Our data may ease the selection of patients in whom radiation therapy is likely to be necessary for tumour control, and confirms that close postoperative follow-up is an adequate primary approach in low-risk patients.

Older adults with a disturbed gait of unknown origin appear to share common characteristics. They walk more slowly than "healthy" controls with increased unsteadiness and with excessive fear of falling. The extrapyramidal, frontal lobe, and limbic systems apparently play an important role, to different degrees, in what can be viewed as a multisystem neurodegenerative syndrome clearly different from "aging."

Dopamine agonist therapy is associated with a decreased prevalence of residual tumour enlargement in patients with nonfunctioning pituitary adenomas, particularly when treatment is instituted before tumour remnant growth is detected.