/jpem-2023-0496","DOIUrl":"10.1515/jpem-2023-0496","url":null,"abstract":"<p><strong>Objectives: </strong>Hypothyroxinemia of prematurity (HOP) is characterized by low free thyroxine (FT4) associated with low or normal thyroid stimulating hormone (TSH). The objective of this study is to define FT4 and TSH values in very preterm infants (<32 weeks postmenstrual age, PMA) and correlate hypothyroxinemia and levothyroxine treatment with growth velocity at 28 days and 36 weeks PMA.</p><p><strong>Methods: </strong>Preterm neonates <32 weeks PMA admitted to the regional neonatal intensive care unit (NICU) at the Children's Hospital of Georgia (USA) between January 2010 and July 2022 were routinely screened for hypothyroxinemia. FT4 and TSH values were obtained on 589 eligible neonates between day of life (DOL) 4 and 14. Growth velocity (g/kg/day) from DOL 14 to DOL 28 and 36-weeks PMA were calculated for each neonate and potential explanatory variables (PMA, sex, and race) were incorporated into multivariate regression models to identify associations between HOP and growth velocity.</p><p><strong>Results: </strong>In 589 preterm infants, PMA at birth was strongly associated inversely with FT4 (R=0.5845) and modestly with TSH (R=0.2740). Both FT4 and gestational age, but not TSH or levothyroxine treatment, were associated with growth velocity at 28 days of life and at 36 weeks PMA.</p><p><strong>Conclusions: </strong>We provide a large data set for identifying FT4 and TSH measurements and identify hypothyroxinemia of prematurity as a potential mediator of slow postnatal growth in very preterm infants.</p>","PeriodicalId":50096,"journal":{"name":"Journal of Pediatric Endocrinology & Metabolism","volume":" ","pages":"236-242"},"PeriodicalIF":1.4,"publicationDate":"2024-01-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139571917","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Neuronal ceroid lipofuscinosis type 11 diagnosed patient with bi-allelic variants in GRN gene: case report and review of literature. 神经细胞类脂膜炎 11 型诊断为 GNR 基因双等位基因变异的患者:病例报告和文献综述。
IF 1.4 4区 医学
Journal of Pediatric Endocrinology & Metabolism Pub Date : 2024-01-23 Print Date: 2024-03-25 DOI: 10.1515/jpem-2023-0411
İlknur Sürücü Kara, Engin Köse, Büşranur Çavdarlı, Fatma Tuba Eminoğlu
{"title":"Neuronal ceroid lipofuscinosis type 11 diagnosed patient with bi-allelic variants in <i>GRN</i> gene: case report and review of literature.","authors":"İlknur Sürücü Kara, Engin Köse, Büşranur Çavdarlı, Fatma Tuba Eminoğlu","doi":"10.1515/jpem-2023-0411","DOIUrl":"10.1515/jpem-2023-0411","url":null,"abstract":"<p><strong>Objectives: </strong>Neuronal ceroid lipofuscinosis type 11 (NCL11) is a rare disease that presents with progressive cognitive decline, epilepsy, visual impairment, retinal atrophy, cerebellar ataxia and cerebellar atrophy. We present herein a case of NCL11 in a patient diagnosed with neuromotor developmental delay, epilepsy, bronchiolitis obliterans and hypothyroidism.</p><p><strong>Case presentation: </strong>A 4-year-old male patient was admitted to our clinic with global developmental delay and a medical history that included recurrent hospitalizations for pneumonia at the age of 17 days, and in months 4, 5 and 7. Family history revealed a brother with similar clinical findings (recurrent pneumonia, hypothyroidism, hypotonicity, swallowing dysfunction and neuromotor delay) who died from pneumonia at the age of 22 months. Computed tomography of the thorax was consistent with bronchiolitis obliterans, while epileptic discharges were identified on electroencephalogram with a high incidence of bilateral fronto-centro-temporal and generalized spike-wave activity but no photoparoxysmal response. Cranial MRI revealed T2 hyperintense areas in the occipital periventricular white matter and volume loss in the white matter, a thin corpus callosum and vermis atrophy. A whole-exome sequencing molecular analysis revealed compound heterozygous c.430G>A (p.Asp144Asn) and c.415T>C (p.Cys139Arg) variants in the GRN gene.</p><p><strong>Conclusions: </strong>The presented case indicates that NCL11 should be taken into account in patients with epilepsy and neurodegenerative diseases.</p>","PeriodicalId":50096,"journal":{"name":"Journal of Pediatric Endocrinology & Metabolism","volume":" ","pages":"280-288"},"PeriodicalIF":1.4,"publicationDate":"2024-01-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139522320","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The effect of gonadotropin-releasing hormone analog treatment on the endocrine system in central precocious puberty patients: a meta-analysis. 促性腺激素释放激素类似物治疗对中枢性性早熟患者内分泌系统的影响:一项荟萃分析。
