Evidence mapPaperPMID 41300699Full record

ArticleGenes2025

Rare Genetic Variants Underlying Primary Immunodeficiency: Clinical, Pulmonary, and Genetic Insights from Two Pediatric Cases.

Nurgul Sikhayeva, Svetlana Volodchenko, Elena Kovzel, Aiganym Toleuzhanova, Aliya Romanova, Gulnar Tortayeva, Yelena Sagandykova, Marina Morenko, Aidos Bolatov, Ilyas Akhmetollayev and 2 more

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Article in Genes, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

12 authors.

Nurgul SikhayevaNational Center for Biotechnology, Korgalzhyn Highway 13/5, Astana 010000, Kazakhstan.
Svetlana Volodchenko"University Medical Center" Corporate Fund, St. Kerey, Zhanibek Khandar Khanov 5/1, Astana 010000, Kazakhstan.
Elena Kovzel"University Medical Center" Corporate Fund, St. Kerey, Zhanibek Khandar Khanov 5/1, Astana 010000, Kazakhstan.
Aiganym Toleuzhanova"University Medical Center" Corporate Fund, St. Kerey, Zhanibek Khandar Khanov 5/1, Astana 010000, Kazakhstan.ORCID 0000-0003-1477-8780
Aliya RomanovaNational Center for Biotechnology, Korgalzhyn Highway 13/5, Astana 010000, Kazakhstan.ORCID 0009-0000-4483-0493
Gulnar Tortayeva"University Medical Center" Corporate Fund, St. Kerey, Zhanibek Khandar Khanov 5/1, Astana 010000, Kazakhstan.
Yelena Sagandykova"University Medical Center" Corporate Fund, St. Kerey, Zhanibek Khandar Khanov 5/1, Astana 010000, Kazakhstan.ORCID 0009-0002-6593-4050
Marina MorenkoDepartment of Pediatrics with Courses in Allergology, Immunology, Hematology, and Endocrinology, School of Medicine, "Medical University of Astana" NAO, Beibitshilik Street 49/A, Astana 010000, Kazakhstan.
Aidos BolatovMedical School, Shenzhen University, 3688 Nanhai Road, Shenzhen 518060, China.ORCID 0000-0002-5390-4623
Ilyas AkhmetollayevNational Center for Biotechnology, Korgalzhyn Highway 13/5, Astana 010000, Kazakhstan.
Anar Shakirova"University Medical Center" Corporate Fund, St. Kerey, Zhanibek Khandar Khanov 5/1, Astana 010000, Kazakhstan.
Mariya Tagaeva"University Medical Center" Corporate Fund, St. Kerey, Zhanibek Khandar Khanov 5/1, Astana 010000, Kazakhstan.

Funding

This work was supported by Grant AP19678933 from the Science Committee of the Ministry of Science and Higher Education of the Republic of Kazakhstan AP19678933
6 · The paper itself

Abstract

BACKGROUND/

objectivesInborn errors of immunity (IEIs), formerly known as primary immunodeficiency disorders, are a heterogeneous group of genetic diseases characterized by recurrent infections and multisystem involvement. Although more than 500 distinct entities have been identified, reports from Central Asia remain scarce. This study describes two rare pediatric IEI cases from Kazakhstan, highlighting the importance of genomic diagnostics in underrepresented regions.

methodsTwo unrelated male patients with early-onset recurrent infections and systemic complications were evaluated at the University Medical Center, Astana. Clinical and laboratory assessments included immunophenotyping, imaging, and histopathology. Whole-genome sequencing (WGS) was performed, followed by Sanger confirmation and segregation analysis when feasible. Variants were classified according to ACMG/AMP guidelines.

resultsThe first case involved a child with recurrent bronchopulmonary disease, pulmonary fibrosis, and connective tissue abnormalities, found to carry a novel homozygous

conclusionsThese cases underscore the clinical heterogeneity of IEIs and illustrate the essential role of genomic diagnostics in elucidating atypical presentations. Documenting rare variants and unconventional phenotypes enhances global knowledge, elevates awareness in resource-limited regions, and emphasizes the necessity for early, multidisciplinary care and the enhancement of national registries for rare immunogenetic disorders.

Indexed as

Primary Immunodeficiency DiseasesAdolescentAtaxia Telangiectasia Mutated ProteinsChildHumansWhole Genome SequencingAtaxia Telangiectasia Mutated ProteinsATM protein, humanataxia-telangiectasiafbln5granulomatous skin lesionsLax skin syndromepediatric rare diseasesprimary immunodeficiencypulmonary fibrosiswhole-exome sequencing

Identifiers

PMID41300699
PMCPMC12652502

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.