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The pathogenesis of COVID-19-induced IgA nephropathy and IgA vasculitis: A systematic review.
Farooq, Hareem; Aemaz Ur Rehman, Muhammad; Asmar, Abyaz; Asif, Salman; Mushtaq, Aliza; Qureshi, Muhammad Ahmad.
Afiliación
  • Farooq H; Department of Medicine, Mayo Hospital, King Edward Medical University, Lahore, Pakistan.
  • Aemaz Ur Rehman M; Department of Medicine, Mayo Hospital, King Edward Medical University, Lahore, Pakistan.
  • Asmar A; Department of Medicine, Mayo Hospital, King Edward Medical University, Lahore, Pakistan.
  • Asif S; Department of Medicine, Mayo Hospital, King Edward Medical University, Lahore, Pakistan.
  • Mushtaq A; Department of Medicine, Mayo Hospital, King Edward Medical University, Lahore, Pakistan.
  • Qureshi MA; Department of Medicine, Mayo Hospital, King Edward Medical University, Lahore, Pakistan.
J Taibah Univ Med Sci ; 17(1): 1-13, 2022 Feb.
Article en En | MEDLINE | ID: mdl-34602936
OBJECTIVE: IgA nephropathy (IgAN) and IgA vasculitis (IgAV) are part of a similar clinical spectrum. Both clinical conditions occur with the coronavirus disease 2019 (COVID-19). This review aims to recognize the novel association of IgAN and IgAV with COVID-19 and describe its underlying pathogenesis. METHODS: We conducted a systematic literature search and data extraction from PubMed, Cochrane, ScienceDirect, and Google Scholar following the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines. RESULTS: Our search identified 13 cases reporting IgAV and IgAN associated with COVID-19 infection and 4 cases of IgAN following COVID-19 vaccination. The mean, mode, and median ages of patients were 23.8, 4, and 8 years, respectively. Most cases associated with COVID-19 infection were reported in males (77%). Rash and purpura (85%) were the most common clinical features, followed by gastrointestinal symptoms (62%). In symptomatic cases, skin or renal biopsy and immunofluorescence confirmed the diagnosis of IgAN or IgAV. Most patients were treated with steroids and reported recovery or improvement; however, death was reported in two patients. CONCLUSION: There is a paucity of scientific evidence on the pathogenesis of the association of IgAN and IgAV with COVID-19, which thus needs further study. Current research suggests the role of IgA-mediated immune response, evidenced by early seroconversion to IgA in COVID-19 patients and the role of IgA in immune hyperactivation as the predominant mediator of the disease process. Clinicians, especially nephrologists and paediatricians, need to recognize this association, as this disease is usually self-limited and can lead to complete recovery if prompt diagnosis and treatment are provided.
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Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Tipo de estudio: Etiology_studies / Guideline / Systematic_reviews Idioma: En Revista: J Taibah Univ Med Sci Año: 2022 Tipo del documento: Article País de afiliación: Pakistán Pais de publicación: Arabia Saudita

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Tipo de estudio: Etiology_studies / Guideline / Systematic_reviews Idioma: En Revista: J Taibah Univ Med Sci Año: 2022 Tipo del documento: Article País de afiliación: Pakistán Pais de publicación: Arabia Saudita