[Choice of the imaging technique for the diagnosis of bone metastases].

Bone is the third common site of distant metastases in cancer patients. Bone metastases may have implications for prognosis, quality of life, and local and systemic therapy. Numerous imaging modalities may be used to detect bone metastases.

[Virtual colonoscopy and PET/CT for diagnosis and staging of colorectal cancer].

Colo-rectal cancer is the most common malignancy of the gastrointestinal tract and is the third frequency for malignancy in humans. CT and MRI development allows an early diagnosis and a modulation of the therapeutic approach. Many papers seem to confirm the role of PET/CT and virtual colonography in the evaluation of primary lesions.