Figure 1From: Translation between the Neer- and the AO/OTA-classification for proximal humeral fractures: do we need to be bilingual to interpret the scientific literature?The 16 categories of the Neer classification. A fracture is considered displaced if one or more of the four segments are displaced more than 1 centimeter or angulated more than 45°. Modified from Neer 1970 [11] with permission from JBJS Am, Rockwater Inc.Back to article page