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Tuberculosis during early antiretroviral-induced immune reconstitution in HIV-infected children

M Zampoli1, T Kilborn, B Eley

  • 1School of Child and Adolescent Health, Division of Paediatric Medicine, Red Cross War Memorial Children's Hospital, Klipfontein Road, Rondebosch, 7700 Cape Town, South Africa. mzampoli@ich.uct.ac.za

The International Journal of Tuberculosis and Lung Disease : the Official Journal of the International Union Against Tuberculosis and Lung Disease
|March 31, 2007
PubMed

Insights

Tuberculosis (TB) in children with human immunodeficiency virus (HIV) on antiretroviral therapy can present with immune reconstitution inflammatory syndrome. Early diagnosis and management are crucial for better outcomes in these vulnerable patients.

Area of Science:

  • Pediatric Infectious Diseases
  • Immunology
  • Public Health

Background:

  • Human immunodeficiency virus (HIV) infection significantly impacts tuberculosis (TB) presentation and management in children.
  • Antiretroviral therapy can lead to immune reconstitution, potentially altering the clinical course of concurrent TB.

Purpose of the Study:

  • To characterize the clinical manifestations of TB in HIV-infected children during the early stages of immune reconstitution induced by highly active antiretroviral therapy (HAART).

Main Methods:

  • A case series design was employed at a referral pediatric hospital in Cape Town, South Africa.
  • Clinical data from eleven children with probable or confirmed TB during early HAART were retrospectively analyzed.

Main Results:

  • Seven children developed pulmonary TB after a median of 25 days on HAART, with one also having extrapulmonary disease.
  • Four patients experienced paradoxical reactions, including one death from suspected tuberculous immune reconstitution pneumonitis.
  • Radiographic findings included new or worsening intrathoracic lymphadenopathy, parenchymal infiltrates, and pleural effusions.

Conclusions:

  • The clinical presentation of TB in HIV-infected children on early HAART may be influenced by immune reconstitution.
  • Improved diagnostic methods for TB in this population are urgently needed.
Abstract

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