学龄前儿童锁骨尖斜位摄影技术王骏袁允邦锁骨似长骨而无骨髓，略呈“Ｓ”形，可在锁骨后前位上其形态平直，上内１／３与胸廓相重叠。对于学龄前儿童隐秘的、细小的、无移位的锁骨青枝骨折，特别是轻微外伤在内１／３与胸廓重叠处，常规后前位摄片通常不能显示，往往不能... Preschool children clavicular incisors photography Wang Jun Yuan Yun Bang Clavicle like long bone without bone marrow, slightly “S” shape, in the supraclavicular position on the shape of its straight, on the 1/3 and the thorax overlap. For pre-school children hidden, small, no displacement of the clavicular fractures, especially minor trauma in the 1/3 and thoracic overlap, routine after the first radiograph usually can not be displayed, often can not ...