Inborn Errors of Immunity Presenting with Early-Onset Severe Atopy by Nipat Chuleerarux, Nadia Makkoukdji, Travis Satnarine, Jessica Elise Kuhn, Tanawin Nopsopon, Peerada Valyasevi, Fernanda Bellodi Schmidt, Gary Kleiner, Melissa Gans

“…Inborn errors of immunity (IEIs), also known as primary immunodeficiencies, are a group of genetic disorders affecting the development and function of the immune system. …”
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Lymphoproliferation and hyper-IgM as the first manifestation of activated phosphoinositide 3-kinase δ syndrome: A case report by Mónica Fernandes-Pineda, Andrés F. Zea-Vera

“…Notably, the clinical presentations of this syndrome often closely resemble those of other primary immunodeficiencies. We present a case involving a 15-year-old male who displayed an immunological phenotype that bore a striking resemblance to hyper-IgM syndrome. …”
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X-Linked Lymphoproliferative Syndrome and Common Variable Immunodeficiency May Not Be Differentiated by SH2D1A and XIAP/BIRC4 Genes Sequence Analysis by Nesrin Gulez, Guzide Aksu, Afig Berdeli, Neslihan Karaca, Sema Tanrıverdi, Necil Kutukculer, Elif Azarsiz

“…The distinction from primary immunodeficiencies with a defined genetic cause is mandatory. …”
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