1. Radiological changes are characteristic and include narrowing of the joint line, cysts, and periarticular osteoporosis.
影像学的改变是特征性的，包括关节间隙的狭窄、囊肿和小关节的骨质疏松症。
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2. Locking plate technology offers improved fixation stability in osteopenic bone and for comminuted and periarticular fractures.
锁定钢板技术为骨质疏松性骨折和关节周围粉碎性骨折提供了较好的固定方法。
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3. For the treatment of periarticular fractures, few screws are needed in the diaphysis but more screws may be required near the articular surface.
治疗关节周围骨折时，骨干应该使用较少的螺钉，而靠近关节面处应使用较多螺钉。
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4. RESULTSMRI could reveal accurately the synovium of joint, effusion of joint, destruction of articular cartilage and the changes of periarticular soft tissues.
磁共振成像可明确显示关节滑膜、关节腔积液、关节软骨破坏和关节周围软组织改变。
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5. Unicortical screws are indicated for periarticular fractures in which the screws are placed in the direction of an articular surface, such as in the proximal part of the humerus.
单皮质螺钉适于固定关节周围骨折时螺钉朝向关节面的情况，例如肱骨近端骨折。
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6. Use of image intensification can be used to check coronal plane alignment of the temporary fixation k-wire or first periarticular screw before final fixation of the articular portion is conducted.
7. Use of image intensification can be used to check coronal plane alignment of the temporary fixation k-wire or first periarticular screw before final fixation of the articular portion is conducted.
