Measuring visual acuity in general practice: Agreement is needed on what constitutes acceptable primary ophthalmic care

excision or mastectomy for breast cancer is prob- ably at least 20%,2 and mild discomfort may be experienced even more commonly.The pain is usually a late onset phenomenon, developing any- thing from a few months to several years after treatment.This problem is frequently encountered in both hospital and general practice, and failure to recog- nise the syndrome can lead to much anxiety for the patient and often fruitless and unnecessary investigations.