Follow-up in oral squamous cell carcinoma – establishment of risk-adapted intervals

• Conditions: C04.0; Anterior floor of mouth

• Registration Number: DRKS00034500
• Lead Sponsor: Klinikum Oldenburg

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Start: 2024-07-15
• Last Update Posted: 19 August 2024

Recruitment & Eligibility

• Status: Pending
• Sex: All
• Target Recruitment: 800

Inclusion Criteria

Histologically confirmed PEC of the oral cavity (including tongue and anterior palatine arch), (ICD C00.0 – C06.9)
-Period 01.03.2018 – 31.03.2023
-Initial diagnosis of PEC

Exclusion Criteria

- Other tumor entities (e.g. salivary gland carcinomas, sarcomas, odontogenic tumors)
- Recurrent carcinoma
- Neoadjuvant pretreatment
- M1 situation or inoperable situation
- Tumor location outside the oral cavity
- R1 – resected patients

Study & Design

• Study Type: observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Disease free survival (IDFS) depending on the frequency of clinical tumor follow-up and depending on the pathohistological tumor stage and other specific risk factors

Secondary Outcome Measures

Name	Time	Method
- Initial R0 resection, intraoperative resection or resection in the second procedure to achieve an R0 resection<br>- Age of the patient at the occurrence of the primary tumor and the first recurrence or second carcinoma