骨胳改变的X线表现,是诊断慢性氟中毒的重要根据,典型的骨胳改变,结合氟接触史,常常即可确诊慢性职业性氟中毒。但必须指出,多数骨胳改变的X线表现,并非氟中毒所独有,不少疾病都可以引起与氟中毒类似的表现,以至相同的骨胳改变。因此,除被检查者具有典型的骨胳X线病征以外,还必须有明确的超过正常容许量的氟接 X-ray findings of skeletal changes, is an important basis for the diagnosis of chronic fluorosis, a typical skeletal changes, combined with fluoride exposure history, often can be diagnosed chronic occupational fluorosis. However, it must be pointed out that the majority of X-ray findings of skeletal changes are not unique to fluorosis. Many diseases can cause similar fluorosis and even the same skeletal changes. Therefore, in addition to the subject has the typical skeletal X-ray symptoms, but also must have more than the normal allowable amount of fluoride