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对 97例氯乙烯作业工人拍摄双手掌、指骨正位X线片 ,有 46例检出异常骨质改变 ,以掌骨骨质硬化为多 (3 6例 ) ,指端半月状骨缺损仅发现 3例。
Ninety-seven vinyl chloride workers photographed the palms and phalanges with X-rays. Of the 46 cases, abnormal bone changes were detected in 46 cases, with osteosclerosis of the metacarpal (36 cases), and only 3 example.