Fig. 8From: Optimal viewing angles of intraoperative fluoroscopy for detecting screw penetration in proximal humeral fractures: a cadaveric studyThe data in Fig. 7 can be converted into another type by swinging the arm rather than rotating the c-arm. apI: internal rotation of the arm in anteroposterior projections; apE: external rotation of the arm in anteroposterior projections; axAd: external abduction of the arm in axillary projectionsBack to article page