Original ResearchPublished 28 August 2026Can negative HRCT locate ethmoid CSF leaks? A retrospective analysisJie-Wen Zhou · Xin-Yu Zhang · Yu-Wen Gong · Jing-Wen Yuan · Meng-Qi Zhao · Xiao-Bai Pang · Jian Li · Wei-Ping Wen · Nian-Zhen ZhengFrontiers in Allergydoi 10.3389/falgy.2026.1914144