Predominantly antibody deficiency: case report

Autor: Louyse Jerônimo de Morais, Beatriz Brasileiro de Macedo Silva, Luís Alfredo Cezar Brito, Luíza Alcântara Pontes de Lemos, Matheus Soares Lustosa, Rafaela Ribeiro D’Azevedo Carneiro, Renata de Cerqueira Paes Correa Lima, Tainá Gomes Aragão, Veriana Márcia da Nóbrega
Jazyk: English<br />Portuguese
Rok vydání: 2023
Předmět:
Zdroj: Revista Brasileira de Saúde Materno Infantil, Vol 23 (2023)
Druh dokumentu: article
ISSN: 1806-9304
DOI: 10.1590/1806-9304202300000259-en
Popis: Abstract Objectives: present a case of Inborn errors of immunity (IEI) as a potential diagnosis in pediatric patients with recurrent infections. Description: male patient, 13 years old, since he was eight months old had recurrent diarrhea, sinusitis, otitis, abscesses and urinary tract infections. At the age of ten, he presented mastoiditis progressing to meningitis, he was admitted to a tertiary hospital, where an immunological evaluation was performed, which led to the diagnosis of Predominantly Antibody Deficiency (PAD), with suspected X-linked Agammaglobulinemia (XLA). Treatment was initiated with administration of intravenous gamma globulin 400 mg/kg every four weeks, with a significant improvement of the condition. Discussion: usually, the diagnosis of XLA tends to be made in the first three years of life. However, in this report, although the first manifestations started at eight months of age, there was a delay of ten years before starting the treatment. In fact, the diagnosis of children and adults with IEI can be delayed if healthcare professionals are unable to find the true cause of recurrent infections. Therefore, the relevance of considering such pathologies in the presence of risk signs is highlighted, as early diagnosis being essential in treating and preventing morbidities.
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