Spots Global Cancer Trial Database for Positron Emission Tomography - Computed Tomography (PET-CT) Scan as a Diagnostic Method in Unknown Primary Tumors

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Trial Identification

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

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

Study ID: NCT00269373

Conditions

Unknown Primary Tumor

Interventions

PET-CT

Study Description

Brief 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?

Detailed 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.