Related Experiment Videos
[Periodic paralysis. Clinical analysis in 20 patients]
C H Tengan1, A S De Oliveira, A A Gabbai
1Disciplina de Neurologia, Escola Paulista de Medicina, São Paulo, Brasil.
Arquivos De Neuro-Psiquiatria
|December 1, 1994
Summary
Periodic paralysis, a neuromuscular disorder, presents with muscle weakness. This study highlights hyperthyroidism as a significant cause, emphasizing the need for endocrine evaluation and prompt treatment to manage attacks and prevent complications.
Area of Science:
- Neurology
- Endocrinology
- Genetics
Context:
- Periodic paralysis is a group of rare neuromuscular disorders characterized by recurrent episodes of muscle weakness.
- Understanding the epidemiological and clinical spectrum is crucial for diagnosis and management.
- Hyperthyroidism is an increasingly recognized cause of periodic paralysis, particularly in certain populations.
Purpose:
- To evaluate epidemiological data, clinical manifestations, diagnostic tests, treatment, and outcomes in patients with periodic paralysis.
- To investigate the role of hyperthyroidism as a cause of periodic paralysis.
- To determine the efficacy of carbonic anhydrase inhibitors in managing periodic paralysis.
Summary:
- This study analyzed 20 patients with periodic paralysis, predominantly hypokalemic form (16 patients).
- Hyperthyroidism was identified as a significant cause, even in non-Oriental patients.
- Carbonic anhydrase inhibitors, like acetazolamide, showed good prophylactic results; however, severe complications including respiratory distress and death were observed.
Impact:
- Highlights the importance of endocrine investigation in all periodic paralysis cases due to the treatable nature of thyrotoxic periodic paralysis.
- Underscores that periodic paralysis, while often considered benign, can lead to severe complications requiring prompt diagnosis and management.
- Provides insights into precipitating factors, attack duration, and clinical presentation across different forms of periodic paralysis.