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Local Anesthetic Thoracoscopy for Undiagnosed Pleural Effusion
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Experience with etilefrine in refractory non-traumatic chylothorax: a case report
Ryo Sakai1,2, Kazuhiro Shiraga1, Ryo Inuzuka1
1Department of Pediatrics, The University of Tokyo Hospital, Tokyo, Japan.
Cardiology in the Young
|June 25, 2025
Summary
Noonan syndrome can cause fatal chylothorax. Etilefrine effectively treated a pediatric patient with refractory chylothorax, suggesting its potential use for various pediatric chylothorax cases.
Area of Science:
- Pediatric Cardiology
- Thoracic Surgery
- Medical Genetics
Background:
- Noonan syndrome is linked to lymphatic abnormalities.
- Refractory chylothorax is a serious complication in Noonan syndrome.
- Current treatments for chylothorax are often ineffective.
Purpose of the Study:
- To report a novel treatment for refractory chylothorax in a child with Noonan syndrome.
- To evaluate the efficacy of etilefrine in managing pediatric chylothorax.
Main Methods:
- Case report of a 2-year-old boy with Noonan syndrome and non-traumatic chylothorax.
- Documented failure of conventional therapies including dietary modifications, octreotide, prednisolone, lymphatic embolization, and lymphaticovenous anastomosis.
- Administration of etilefrine as a last resort treatment.
Main Results:
- The patient showed significant improvement after etilefrine administration.
- Etilefrine was effective in managing refractory chylothorax in this pediatric case.
- No adverse effects were reported during etilefrine treatment.
Conclusions:
- Etilefrine may be a viable therapeutic option for pediatric chylothorax.
- This finding warrants further investigation into etilefrine's role in treating chylothorax across different etiologies.
- Early consideration of etilefrine could improve outcomes for children with refractory chylothorax.
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