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Updated: Aug 19, 2025
Imaging Features of Systemic Sclerosis-Associated Interstitial Lung Disease
Published on: June 16, 2020
The Challenging Diagnosis of Interstitial Lung Disease in Children-One Case Report and Literature Review
Marcela Daniela Ionescu1,2, Nicoleta Aurelia Popescu2, Diana Stănescu2
1Department of Pediatrics, "Carol Davila" University of Medicine and Pharmacy, 020021 Bucharest, Romania.
Insights
Childhood interstitial lung disease (chILD) is a rare group of lung disorders in children. Early diagnosis and treatment, especially for hypersensitivity pneumonitis (HP), are crucial for a better prognosis.
Area of Science:
- Pediatric Pulmonology
- Rare Respiratory Diseases
- Interstitial Lung Disease
Background:
- Childhood interstitial lung disease (chILD) encompasses rare, heterogeneous respiratory disorders in children.
- These conditions involve pulmonary structures, leading to restrictive lung dysfunction and significant morbidity/mortality.
- Subtle, progressive symptoms often mimic common illnesses, causing diagnostic delays.
Purpose of the Study:
- To provide an overview of the current understanding of chILD.
- To highlight the specific features of hypersensitivity pneumonitis (HP) within the chILD spectrum.
- To present a clinical case report illustrating diagnostic challenges and favorable outcomes.
Main Methods:
- Review of current literature on chILD and HP in children.
- Detailed clinical case report analysis.
- Discussion of diagnostic modalities including history, physical examination, genetic tests, bronchoalveolar lavage, and lung biopsy.
Main Results:
- chILD diagnosis is challenging due to varied presentations and obscure etiologies.
- Hypersensitivity pneumonitis (HP) is the most common chILD, triggered by environmental antigen exposure.
- The case report demonstrates successful diagnosis and management of HP in a child, leading to a favorable long-term outcome.
Conclusions:
- Timely and accurate diagnosis of chILD is essential to prevent irreversible respiratory failure.
- Identifying specific triggers, particularly environmental antigens in HP, is key for effective management.
- Multidisciplinary investigation and tailored treatment strategies improve prognosis in pediatric interstitial lung diseases.
Abstract:
Childhood interstitial lung disease (chILD) includes a heterogeneous spectrum of rare respiratory disorders in children associated with substantial morbi-mortality. Interstitial tissue, and other pulmonary structures, epithelium, blood vessels, or pleura are involved, resulting in a restrictive lung disfunction. Respiratory symptoms set in progressively and are often subtle, making thorough clinical history and physical examination fundamental. The etiology often is obscure. The clinical presentation mimics pneumonia or asthma, leading to a diagnostic delay. Challenging diagnosis may require genetic tests, bronchoalveolar lavage, or lung biopsy. Alongside general supportive therapeutic measures, anti-inflammatory, immunosuppressive or antifibrotic agents may be used, based on data derived from adult studies. However, if accurate diagnosis and treatment are delayed, irreversible chronic respiratory failure may ensue, impacting prognosis. The most frequent chILD is hypersensitivity pneumonitis (HP), although it is rare in children. HP is associated with exposure to an environmental antigen, resulting in inflammation of the airways. Detailed antigen exposure history and identification of the inciting trigger are the cornerstones of diagnostic. This article provides the current state of chILD, revealing specific features of HP, based on a clinical case report of a patient admitted in our clinic, requiring extensive investigations for diagnosis, with a favorable long-term outcome.
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