[Direct cervical myelography using iotrolan 300]. / Die direkte zervikale Myelographie mit Iotrolan 300.

A prospective study of direct cervical myelography with Iotrolan 300 showed the following advantages: 1. Clear differentiation of the nerve roots. 2. Increased retention of contrast in the cervical region. 3. Improved contrast compared with conventional contrast media. 4. Optimal contrast temperature was found to be between 20 and 22 degrees C. 5. Reduction in non-specific and central nervous system complications.

Brain metastasis of an invasive thymoma.

A rare case of a thymoma metastatic to brain is reported. This tumor was localized intraoperatively with the use of transdural ultrasound imaging, and gross total resection was accomplished. Radiation therapy was administered to both brain and mediastinum. The growth characteristics, classification, and treatment of thymomas are discussed.