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Updated: May 26, 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
Unusual pulmonary findings in mucolipidosis II
Marleine Ishak1, Eduardo V Zambrano, Alia Bazzy-Asaad
1Department of Pediatrics, Section of Respiratory Medicine, Yale University School of Medicine, New Haven, Connecticut 06520, USA.
Abstract:
We report undescribed pulmonary findings in a child with mucolipidosis II (ML-II). Children with ML-II bear significant pulmonary morbidity that may include extensive pulmonary fibrosis, persistent hemosiderosis as well as pulmonary airway excrescences as they reach preschool age.
Insights
Mucolipidosis II (ML-II) can cause severe lung problems, including fibrosis and airway growths. This study details previously unreported lung conditions in a child with ML-II.
Area of Science:
- Pediatric Pulmonology
- Rare Genetic Disorders
- Lysosomal Storage Diseases
Background:
- Mucolipidosis II (ML-II) is a severe lysosomal storage disorder.
- Pulmonary complications are a known significant comorbidity in ML-II.
- Early identification of pulmonary manifestations is crucial for management.
Observation:
- This report details novel pulmonary findings in a pediatric patient diagnosed with ML-II.
- The observed findings were noted as the child approached preschool age.
- Specific undescribed pulmonary manifestations were documented.
Findings:
- The child presented with extensive pulmonary fibrosis.
- Persistent hemosiderosis was a significant finding.
- Development of pulmonary airway excrescences was observed.
Implications:
- These findings expand the understanding of ML-II's pulmonary impact.
- Highlights the need for comprehensive respiratory monitoring in ML-II patients.
- May inform future diagnostic and therapeutic strategies for pediatric lung disease in ML-II.
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