• / 48
  • 下载费用:25 金币  

肝脏常见疾病CT诊断课件

关 键 词:
肝脏 常见疾病 CT 诊断 课件
资源描述:
Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 肝脏常见病CT表现 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial l一 脂肪肝 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 脂肪肝 病理 l脂肪在肝细胞内过度 沉积 又名肝脏脂肪 浸润 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 脂肪肝 CT表现 l平扫 肝体积正常或增 大 肝密度弥漫性或局 灶性减低 低于脾脏密 度 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 脂肪肝 CT表现 l 增强 脂肪肝增强特征与 正常肝脏一致 但仍保持 相对低密度 肝内血管强 化显影特别清楚 走行及 分布正常 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 脂肪肝 CT平扫 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 脂肪肝 CT增强 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial l二 肝硬化 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 1 肝脏大小及形态改变 肝脏体积缩小 各叶比例 失调 常表现为右叶萎缩 尾叶或 和左叶增大 肝表面凹凸不平 呈波浪 状或分叶状 肝裂增宽 肝门区扩大 肝硬化 CT表现 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 2 肝脏密度改变 密度高低 不一 3 继发性改变 脾大 腹水 门脉高压 门脉主干扩张 侧支血管扩张 扭曲 增 强扫描明显强化 肝硬化 CT表现 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 肝硬化 CT表现 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 肝硬化 CT表现 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial l三 原发性肝癌 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 肝癌分三型 巨块型 直径 5cm 结节型 直径 5cm 弥漫型 结节小 弥漫分 布全肝 小肝癌 小于3cm的单发结节或 2个结节直径之和不超过3cm 原发性肝癌 分型 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 1 平扫 肝内圆形 卵圆形 不规 则型低密度灶 有分叶 大小不等 密度不均 境界清楚或不清楚 病灶可单发 也可多发 常同时合并有肝硬化 原发性肝癌 CT表现 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 2 增强 1 动脉期病灶迅速强化 常为不均匀强化 高于肝 实质 2 静脉期病灶密度迅速下 降 低于肝实质 3 延迟期扫描病灶呈低密 度 快进快出 速升速降 原发性肝癌 CT表现 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 3 转移征象 门脉内癌栓 受累门脉 扩大 增强后充盈缺损 下腔静脉及肝静脉内癌栓 表现为静脉扩大 增强后内有 充盈缺损 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 3 转移征象 淋巴结肿大 肝门区 腹膜 后淋巴结肿大 肝内 外胆管扩张 系肿大 淋巴结或位于肝门的癌压迫或 侵犯胆管引起梗阻性黄疸 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 四 转移性肝癌四 转移性肝癌 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 平扫 1 肝内单发或多发圆形 类圆形 低密度灶 大小不等 2 边界清晰或不清晰 3 密度均匀或不均匀 4 部分病例可出现钙化 如结肠 粘液癌 胃粘液癌 卵巢癌 骨肉瘤 等的转移灶 转移性肝癌转移性肝癌 CT CT表现表现 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 增强 1 病灶边缘强化 2 病灶均匀强化 3 出现 牛眼征 表现为病灶中心低密度 坏死区 边缘为高密度强化带 最外层低密度 带为正常肝组织和血窦受压改变 转移性肝癌转移性肝癌 CT CT表现表现 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 五 肝血管瘤 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 肝血管瘤 CT表现 平扫 1 肝内低密度灶 2 轮廓清楚 3 密度均匀或病变区内有更低密 度区 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 五 肝血管瘤CT表现 增强 动脉期病变边缘显著强化呈结节 状 随着时间延长 增强幅度向病变 中央推近 延时扫描病变呈等密度或略高密 度 早出晚归 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 肝血管瘤CT平扫呈低密度灶 密度均匀 边缘较清 肝血 管瘤 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 静脉注入造影剂后CT扫描 动脉期示 病 灶由边缘向中心结节状强化 逐渐填满 其密度 与同层腹主动脉相似 腹主 动脉 肾 肝血 管瘤 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 静脉期示病灶进一步强化填充 呈密度 较均的高密度灶 显示更清楚 肝血 管瘤 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 2分钟后 平衡期CT扫描示病灶仍呈较高 密度 显示清楚 表现为 早出晚归 征 肝血 管瘤 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 六 肝囊肿 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 肝囊肿 病理 1 是一种常见的先天性或退行 性病变 2 由胆小管扩张演变而成 囊 壁衬以分泌液体的上皮细胞 3 临床多无症状 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 肝囊肿 CT表现 l平扫 肝内圆形 类圆形水 样密度灶 密度均匀 边界 清楚锐利 大小不等 数目 不等 l增强 不强化 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 七 肝脓肿 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 肝脓肿 CT表现 1 平扫 肝内圆形或不规则形低密度灶 密度均匀或不均匀 边缘清楚或不 清楚 脓肿周围出现不同密度的环形带 称为环征或靶征 病灶有气体时诊断可肯定 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 肝脓肿 CT表现 2 增强 脓肿壁环状强 化 Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial Five weeks of practice ended in this way and my feelings can only be summed up in eight words although hard but very substantial 谢谢 学习犹如逆水行舟 不进则退
展开阅读全文
  麦档网所有资源均是用户自行上传分享,仅供网友学习交流,未经上传用户书面授权,请勿作他用。
0条评论

还可以输入200字符

暂无评论,赶快抢占沙发吧。

关于本文
本文标题:肝脏常见疾病CT诊断课件
链接地址:https://www.maidoc.com/p-16697701.html

当前资源信息

范文库

编号: 20181015154713272187

类型: 共享资源

格式: PPT

大小: 1.79MB

上传时间: 2020-05-24

关于我们 - 网站声明 - 网站地图 - 资源地图 - 友情链接 - 网站客服 - 联系我们

[email protected] 2018-2020 maidoc.com版权所有  文库上传用户QQ群:3303921 

麦档网为“文档C2C模式”,即用户上传的文档所得金币直接给(下载)用户,本站只是中间服务平台,本站所有文档下载所得的金币归上传人(含作者)所有。
备案号:蜀ICP备17040478号-3  
川公网安备:51019002001290号 

本站提供办公文档学习资料考试资料文档下载


收起
展开