Viable intraluminal tumour cells and local/regional tumour growth in experimental colon cancer.

this is variable and reconstructive surgery is available at a later date for those with significant residual disability. In districts such as ours with long waiting lists and where operating time is at a premium, a much more selective policy is required. It has become increasingly difficult to defend the use of arthroscopy of the knee as a purely diagnostic rather than therapeutic tool. D J BRACEY FRCS Consultant Orthopaedic Surgeon Royal Cornwall Hospital Truro, Cornwall