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[Recurrent pneumothorax in a child with Langerhans' cell histiocytosis]
H Bubała1, D Sońta-Jakimczyk, J Gregor
1Katedry i Kliniki Hematologii Dzieciecej i Chemioterapii Sl. A.M. w Zabrzu.
Insights
A 16-month-old boy developed pneumothorax and lung infiltrations, initially thought inflammatory. Diagnosis revealed Langerhans cell histiocytosis, a rare condition requiring specific treatment.
Area of Science:
- Pediatric Pulmonology
- Pediatric Oncology
- Histiocytosis
Background:
- Langerhans cell histiocytosis (LCH) is a rare clonal proliferative disorder of Langerhans-related cells.
- LCH can affect multiple organs, including the lungs, and may present with diverse clinical manifestations.
Observation:
- A previously healthy 16-month-old boy presented with acute right-sided pneumothorax and bilateral lung infiltrations.
- Initial management with pleural drainage and antibiotics led to temporary improvement, but recurrent pneumothorax and persistent lung changes suggested an underlying condition.
- Histopathological examination following minithoracotomy confirmed Langerhans cell histiocytosis.
Findings:
- The patient developed symptoms of diabetes insipidus, a known complication of LCH affecting the pituitary stalk.
- Treatment was initiated using a modified chemotherapy program (DAL-HX83/90).
- Despite treatment aimed at remission, the patient experienced two further episodes of pneumothorax.
Implications:
- This case highlights the importance of considering rare diagnoses like LCH in pediatric patients with recurrent respiratory symptoms and infiltrates.
- Early recognition and appropriate treatment are crucial for managing LCH and its complications, such as pneumothorax and diabetes insipidus.
- Multidisciplinary management is essential for optimizing outcomes in pediatric LCH patients.
Abstract:
We are presenting a 16 months old boy, who has been previously developing normally, physically very active, and who suddenly developed right-sided pneumothorax with infiltrations in both lungs, initially defined as inflammatory. After placing suction drainage of the pleural cavity and antibiotic administration the child's condition improved quickly. The infiltration changes still remained in lungs arousing a suspicion of fibrocystic changes. During an attempt at changing the drainage into a water one, the symptoms of pneumothorax with hypertension increased again. A minithoracotomy with an edge resection of segment 4 and pleurectomy were performed, relating to the histopathological test of the sample, Largenhans' cell histiocytosis was diagnosed. The symptoms of diabetes insipidus appeared. The treatment according to the program DAL-HX83/90 modified by the Polish Group for Leukaemia and Malignant Lymphoma was introduced. During the treatment inducing remission a pneumothorax occurred two more times.