Positron Emission Tomography - Computed Tomography (PET-CT) Scan as a Diagnostic Method in Unknown Primary Tumors

Unknown Primary Tumor Clinical Trial

Official title: PET-CT Scan as a Diagnostic Method in Unknown Primary Tumors

Status Completed

Clinical Trial Summary

Is PET-CT scan better than PET or CT alone in diagnosing primary tumours in patients with unknown primary tumors? Can information obtained with PET-CT replace other clinical and radiological investigations? Is PET/CT cost-effective?

Clinical Trial Description

Patients who fulfill the international definition of unknown primary tumors can be included, except:

• Young men (<55 years) with growing mid-line tumors where a germ cell tumor could be expected will not be included.

• Patients with lymph-node metastases with squamous cell carcinoma in the head and neck region will not be included.

• Women with adenocarcinoma in lymph nodes in the axilla will not be included. ;

Study Design

Observational Model: Cohort, Time Perspective: Prospective

Related Conditions & MeSH terms

• Neoplasms, Unknown Primary
• Unknown Primary Tumor

• NCT number: NCT00269373
• Study type: Observational
• Source: Rigshospitalet, Denmark
• Status: Completed
• Phase: N/A
• Start date: December 2005
• Completion date: February 2012