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Updated: Jun 24, 2026
05:32
High-speed Video Microscopy Analysis for First-line Diagnosis of Primary Ciliary Dyskinesia
Published on: January 19, 2022
[Primary ciliary dyskinesia. A case report and comparison with 4 previous cases]
Takashi Ishiguro1, Noboru Takayanagi, Naoya Hijikata
1Department of Respiratory Medicine, Saitama Cardiovascular and Respiratory Center.
Summary
Primary ciliary dyskinesia (PCD) can present with varied symptoms, including bronchiectasis and normal sperm motility. Early diagnosis is crucial, even with seemingly mild presentations.
Area of Science:
- Pulmonology
- Genetics
- Microscopy
Background:
- Primary ciliary dyskinesia (PCD) is a genetic disorder affecting cilia function.
- It often leads to respiratory issues and can be associated with infertility.
- Diagnosis can be challenging due to varied clinical presentations.
Observation:
- A 59-year-old man presented with sputum and dyspnea, having a history of sinusitis and bronchiectasis.
- Electron microscopy of bronchial biopsy revealed defects in the inner dynein arm of cilia.
- Seminal analysis showed normal sperm motility, complicating the infertility etiology.
Findings:
- The case was diagnosed as primary ciliary dyskinesia.
- Comparison with other PCD and Kartagener's syndrome cases revealed diverse radiological and clinical findings.
- Defective ciliary dynein arms were identified as the underlying ultrastructural abnormality.
Implications:
- Primary ciliary dyskinesia should be considered in differential diagnoses for bronchiectasis and normal sperm mobility.
- The spectrum of radiological and clinical manifestations of PCD is broader than previously recognized.
- Further research is needed to clarify the causes of infertility in some PCD patients.
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