Labels:text | screenshot | black and white | black | document | monochrome OCR: han Even with proven pituitary disease, less ormal on twenty per cent of pituitary fossae are ab of patients routine skull X-ray. A small proportion with abnormal fossae have locally invas ently seen tumours, although these are more frequ st in Nelson's syndrome. Careful plain che patients radiography should be performed on all ays since 'small-cell' tumours are nearly alw ever, is notapparent using this technique. This, hov r always the case for bronchial carcinoids n diameteradenomas, which may be less than 1cm