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Updated: Jul 9, 2026

Protocol and Guidelines for Point-of-Care Lung Ultrasound in Diagnosing Neonatal Pulmonary Diseases Based on International Expert Consensus
Published on: March 6, 2019
Clinical manifestations of airway malacia in young children
Jayna Doshi1, Marzena E Krawiec
1Department of Pediatrics, Division of Allergy and Immunology, National Jewish Medical and Research Center, Denver, CO 80206, USA.
Insights
A 6-month-old infant experienced recurrent breathing issues. Clinical history is crucial for diagnosing primary tracheomalacia, a condition causing noisy breathing.
Area of Science:
- Pediatrics
- Respiratory Medicine
- Clinical Case Study
Background:
- Tracheomalacia, a condition characterized by the softening of the tracheal cartilage, can lead to airway collapse.
- Primary tracheomalacia is congenital, while secondary tracheomalacia is acquired.
- Infantile respiratory symptoms like wheezing and noisy breathing necessitate thorough differential diagnosis.
Observation:
- A 6-month-old infant presented with recurrent respiratory distress, wheezing, and noisy breathing.
- The infant had a normal birth history.
- Initial chest radiographic evaluation did not reveal significant abnormalities.
Findings:
- The case highlights the diagnostic challenge of primary tracheomalacia in infants.
- Distinguishing between primary and secondary tracheomalacia is essential for appropriate management.
- Clinical history emerged as a critical factor in identifying primary tracheomalacia.
Implications:
- Emphasizes the importance of detailed clinical history in diagnosing pediatric respiratory conditions.
- Suggests that subtle or intermittent symptoms of tracheomalacia may be missed on imaging alone.
- Underscores the need for considering primary tracheomalacia in the differential diagnosis of unexplained infantile noisy breathing.
Abstract:
A case of recurrent respiratory distress, wheezing, and "noisy" breathing in a 6-month-old infant with a normal birth history and chest radiographic evaluation is presented. The distinction between primary and secondary tracheomalacia is outlined. This report emphasizes the importance of clinical history in the evaluation of primary tracheomalacia.
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