IF 1.4 4区 医学
Journal of Pediatric Endocrinology & Metabolism Pub Date : 2024-01-19 Print Date: 2024-03-25 DOI: 10.1515/jpem-2023-0480
Na Guo, Fei Zhou, Xiaolan Jiang, Linlin Yang, Huijuan Ma
{"title":"The effect of gonadotropin-releasing hormone analog treatment on the endocrine system in central precocious puberty patients: a meta-analysis.","authors":"Na Guo, Fei Zhou, Xiaolan Jiang, Linlin Yang, Huijuan Ma","doi":"10.1515/jpem-2023-0480","DOIUrl":"10.1515/jpem-2023-0480","url":null,"abstract":"<p><strong>Objectives: </strong>Gonadotropin-releasing hormone (GnRHa) is the first choice for the treatment of patients with central precocious puberty (CPP). However, the effects of GnRHa on the endocrine system of CPP patients, including insulin sensitivity, lipid level, thyroid function, bone mineral density (BMD), and testosterone (T) level, are currently contradictory. Therefore, the long-term safety of GnRHa therapy remains controversial.</p><p><strong>Content: </strong>A systematic literature search was performed using PubMed, Embase, Cochrane Library, and CNKI databases. The changes in HOMA-IR, TG, LDL-C, HDL-C, TSH, FT3, FT4, T, and BMD in CPP patients before and after GnRHa treatment were compared by meta-analysis. As the heterogeneity between studies, we estimated standard deviation mean differences (SMDs) and 95 % confidence intervals (CIs) using a random-effects model. Egger's test was used to assess publication bias.</p><p><strong>Summary: </strong>A total of 22 studies were included in our meta-analysis. Compared with before GnRHa treatment, there were no statistically significant differences in endocrine indicators including HOMA-IR, TG, LDL-C, HDL-C, TSH, FT4, FT3, T, and BMD of CPP patients treated with GnRHa.</p><p><strong>Outlook: </strong>Treatment with GnRHa for central precocious puberty will not increase the adverse effect on the endocrine system.</p>","PeriodicalId":50096,"journal":{"name":"Journal of Pediatric Endocrinology & Metabolism","volume":" ","pages":"197-208"},"PeriodicalIF":1.4,"publicationDate":"2024-01-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139486093","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Factors associated with neonatal hyperinsulinemic hypoglycemia, a case-control study. 新生儿高胰岛素血症低血糖的相关因素,一项病例对照研究。
IF 1.4 4区 医学
Journal of Pediatric Endocrinology & Metabolism Pub Date : 2024-01-19 Print Date: 2024-03-25 DOI: 10.1515/jpem-2023-0526
Thanaporn Rattanasakol, Ratchada Kitsommart
{"title":"Factors associated with neonatal hyperinsulinemic hypoglycemia, a case-control study.","authors":"Thanaporn Rattanasakol, Ratchada Kitsommart","doi":"10.1515/jpem-2023-0526","DOIUrl":"10.1515/jpem-2023-0526","url":null,"abstract":"<p><strong>Objectives: </strong>We aimed to identify perinatal risk factors associated with hyperinsulinemic hypoglycemia in neonates. Secondary objectives included an examination of clinical and biochemical characteristics at the time of diagnosis and an exploration of the duration of diazoxide therapy.</p><p><strong>Methods: </strong>A case-control study was conducted, involving individual chart reviews of inborn infants diagnosed with hyperinsulinemic hypoglycemia (the HH group) between 2014 and 2021. These cases were paired with controls (the non-HH group) belonging to the same gestational age (GA) strata who did not exhibit HH or only had transient postnatal hypoglycemia.</p><p><strong>Results: </strong>A total of 52 infants with HH were matched with corresponding controls. The mean GA in the HH group was 34.4 ± 3.1 weeks. Notably, the HH group exhibited lower mean minimum plasma glucose (PG) levels and required higher glucose infusion rates in comparison to the non-HH group (26.5 ± 15.6 vs. 49.1 ± 37.7 mg/dL and 12.9 ± 3.8 vs. 5.7 ± 2.1 mg/kg/min, respectively; p<0.001 for both). After adjusting for potential confounding factors, only two variables, fetal growth restriction (FGR) and neonatal sepsis, demonstrated significant associations with HH (adjusted odds ratio [95 % confidence interval]: 8.1 [2.1-31.0], p=0.002 and 6.3 [1.9-21.4], p=0.003, respectively). The median duration of diazoxide therapy for the HH group was 4 months.</p><p><strong>Conclusions: </strong>FGR and neonatal sepsis emerged as notable risk factors for HH. These infants exhibited lower PG levels and necessitated higher glucose infusion rates compared to their non-HH counterparts. Importantly, a substantial proportion of the HH group received diazoxide therapy, with a median treatment duration of 4 months.</p>","PeriodicalId":50096,"journal":{"name":"Journal of Pediatric Endocrinology & Metabolism","volume":" ","pages":"243-249"},"PeriodicalIF":1.4,"publicationDate":"2024-01-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139486060","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Insulin for "hearts that had lost hope" - on the first pediatric patients and the 1923 Nobel Prize in Physiology or Medicine. 为 "失去希望的心脏 "注射胰岛素--首例儿科患者和 1923 年诺贝尔生理学或医学奖。
