Original ResearchPublished 12 October 2026Effects of isobaric spinal anesthesia combined with different nerve block techniques on postoperative pain and complications in elderly patients undergoing proximal femoral nail antirotation: a retrospective observational studyJingjing Li · Ning Ma · Yuan Zhao · Na Liang · Yanbin ZhaoFrontiers in Medicinedoi 10.3389/fmed.2026.1813736
Original ResearchPublished 5 October 2026Clinical outcomes of PFNA vs. long-stem hemiarthroplasty for unstable proximal femur fractures in older adults: a retrospective cohort studyPeiran Wei · Weihang Zhu · Yan Xu · Xuxiang Li · Zhicheng Cao · Liming Wang · Cheng TangFrontiers in Surgerydoi 10.3389/fsurg.2026.1889099