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The Burden of Recurrent REspiratory PApillomatosis in AdulTs and CHildren: The BREATH Study in China

The Burden of Recurrent REspiratory PApillomatosis in AdulTs and CHildren: The BREATH Study in China

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500105968
Enrollment
Unknown
Registered
2025-07-15
Start date
2025-07-15
Completion date
Unknown
Last updated
2025-07-21

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Recurrent respiratory papillomatosis

Interventions

Observation group:NA

Sponsors

Cancer Hospital, Chinese Academy of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. For the primary objective, all patients with pathological diagnosis of RRP during the study period will be included. 2. For the secondary objective, patient samples meeting the following criteria during the study period will be included: (1) Pathological diagnosis of RRP; (2) The pathological tissue wax block / tumor tissue was preserved in the previous surgical procedure, and it can be provided for HPV genotyping testing.

Exclusion criteria

Exclusion criteria: 1. For the secondary objective: according to the standards of the laboratory, the quality of the tissue samples is low, and the histopathology and HPV infection status cannot be properly evaluated (for example, the tissue block is of poor quality, too thin, or considered to be improperly preserved).

Design outcomes

Primary

MeasureTime frame
The prevalence of any type of HPV infection in AoRRP patients;The prevalence of any type of HPV infection in JoRRP patients;

Countries

China

Contacts

Public ContactFanghui Zhao

Cancer Hospital, Chinese Academy of Medical Sciences

zhaofangh@cicams.ac.cn+86 158 0156 5892

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026