IF 1.4 4区 医学
Journal of Pediatric Endocrinology & Metabolism Pub Date : 2024-01-12 Print Date: 2024-03-25 DOI: 10.1515/jpem-2023-0560
Iuliana Popescu
{"title":"Insulin for \"hearts that had lost hope\" - on the first pediatric patients and the 1923 Nobel Prize in Physiology or Medicine.","authors":"Iuliana Popescu","doi":"10.1515/jpem-2023-0560","DOIUrl":"10.1515/jpem-2023-0560","url":null,"abstract":"","PeriodicalId":50096,"journal":{"name":"Journal of Pediatric Endocrinology & Metabolism","volume":" ","pages":"193-196"},"PeriodicalIF":1.4,"publicationDate":"2024-01-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139418468","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Artificial intelligence in paediatric endocrinology: conflict or cooperation. 儿科内分泌学中的人工智能:冲突还是合作。
IF 1.4 4区 医学
Journal of Pediatric Endocrinology & Metabolism Pub Date : 2024-01-08 Print Date: 2024-03-25 DOI: 10.1515/jpem-2023-0554
Paul Dimitri, Martin O Savage
{"title":"Artificial intelligence in paediatric endocrinology: conflict or cooperation.","authors":"Paul Dimitri, Martin O Savage","doi":"10.1515/jpem-2023-0554","DOIUrl":"10.1515/jpem-2023-0554","url":null,"abstract":"<p><p>Artificial intelligence (AI) in medicine is transforming healthcare by automating system tasks, assisting in diagnostics, predicting patient outcomes and personalising patient care, founded on the ability to analyse vast datasets. In paediatric endocrinology, AI has been developed for diabetes, for insulin dose adjustment, detection of hypoglycaemia and retinopathy screening; bone age assessment and thyroid nodule screening; the identification of growth disorders; the diagnosis of precocious puberty; and the use of facial recognition algorithms in conditions such as Cushing syndrome, acromegaly, congenital adrenal hyperplasia and Turner syndrome. AI can also predict those most at risk from childhood obesity by stratifying future interventions to modify lifestyle. AI will facilitate personalised healthcare by integrating data from 'omics' analysis, lifestyle tracking, medical history, laboratory and imaging, therapy response and treatment adherence from multiple sources. As data acquisition and processing becomes fundamental, data privacy and protecting children's health data is crucial. Minimising algorithmic bias generated by AI analysis for rare conditions seen in paediatric endocrinology is an important determinant of AI validity in clinical practice. AI cannot create the patient-doctor relationship or assess the wider holistic determinants of care. Children have individual needs and vulnerabilities and are considered in the context of family relationships and dynamics. Importantly, whilst AI provides value through augmenting efficiency and accuracy, it must not be used to replace clinical skills.</p>","PeriodicalId":50096,"journal":{"name":"Journal of Pediatric Endocrinology & Metabolism","volume":" ","pages":"209-221"},"PeriodicalIF":1.4,"publicationDate":"2024-01-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139111322","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Congenital hyperinsulinism patient with ABCC8 and KCNJ11 double heterozygous variants: a case report with 6 years follow-up. 致编辑的信:ABCC8 和 KCNJ11 双杂合子变异的先天性高胰岛素血症患者:随访 6 年的病例报告。
IF 1.3 4区 医学
Journal of Pediatric Endocrinology & Metabolism Pub Date : 2024-01-01 Print Date: 2024-02-26 DOI: 10.1515/jpem-2023-0445
Peipei Hui, Congli Chen, Yanmei Sang
{"title":"Congenital hyperinsulinism patient with <i>ABCC8</i> and <i>KCNJ11</i> double heterozygous variants: a case report with 6 years follow-up.","authors":"Peipei Hui, Congli Chen, Yanmei Sang","doi":"10.1515/jpem-2023-0445","DOIUrl":"10.1515/jpem-2023-0445","url":null,"abstract":"","PeriodicalId":50096,"journal":{"name":"Journal of Pediatric Endocrinology & Metabolism","volume":" ","pages":"189-191"},"PeriodicalIF":1.3,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139058994","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Outcomes and experiences of adults with congenital hypogonadism can inform improvements in the management of delayed puberty. 成人先天性性腺功能减退症的结局和经验可以改善青春期延迟的管理。
