Human Sinonasal Mucosa Heterogeneity Study
For patients and families
In plain language
An automatic summary of structured registry data. It is an orientation aid, not a substitute for the official protocol or a physician assessment.
- What is being studied
- This is an observational study: the protocol does not assign a study treatment.
- Who it may be relevant to
- Registry conditions: Human Sinonasal Mucosal Spatial Atlas. Basic parameters: No limits · All.
- What needs checking
- Age, condition and sex are only basic indicators. Prior treatment, laboratory values and other mandatory requirements appear in the eligibility criteria below.
- Where it takes place
- China
- Next step
- Save the trial, show it to the treating physician, and confirm current recruitment with the study center. Costs, documents and travel →
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Official title
Heterogeneity of Mucosa Across Different Human Sinonasal Sites: An Observational Study
Overview
This observational study aims to better understand how the lining of the nose and sinuses differs across different sinonasal sites in humans, including participants with and without sinonasal inflammatory disease. Mucosal tissue samples will be collected from participants who are undergoing clinically indicated sinonasal surgery. The study will compare tissue structure, gene expression, protein expression, and immune cell composition among different regions of the sinonasal mucosa. By studying these differences, researchers hope to identify site-specific features of human sinonasal mucosa and improve understanding of normal and disease-related changes in the nose and sinuses. This study does not assign participants to any treatment or intervention. The findings may provide a foundation for future research on chronic rhinosinusitis, nasal polyps, and other sinonasal diseases.
Detailed description
The human sinonasal mucosa lines different regions of the nasal cavity and paranasal sinuses and plays an important role in mucosal defense, inflammation, and tissue homeostasis. However, the biological characteristics of mucosa from different sinonasal sites are not fully understood.
This observational study will collect sinonasal mucosal tissue samples from participants undergoing clinically indicated sinonasal surgery. Samples may be obtained from different anatomical sites of the sinonasal tract when available as part of the surgical procedure. No treatment or intervention will be assigned by the study.
Collected samples will be analyzed to compare site-specific features of human sinonasal mucosa, including tissue structure, gene expression patterns, protein expression profiles, and immune cell composition. Relevant clinical information may also be collected to support interpretation of the biological findings.
The purpose of this study is to characterize the heterogeneity of human sinonasal mucosa across different anatomical sites. The results may help improve understanding of normal sinonasal mucosal biology and provide a reference for future studies of chronic rhinosinusitis, nasal polyps, and other sinonasal inflammatory diseases.
Primary outcome measures
- Site-Specific Heterogeneity of Human Sinonasal Mucosa [Time frame: Baseline]
Eligibility criteria
Inclusion criteria
- Adults aged 18 years or older.
- Scheduled for clinically indicated sinonasal surgery.
- Sinonasal mucosal tissue can be collected during surgery without significant additional risk.
- Able and willing to provide written informed consent.
- Relevant clinical information is available.
Exclusion criteria
- Unable or unwilling to provide informed consent.
- Younger than 18 years of age.
- Tissue collection may interfere with standard care or increase surgical risk.
- History of sinonasal malignancy, sinonasal radiotherapy, or chemotherapy affecting sinonasal mucosa.
- Active systemic infection or severe systemic disease affecting study participation or interpretation.
- Use of systemic corticosteroids, immunosuppressants, or biologics within 4 weeks before surgery.
- Insufficient or poor-quality tissue for planned analyses.
Criteria are shown verbatim from the registry (in English). Final eligibility is always assessed by the study center.
Healthy volunteers: Yes
Study design
- Observational model
- Case-control
Study locations
China · 1 center
- the First Affiliated Hospital of Sun Yat-sen University — Guangzhou
Identifiers
NCT: NCT07692243 · Human Sinonasal Mucosa Heterog