Clinical features of childhood diabetes mellitus focusing on latent autoimmune diabetes

PurposeThis study was designed to evaluate the clinical characteristics of childhood diabetes mellitus (DM) according to its classification as well as the clinical course of latent autoimmune diabetes (LAD) that initially showed noninsulin dependence despite autoantibody positivity.MethodsA total of...

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Main Authors: Seung Ho Lee, Jeesuk Yu
Format: Article
Language:English
Published: Korean Society of Pediatric Endocrinology 2016-12-01
Series:Annals of Pediatric Endocrinology & Metabolism
Subjects:
Online Access:http://e-apem.org/upload/pdf/apem-21-212.pdf
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author Seung Ho Lee
Jeesuk Yu
author_facet Seung Ho Lee
Jeesuk Yu
author_sort Seung Ho Lee
collection DOAJ
description PurposeThis study was designed to evaluate the clinical characteristics of childhood diabetes mellitus (DM) according to its classification as well as the clinical course of latent autoimmune diabetes (LAD) that initially showed noninsulin dependence despite autoantibody positivity.MethodsA total of 91 subjects diagnosed between 2001 and 2015 were enrolled in the study. They were classified into 3 groups: type 1 DM, LAD, and type 2 DM. Clinical features and laboratory findings were compared among groups.ResultsAmong 91 subjects, type 1 DM, LAD, and type 2 DM were 51 (56.0%), 7 (7.7%), and 33 (36.3%), respectively. In LAD, age at diagnosis and BMI Z-scores were higher, as compared with those in type 1 DM. Initial serum c-peptide levels were higher in LAD than those in type 1 DM, but lower than those in type 2 DM. In LAD, the mean follow-up duration was 4.56 years, and 43% of the patients ultimately required intensive insulin treatment with dosage of > 0.5 U/kg/day. HbA1C and serum c-peptide levels at the time of intensive insulin treatment were 9.43±0.93% and 1.37±1.36 ng/mL, respectively. Recent serum c-peptide/glucose ratio was lower in the group requiring intensive insulin treatment than the group without intensive insulin treatment, with P-value of 0.057 (0.003±0.005 vs. 0.071±0.086).ConclusionInitial autoantibody evaluation is useful for classification and management. Close monitoring of the patients with LAD is important due to the expected need for intensive insulin treatment within several years.
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spelling doaj.art-f554ce16f00f4d978bc47f147a1f96f82022-12-22T02:58:42ZengKorean Society of Pediatric EndocrinologyAnnals of Pediatric Endocrinology & Metabolism2287-10122287-12922016-12-0121421221810.6065/apem.2016.21.4.212639Clinical features of childhood diabetes mellitus focusing on latent autoimmune diabetesSeung Ho Lee0Jeesuk Yu1Department of Pediatrics, Dankook University Hospital, Cheonan, Korea.Department of Pediatrics, Dankook University Hospital, Cheonan, Korea.PurposeThis study was designed to evaluate the clinical characteristics of childhood diabetes mellitus (DM) according to its classification as well as the clinical course of latent autoimmune diabetes (LAD) that initially showed noninsulin dependence despite autoantibody positivity.MethodsA total of 91 subjects diagnosed between 2001 and 2015 were enrolled in the study. They were classified into 3 groups: type 1 DM, LAD, and type 2 DM. Clinical features and laboratory findings were compared among groups.ResultsAmong 91 subjects, type 1 DM, LAD, and type 2 DM were 51 (56.0%), 7 (7.7%), and 33 (36.3%), respectively. In LAD, age at diagnosis and BMI Z-scores were higher, as compared with those in type 1 DM. Initial serum c-peptide levels were higher in LAD than those in type 1 DM, but lower than those in type 2 DM. In LAD, the mean follow-up duration was 4.56 years, and 43% of the patients ultimately required intensive insulin treatment with dosage of > 0.5 U/kg/day. HbA1C and serum c-peptide levels at the time of intensive insulin treatment were 9.43±0.93% and 1.37±1.36 ng/mL, respectively. Recent serum c-peptide/glucose ratio was lower in the group requiring intensive insulin treatment than the group without intensive insulin treatment, with P-value of 0.057 (0.003±0.005 vs. 0.071±0.086).ConclusionInitial autoantibody evaluation is useful for classification and management. Close monitoring of the patients with LAD is important due to the expected need for intensive insulin treatment within several years.http://e-apem.org/upload/pdf/apem-21-212.pdfType 2 diabetes mellitusAutoantibodyChild
spellingShingle Seung Ho Lee
Jeesuk Yu
Clinical features of childhood diabetes mellitus focusing on latent autoimmune diabetes
Annals of Pediatric Endocrinology & Metabolism
Type 2 diabetes mellitus
Autoantibody
Child
title Clinical features of childhood diabetes mellitus focusing on latent autoimmune diabetes
title_full Clinical features of childhood diabetes mellitus focusing on latent autoimmune diabetes
title_fullStr Clinical features of childhood diabetes mellitus focusing on latent autoimmune diabetes
title_full_unstemmed Clinical features of childhood diabetes mellitus focusing on latent autoimmune diabetes
title_short Clinical features of childhood diabetes mellitus focusing on latent autoimmune diabetes
title_sort clinical features of childhood diabetes mellitus focusing on latent autoimmune diabetes
topic Type 2 diabetes mellitus
Autoantibody
Child
url http://e-apem.org/upload/pdf/apem-21-212.pdf
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