Papillary thyroid carcinoma
Conditions
Interventions
The Distant Metastasis Group:N/A
Non-distant Metastasis Group:N/A
Sponsors
China-Japan Friendship Hospital
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1.Thyroid papillary carcinoma (PTC) confirmed by histology, with no restriction on pathological subtypes. 2.Histopathology confirmed distant metastasis (lung, bone, brain, liver, etc.). 3.Eligible for paraffin-embedded tissues or fresh frozen tissues from distant metastatic lesions, with a tumor content >=20% and a necrotic area <30%. 4.Complete clinical-pathological-follow-up data: age, gender, tumor size, multifocality, extracapsular extension, lymph node metastasis, time to first recurrence/metastasis, last follow-up time, disease-specific survival status.
Exclusion criteria
Exclusion criteria: 1.Combine history of other malignant tumors. 2.Preoperative treatment with targeted therapy, external radiotherapy, or systemic chemotherapy. 3.Insufficient tissue from metastatic lesions (FFPE slides 30%.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Molecular biomarker;Marker validation and evaluation; | — |
Countries
China
Contacts
Public ContactNiu Yun
China-Japan Friendship Hospital
Outcome results
None listed