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[Diaphragmatic paralysis and respiratory insufficiency]
M Wiebel1, M Jackowski, V Schulz
1Abteilung Innere Medizin-Pneumologie, Thoraxklinik Heidelberg-Rohrbach.
Medizinische Klinik (Munich, Germany : 1983)
|April 1, 1995
Summary
Phrenic nerve palsy impairs diaphragm function, causing breathing difficulties, especially when lying down. Non-invasive ventilation can help manage symptoms in patients with diaphragmatic paresis.
Area of Science:
- Neurology
- Pulmonology
- Respiratory Medicine
Context:
- Phrenic nerve palsy affects the diaphragm, a primary respiratory muscle.
- Bilateral palsy causes significant dyspnea, particularly in supine positions.
- Unilateral palsy symptoms manifest with co-existing pulmonary conditions.
Purpose:
- To describe clinical characteristics and outcomes of patients with phrenic nerve palsy.
- To evaluate the efficacy of non-invasive ventilation in managing respiratory dysfunction.
- To report associated neurological conditions and survival rates.
Summary:
- This study analyzed 11 patients with diaphragmatic paresis (6 bilateral, 5 unilateral).
- Associated conditions included neuralgic shoulder-arm-amyotrophy and amyotrophic lateral sclerosis.
- Lung function tests revealed restrictive patterns, with reduced vital capacity and mouth occlusion pressure.
- Non-invasive ventilation was initiated in 5 patients, with 3 continuing long-term.
- Survival rates were impacted by underlying conditions like ALS and malignant pleurisy.
Impact:
- Highlights the significant respiratory compromise in phrenic nerve palsy.
- Demonstrates the utility of non-invasive ventilation as a management strategy.
- Underscores the importance of identifying and managing associated neurological and pulmonary conditions.