Correlation between exposure to typical organic pollutants and risk of papillary thyroid cancer

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2200056098

Enrollment

Unknown

Registered

2022-02-01

Start date

2022-02-08

Completion date

Unknown

Last updated

2024-08-12

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

Conditions

Papillary thyroid carcinoma

Interventions

Case group:None

Control group:None

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Inclusion criteria for the case group: 1.Patients diagnosed with papillary carcinoma for the first time; 2.Sign the informed consent form, willing to cooperate with this research. Inclusion criteria for the control group: 1.Healthy subjects without thyroid disease; 2.Sign the informed consent form, willing to cooperate with this research.

Exclusion criteria

Exclusion criteria: 1.Subjects with a history of endocrine diseases, malignant tumors, severe liver and kidney dysfunction, pernicious anemia, mental disorders and other critical diseases; 2.Family history of thyroid cancer, radiation exposure, therapeutic iodine exposure; 3.Clinical data were excluded.

Design outcomes

Primary

Measure	Time frame
Per- and polyfluoroalkyl substances;Halogenated organics;Polycyclic aromatic hydrocarbons;Phthalate esters and their metabolites;Flame retardant;	—

Countries

China

Contacts

Public ContactGuo Huicai

The Second Hospital of Hebei Medical University

huicaiguo@hotmail.com+86 18931108951

Outcome results

None listed

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