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Baird SM, Wong D, Levi E, Robinson P. Otolaryngological burden of disease in children with primary ciliary dyskinesia in Victoria, Australia. Int J Pediatr Otorhinolaryngol 2023; 173:111722. [PMID: 37699305 DOI: 10.1016/j.ijporl.2023.111722] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/27/2023] [Revised: 09/04/2023] [Accepted: 09/06/2023] [Indexed: 09/14/2023]
Abstract
OBJECTIVES The aim of this study was to summarize the otolaryngological manifestations amongst children with primary ciliary dyskinesia (cwPCD) to improve diagnosis, investigations and management amongst otolaryngologists. METHODS A retrospective review of primary ciliary dyskinesia (PCD) diagnoses at our institution over an 8-year period between January 2014 and October 2022 was conducted. Patient characteristics, diagnosis, otolaryngological symptomatology, treatment and outcomes were recorded. RESULTS 24 patients were identified. Thirteen patients (54%) had documented conductive hearing loss on audiological evaluation; with 11 (85%) requiring hearing aids. Six patients (25%) underwent middle ear ventilation tube (MEVT) insertion with 67% experiencing post-MEVT otorrhoea. Twenty children (83%) reported chronic nasal discharge however only 3 (13%) reported nasal obstruction. Nine patients (38%) had symptoms consistent with sleep disordered breathing with 79% of them requiring operative management with adenotonsillectomy. CONCLUSION Middle ear effusion is common amongst cwPCD and should be managed with conservative measures due to the significant burden of post-MEVT otorrhoea. Sinonasal symptoms rarely need surgical intervention. Many otolaryngological symptoms of PCD are often underreported, particularly sleep-disordered breathing. Paediatric PCD patients should be managed in a multidisciplinary team with routine and tailored therapies to manage all aspects of the condition.
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Affiliation(s)
- Samantha M Baird
- Department of Otolaryngology, The Royal Children's Hospital, 50 Flemington Rd, Parkville, VIC, 3052, Australia.
| | - Daniel Wong
- Department of Otolaryngology, The Royal Children's Hospital, 50 Flemington Rd, Parkville, VIC, 3052, Australia.
| | - Eric Levi
- Department of Otolaryngology, The Royal Children's Hospital, 50 Flemington Rd, Parkville, VIC, 3052, Australia.
| | - Philip Robinson
- Department of Respiratory Medicine, The Royal Children's Hospital, 50 Flemington Rd, Parkville, VIC, 3052, Australia.
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Wijesekara P, Yadav P, Perkins LA, Stolz DB, Franks JM, Watkins SC, Reinoso Jacome E, Brody SL, Horani A, Xu J, Barati Farimani A, Ren X. Engineering rotating apical-out airway organoid for assessing respiratory cilia motility. iScience 2022; 25:104730. [PMID: 35942088 PMCID: PMC9356180 DOI: 10.1016/j.isci.2022.104730] [Citation(s) in RCA: 6] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/18/2022] [Revised: 05/24/2022] [Accepted: 07/04/2022] [Indexed: 11/24/2022] Open
Abstract
Motile cilia project from the airway apical surface and directly interface with inhaled external environment. Owing to cilia's nanoscale dimension and high beating frequency, quantitative assessment of their motility remains a sophisticated task. Here we described a robust approach for reproducible engineering of apical-out airway organoid (AOAO) from a defined number of cells. Propelled by exterior-facing cilia beating, the mature AOAO exhibited stable rotational motion when surrounded by Matrigel. We developed a computational framework leveraging computer vision algorithms to quantify AOAO rotation and correlated it with the direct measurement of cilia motility. We further established the feasibility of using AOAO rotation to recapitulate and measure defective cilia motility caused by chemotherapy-induced toxicity and by CCDC39 mutations in cells from patients with primary ciliary dyskinesia. We expect our rotating AOAO model and the associated computational pipeline to offer a generalizable framework to expedite the modeling of and therapeutic development for genetic and environmental ciliopathies.
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Affiliation(s)
- Piyumi Wijesekara
- Department of Biomedical Engineering, Carnegie Mellon University, 5000 Forbes Avenue, Pittsburgh, PA, USA
| | - Prakarsh Yadav
- Department of Mechanical Engineering, Carnegie Mellon University, 5000 Forbes Avenue, Pittsburgh, PA, USA
| | - Lydia A. Perkins
- Department of Biological Sciences, Carnegie Mellon University, 5000 Forbes Avenue, Pittsburgh, PA, USA
| | - Donna B. Stolz
- Department of Cell Biology, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA
| | - Jonathan M. Franks
- Department of Cell Biology, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA
| | - Simon C. Watkins
- Department of Cell Biology, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA
| | - Emily Reinoso Jacome
- Department of Biomedical Engineering, Carnegie Mellon University, 5000 Forbes Avenue, Pittsburgh, PA, USA
| | - Steven L. Brody
- Department of Medicine, Washington University School of Medicine, St. Louis, MO, USA
| | - Amjad Horani
- Department of Pediatrics, Washington University School of Medicine, St. Louis, MO, USA
- Department of Cell Biology and Physiology, Washington University School of Medicine, St. Louis, MO, USA
| | - Jian Xu
- Department of Medicine, Washington University School of Medicine, St. Louis, MO, USA
| | - Amir Barati Farimani
- Department of Biomedical Engineering, Carnegie Mellon University, 5000 Forbes Avenue, Pittsburgh, PA, USA
- Department of Mechanical Engineering, Carnegie Mellon University, 5000 Forbes Avenue, Pittsburgh, PA, USA
| | - Xi Ren
- Department of Biomedical Engineering, Carnegie Mellon University, 5000 Forbes Avenue, Pittsburgh, PA, USA
- Department of Mechanical Engineering, Carnegie Mellon University, 5000 Forbes Avenue, Pittsburgh, PA, USA
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