IF 1.4 4区 医学
Journal of Pediatric Endocrinology & Metabolism Pub Date : 2023-11-24 Print Date: 2024-01-29 DOI: 10.1515/jpem-2023-0407
Sasha R Howard, Richard Quinton
{"title":"Outcomes and experiences of adults with congenital hypogonadism can inform improvements in the management of delayed puberty.","authors":"Sasha R Howard, Richard Quinton","doi":"10.1515/jpem-2023-0407","DOIUrl":"10.1515/jpem-2023-0407","url":null,"abstract":"<p><p>Patients with congenital hypogonadism will encounter many health care professionals during their lives managing their health needs; from antenatal and infantile periods, through childhood and adolescence, into adult life and then old age. The pubertal transition from childhood to adult life raises particular challenges for diagnosis, therapy and psychological support, and patients encounter many pitfalls. Many patients with congenital hypogonadism and delayed or absent puberty are only diagnosed and treated after long diagnostic journeys, and their management across different centres and countries is not well standardised. Here we reconsider the management of pubertal delay, whilst addressing problematic diagnostic issues and highlighting the limitations of historic pubertal induction protocols - from the perspective of both an adult and a paediatric endocrinologist, dealing in our everyday work with the long-term adverse consequences to our hypogonadal patients of an incorrect and/or late diagnosis and treatment in childhood.</p>","PeriodicalId":50096,"journal":{"name":"Journal of Pediatric Endocrinology & Metabolism","volume":" ","pages":"1-7"},"PeriodicalIF":1.4,"publicationDate":"2023-11-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10775020/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138300441","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Very elevated serum copeptin concentrations occur in a subset of healthy children in the minutes after phlebotomy. 血copeptin浓度升高发生在一小部分健康儿童在放血后的几分钟内。
IF 1.3 4区 医学
Journal of Pediatric Endocrinology & Metabolism Pub Date : 2023-11-23 Print Date: 2024-01-29 DOI: 10.1515/jpem-2023-0390
Shruti Sastry, Christine A March, Michael J McPhaul, Luigi R Garibaldi
{"title":"Very elevated serum copeptin concentrations occur in a subset of healthy children in the minutes after phlebotomy.","authors":"Shruti Sastry, Christine A March, Michael J McPhaul, Luigi R Garibaldi","doi":"10.1515/jpem-2023-0390","DOIUrl":"10.1515/jpem-2023-0390","url":null,"abstract":"<p><strong>Objectives: </strong>Although AVP and its surrogate, copeptin, are mainly regulated by osmotic and volume stimuli, their secretion is also elicited by stress and growth hormone (GH) stimulating agents. The aim of this report is to describe unusual patterns of copeptin response in a subset of children undergoing GH stimulation tests (GH-ST).</p><p><strong>Methods: </strong>We conducted a secondary analysis of a cohort of 93 healthy short children with no polydipsia, polyuria or fluid/electrolyte abnormalities, undergoing GH-ST with intravenous arginine, insulin, oral clonidine, or L-Dopa/carbidopa in various combinations. Serum copeptin concentrations were measured 1-3 min after phlebotomy (0 min) and at 60, 90, 120 min during GH-ST.</p><p><strong>Results: </strong>In 85 subjects (normal response group, NRG) serum copeptin concentrations increased from a 0 min median of 9 pmol/L (IQR 6, 11.5) (all values ≤21) to a median peak between 60 and 120 min of 22 (IQR15, 38) pmol/L, which varied depending on the stimulating agent. Conversely, in the eight outliers, copeptin concentrations decreased gradually from a median of 154 (IQR 61, 439) pmol/L (all ≥40 pmol/L) to values as low as 14 % of the basal value, by 120 min. Test-associated anxiety was described in 17 subjects in the NRG (20 %) and five of the outliers (63 %).</p><p><strong>Conclusions: </strong>A distinctive pattern of very elevated serum copeptin concentrations occurred in 9 % of children undergoing GH-ST, similar to reports in previous pediatric studies. Etiology may include pain or stress of phlebotomy. This phenomenon should be recognized for proper interpretation of copeptin values in children.</p>","PeriodicalId":50096,"journal":{"name":"Journal of Pediatric Endocrinology & Metabolism","volume":" ","pages":"8-14"},"PeriodicalIF":1.3,"publicationDate":"2023-11-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10919260/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138292237","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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