Glucometabolic Control and Anti-Transglutaminase Antibodies at Celiac Disease Onset in Type 1 Diabetes Youth

  • Francesca Di Candia
  • , Francesco Maria Rosanio
  • , Roberto Franceschi
  • , Alessandro Fierro
  • , Riccardo Bonfanti
  • , Francesca Cardella
  • , Valentino Cherubini
  • , Giuseppe D'Annunzio
  • , Barbara Felappi
  • , Dario Iafusco
  • , Brunella Iovane
  • , Claudio Maffeis
  • , Giulio Maltoni
  • , Francesca Olivieri
  • , Gabriele Olivieri
  • , Barbara Piccini
  • , Elvira Piccinno
  • , Barbara Predieri
  • , IVANA RABBONE
  • , Maria Rossella Ricciardi
  • Giuseppina Salzano, Riccardo Schiaffini, Gianluca Tornese, Angela Zanfardino, Marco Marigliano, Riccardo Troncone, Riccardo Pertile, Luigi Greco, Renata Auricchio, Enza Mozzillo, null null, Francesco Gallo, Caterina Grosso, Carlo Ripoli, Fiorella De Berardinis, Susanna Coccoli, Valentina Tiberi, Sonia Toni, Maurizio Delvecchio, Rosanna Roppolo, Fortunato Lombardo, Stefano Passanisi, Bruno Bombaci, Alberto Casertano, Nicola Minuto, Marta Bassi, Evelina Maines, Silvia Savastio, Elena Inzaghi, Andrea Rigamonti, Giulio Frontino, Patrizia Bruzzi, Claudia Piona

Risultato della ricerca: Contributo su rivistaArticolo in rivistapeer review

Abstract

Context Anti-transglutaminase antibodies (anti-TTG IgA) titer is associated with mucosal damage in celiac disease (CD). Objective The primary focus was to correlate anti-TTG IgA titer, HbA1c when CD occurs (HbA1cCD), and Marsh grade in children and adolescents with type 1 diabetes (T1D) at the time of CD diagnosis. As secondary outcomes, we assessed the optimal anti-TTG IgA upper limit of normal (ULN) cutoff for sparing biopsy, and personal and familial autoimmunity history in the individuals with T1D and CD (T1D-CD) compared with T1D-only. Methods In this retrospective observational study, among 6933 individuals with T1D onset (2010-2019), 556 were grouped according to CD onset: before (CD_FIRST), concomitant (CD_CONCOMITANT), or after T1D (T1D_FIRST), and compared with 141 T1D without CD. Measures included HbA1cCD, fold-anti-TTG IgA, anti-TTG IgA cutoff, and autoimmunity history of both groups, as well as Marsh grade in T1D-CD. Results In youths with T1D, HbA1cCD was associated with increased fold-anti-TTG IgA (Spearman r = 0.14, P = .0047). The optimal anti-TTG IgA cutoff for sparing biopsy was 11 ULN. Autoimmunity was prevalent in T1D-CD individuals, who showed more comorbidities than controls (chi(2) 25.4, P < .001), particularly the CD_FIRST (P < .001). Conclusion In children with T1D-CD, worse glucometabolic control is associated with an increase in fold anti-TTG IgA and with worse Marsh grade. A slightly higher anti-TTG IgA cutoff may be neAcessary for sparing biopsy compared to children in the general population. Higher prevalence of autoimmune comorbidities in CD_FIRST suggests that screening for T1D in the CD population should be mandatory.
Lingua originaleInglese
RivistaJournal of Clinical Endocrinology and Metabolism
Volumedgaf604
DOI
Stato di pubblicazionePubblicato - 2025

Keywords

  • Anti-tissue Transglutaminase
  • Autoimmunity
  • Celiac Disease
  • Gluten-Free Diet
  • Glycosylated haemoglobin
  • Type 1 Diabetes

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