Head and neck cancer Cancer Malignant neoplasm of head and neck
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Oropharyngeal (tonsil or base of tongue) squamous carcinoma 2. Has a minimum 3 year follow up or to recurrence or death if occured before 3 years 3. Treatment by chemoradiotherapy or by surgery +/- post operative RT or chemoradiotherapy 4. Has clinical data including TNM staging available 5. Formalin fixed, paraffin embedded tissue block available 6. Male & female participants
Exclusion criteria
Exclusion criteria: 1. No follow-up data 2. Not of stated primary site
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Survival measured at the end of the study | — |
Secondary
| Measure | Time frame |
|---|---|
| No secondary outcome measures | — |
Countries
United Kingdom