Abstract
Interstitial lung disease with nephrotic syndrome and junctional epidermolysis bullosa is caused by biallelic mutations in the integrin gene ITGA3 and is associated with death in infancy. We describe a variant of this syndrome with delayed presentation of symptoms and prolonged survival.
References
Has C, Sparta G, Kiritsi D, Weibel L, Moeller A, Vega-Warner V, et al. Integrin alpha3 mutations with kidney, lung, and skin disease. N Engl J Med. 2012;366:1508–14.
Nicolaou N, Margadant C, Kevelam SH, Lilien MR, Oosterveld MJ, Kreft M, et al. Gain of glycosylation in integrin alpha3 causes lung disease and nephrotic syndrome. J Clin Invest. 2012;122:4375–87.
Yalcin EG, He Y, Orhan D, Pazzagli C, Emiralioglu N, Has C. Crucial role of posttranslational 79 modifications of integrin alpha3 in interstitial lung disease and nephrotic syndrome. Hum Mol Genet. 2015;24:3679–88.
He Y, Balasubramanian M, Humphreys N, Waruiru C, Brauner M, Kohlhase J, et al. Intronic ITGA3 mutation impacts splicing regulation and causes interstitial lung disease, nephrotic syndrome, and epidermolysis bullosa. J Invest Dermatol. 2016;136:1056–9.
Colombo EA, Spaccini L, Volpi L, Negri G, Cittaro D, Lazarevic D, et al. Viable phenotype of ILNEB syndrome without nephrotic impairment in siblings heterozygous for unreported integrin alpha3 86 mutations. Orphanet J Rare Dis. 2016;11:136.
Cohen-Barak E, Danial-Farran N, Khayat M, Chervinsky E, Nevet JM, Ziv M, et al. A nonjunctional, nonsyndromic case of junctional epidermolysis bullosa with renal and respiratory involvement. JAMA Dermatol. 2019;155:498–500.
Author information
Authors and Affiliations
Corresponding author
Additional information
Contributors: SUT: worked up the case and drafted the manuscript; SS,AS: helped in diagnosis, management, and manuscript revision.
Funding: Institute of Child Health and Hospital for Children, Madras Medical College, Chennai, India.
Rights and permissions
About this article
Cite this article
Tarur, S.U., Srinivasan, S. & Seeralar, A. Delayed Presentation of Respiratory Symptoms and Prolonged Survival in Homozygous α3 Integrin Deficiency. Indian Pediatr 57, 268–269 (2020). https://doi.org/10.1007/s13312-020-1767-0
Published:
Issue Date:
DOI: https://doi.org/10.1007/s13312-020-1767-0