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Human immunodeficiency-virus-related pulmonary infections in children
1Department of Pediatrics, UMD-New Jersey Medical School, Newark, USA.
Insights
Pulmonary infections are a significant threat to children with human immunodeficiency virus (HIV). Early diagnosis and prophylaxis are crucial for managing these infections and improving survival rates in pediatric HIV cases.
Area of Science:
- Pediatric Infectious Diseases
- Pulmonology
- Immunology
Background:
- Pediatric human immunodeficiency virus (HIV) infection presents unique challenges, with pulmonary complications being a primary driver of morbidity and mortality.
- Common pulmonary diseases in HIV-infected children include Pneumocystis carinii pneumonia, lymphoid interstitial pneumonitis, and bacterial pneumonias.
- Emerging pathogens like Mycobacterium tuberculosis and respiratory viruses are increasingly identified in this population.
Purpose of the Study:
- To review the current understanding of pulmonary infections in children with HIV.
- To outline systematic approaches for diagnosing and managing these infections.
- To discuss the role of prophylaxis and its limitations.
Main Methods:
- Review of existing literature on pulmonary infections in pediatric HIV.
- Analysis of clinical manifestations, diagnostic strategies, and treatment options.
- Evaluation of current prophylaxis guidelines and their effectiveness.
Main Results:
- Advances in understanding have led to systematic diagnostic and management approaches for HIV-infected children with respiratory symptoms.
- Improved treatment options have resulted in earlier diagnosis and enhanced survival rates.
- Prophylaxis strategies, particularly for Pneumocystis carinii pneumonia, have been developed but are limited by challenges in identifying at-risk infants and children.
Conclusions:
- Pulmonary infections remain a major cause of illness and death in children with HIV.
- Continued advancements in antiretroviral therapy to slow immunodeficiency progression are essential.
- Widespread implementation of effective prophylactic guidelines is critical to reduce the burden of these infections.
Abstract:
Increasing numbers of children with human immunodeficiency virus (HIV) infection continue to be seen in the United States. Pulmonary infections constitute a major cause of morbidity and mortality in these children Pneumoncystis carinii pneumonia, pulmonary lymphoid hyperplasia/lymphoid interstitial pneumonitis, and bacterial pneumonias, all described in high frequency in the earliest cases of pediatric acquired immunodeficiency syndrome, remain the pulmonary diseases confronted most often. Other pathogens, such as Mycobacterium tuberculosis and respiratory virus infections are now being identified in increasing numbers in HIV-infected children. Advances in our understanding of these disease processes and their clinical manifestations have allowed development of a systematic approaches to the common problem of the HIV-infected child with fever, tachypnea, and hypoxemia and an abnormal chest radiograph. These approaches, coupled with improvements in available treatment options, have led to earlier diagnosis and improved survival. Prophylaxis strategies have been developed for the most serious pulmonary infections, especially P carinii pneumonia. However, lack of identification of infants and children at risk of HIV infection has limited their effectiveness. Pulmonary infections in HIV-infected children continue to take a high toll with regard to morbidity and mortality. Only with continued advances in primary therapy to slow progression of the underlying immunodeficiency and widespread use of available prophylactic guidelines will these be reduced.