彩色多普勒超声的临床应课件.ppt

1、彩色多普勒超声的临床应用彩色多普勒超声的临床应用 Ultrasonic diagnosis超声波的物理特性超声波的物理特性超声波的物理特性超声波的物理特性超声波的产生超声波的产生 超声诊断仪类型超声诊断仪类型 超声诊断基础超声诊断基础解剖概要解剖概要Anatomy解剖概要解剖概要Anatomy正常肝脏声像图正常肝脏声像图USG of normal liver剑突下纵切剑突下纵切右肋间斜切右肋间斜切正常肝脏声像图正常肝脏声像图USG of normal liver右肋缘下斜切右肋缘下斜切二维显示二维显示彩色多普勒彩色多普勒正常肝脏声像图正常肝脏声像图USG of normal liver肝硬化肝

2、硬化Liver cirrhosissize increase or decreasesurface unevencoarse echo 肝硬化肝硬化Liver cirrhosis肝硬化肝硬化Liver cirrhosis肝硬化肝硬化Liver cirrhosisLiver cystanechoic lumenclear wallacoustic enhancement deep to the lesionLiver cystLiver cyst肝脓肿肝脓肿Liver abscess hypoechoic or anechoic lumen rough wall 低回声或无回声肿块低回声或无回声

3、肿块 脓肿壁厚薄不等脓肿壁厚薄不等 肝血管瘤肝血管瘤liver hemangioma高回声结节高回声结节 hyperechoic边界清边界清 clear margin 肝血管瘤肝血管瘤liver hemangioma右肋间斜切右肋间斜切右肋缘下斜切右肋缘下斜切肝血管瘤肝血管瘤liver hemangioma原发性肝癌原发性肝癌primary liver carcinoma 实性团块实性团块 solid mass边界清边界清 clear margin低回声晕低回声晕 haloColor Doppler flow原发性肝癌原发性肝癌primary liver carcinoma 原发性肝癌原发性肝

4、癌primary liver carcinoma 转移性肝癌转移性肝癌secondary tumors of the liver 多发实性团块多发实性团块 multiple mass牛眼征牛眼征 bulls-eye configuration转移性肝癌转移性肝癌secondary tumors of the liver 解剖概要解剖概要Anatomy正常脾脏声像图正常脾脏声像图USG of normal spleen脾血管瘤脾血管瘤Splenic hemangioma splenic lymphoma 脾恶性淋巴瘤脾恶性淋巴瘤SPSP圆形低回声结节圆形低回声结节Hypoechoic Hypoe

5、choic tubercle边界清楚边界清楚Clear marginClear margin splenic infarction 脾梗死脾梗死Clinical historyFound inthe medicalexaminationClinical historyMale，56y，hepatitis B for 10 yeasClinical historyFemale，60y，high fever and pain in right upper quadrant Clinical historyFound inthe medicalexaminationClinical historyVague pain in right upper quadrant and weight loss