Head and neck cancer of unknown primary: A multi-institutional retrospective study in Northern Thailand
Recruiting
- Conditions
- Patients with metastatic carcinoma to cervical lymph node without known primary tumor who were treated between 1990 and 2020.Head and neck cancerNeoplasm metastasisUnknown primary
- Registration Number
- TCTR20220826001
- Lead Sponsor
- Pichit Sittitrai
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Recruiting
- Sex
- All
- Target Recruitment
- 200
Inclusion Criteria
Patients who were treated at the Departments of Otolaryngology as well as Radiotherapy and Radiation Oncology of 5 institutions, including Maharaj Nakorn Chiang Mai hospital, Buddhachinaraj hospital, Lampang hospital, Lampang cancer hospital, and Phayao hospital between 1990 and 2020 with metastatic carcinoma to cervical lymph node without known primary tumor.
Exclusion Criteria
No clinical characteristics or treatment data is available.
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Survival rate 3 years after treatment Overall survival rate,Disease free survival 3 years disease free survival rate
- Secondary Outcome Measures
Name Time Method Clinical presentation At presentation Number and percentage