BACKGROUND The incidence and mortality of lung cancer have increased annually.Accurate diagnosis can help improve therapeutic efficacy of interventions and prognosis.Percutaneous lung biopsy is a reliable method for t...BACKGROUND The incidence and mortality of lung cancer have increased annually.Accurate diagnosis can help improve therapeutic efficacy of interventions and prognosis.Percutaneous lung biopsy is a reliable method for the clinical diagnosis of lung cancer.Ultrasound-guided percutaneous lung biopsy technology has been widely promoted and applied in recent years.AIM To investigate the diagnostic value of contrast-enhanced ultrasound(CEUS)-guided percutaneous biopsy in peripheral pulmonary lesions.METHODS We retrospectively collected data on 237 patients with peripheral thoracic focal lesions who underwent puncture biopsy at Wuxi People’s Hospital.The patients were randomly divided into two groups:The CEUS-guided before lesion puncture group(contrast group)and conventional ultrasound-guided group(control group).Analyze the diagnostic efficacy of the puncture biopsy,impact of tumor size,and number of puncture needles and complications were analyzed and compared between the two groups.RESULTS Accurate pathological results were obtained for 92.83%(220/237)of peripheral lung lesions during the first biopsy,with an accuracy rate of 95.8%(113/118)in the contrast group and 89.9%(107/119)in the control group.The difference in the area under the curve(AUC)between the contrast and the control groups was not statistically significant(0.952 vs 0.902,respectively;P>0.05).However,when the lesion diameter≥5 cm,the diagnostic AUC of the contrast group was higher than that of the control group(0.952 vs 0.902,respectively;P<0.05).In addition,the average number of puncture needles in the contrast group was lower than that in the control group(2.58±0.53 vs 2.90±0.56,respectively;P<0.05).CONCLUSION CEUS guidance can enhance the efficiency of puncture biopsy of peripheral pulmonary lesions,especially for lesions with a diameter≥5 cm.Therefore,CEUS guidance has high clinical diagnostic value in puncture biopsy of peripheral focal lung lesions.展开更多
目的探讨超声造影(CEUS)引导经皮肺周围局灶性病变穿刺活检中的应用价值。方法选择肺外周局灶性病变患者65例共66个病灶,其中男性52例,女性13例;年龄46~88岁,平均年龄68.46岁。依据病灶穿刺前是否进行CEUS分为2组,CEUS组31例,对照组35...目的探讨超声造影(CEUS)引导经皮肺周围局灶性病变穿刺活检中的应用价值。方法选择肺外周局灶性病变患者65例共66个病灶,其中男性52例,女性13例;年龄46~88岁,平均年龄68.46岁。依据病灶穿刺前是否进行CEUS分为2组,CEUS组31例,对照组35例。以临床最终诊断为标准,比较两组间首次穿刺病理诊断确诊率,平均穿刺针数、肿块平均最大直径及坏死区显示率的差异。结果病理诊断66个病灶中恶性病灶57个(腺癌27个,鳞癌13个,腺鳞癌5个,其他类型肺癌8个,肺转移癌3个,胸膜恶性间皮瘤1个),良性病灶9个(结核瘤2个,炎性病变7个)。CEUS组与对照组病灶良恶性构成比差异无统计学意义(χ^(2)=0.027,P=0.870)。CEUS组首次穿刺病理诊断确诊率96.7%(30/31),对照组80.0%(28/35),两组差异有显著统计学意义(χ^(2)=6.633,P=0.010)。CEUS组与对照组肿瘤最大直径比较,差异无统计学意义[(63.23±15.40) mm vs(61.30±19.52) mm;t=0.406,P=0.686]。CEUS组患者穿刺针数1~3针,平均穿刺针数1.93针;对照组1~4针,平均穿刺针数2.44针;两组比较,差异有显著统计学意义(t=4.631,P=0.000)。CEUS组显示坏死区54.8%(17/31),对照组17.1%(6/35);两组比较,差异有显著统计学意义(χ^(2)=10.289,P=0.001)。两组共5例见针道少量出血,2例轻微气胸,其余无其他并发症发生。结论应用CEUS引导对肺周围局灶性病变进行穿刺活检可以减少穿刺针数,提高病理诊断确诊率,值得临床推广。展开更多
基金the Ethic Committee of Wuxi People's Hospital(No.KY17071).
文摘BACKGROUND The incidence and mortality of lung cancer have increased annually.Accurate diagnosis can help improve therapeutic efficacy of interventions and prognosis.Percutaneous lung biopsy is a reliable method for the clinical diagnosis of lung cancer.Ultrasound-guided percutaneous lung biopsy technology has been widely promoted and applied in recent years.AIM To investigate the diagnostic value of contrast-enhanced ultrasound(CEUS)-guided percutaneous biopsy in peripheral pulmonary lesions.METHODS We retrospectively collected data on 237 patients with peripheral thoracic focal lesions who underwent puncture biopsy at Wuxi People’s Hospital.The patients were randomly divided into two groups:The CEUS-guided before lesion puncture group(contrast group)and conventional ultrasound-guided group(control group).Analyze the diagnostic efficacy of the puncture biopsy,impact of tumor size,and number of puncture needles and complications were analyzed and compared between the two groups.RESULTS Accurate pathological results were obtained for 92.83%(220/237)of peripheral lung lesions during the first biopsy,with an accuracy rate of 95.8%(113/118)in the contrast group and 89.9%(107/119)in the control group.The difference in the area under the curve(AUC)between the contrast and the control groups was not statistically significant(0.952 vs 0.902,respectively;P>0.05).However,when the lesion diameter≥5 cm,the diagnostic AUC of the contrast group was higher than that of the control group(0.952 vs 0.902,respectively;P<0.05).In addition,the average number of puncture needles in the contrast group was lower than that in the control group(2.58±0.53 vs 2.90±0.56,respectively;P<0.05).CONCLUSION CEUS guidance can enhance the efficiency of puncture biopsy of peripheral pulmonary lesions,especially for lesions with a diameter≥5 cm.Therefore,CEUS guidance has high clinical diagnostic value in puncture biopsy of peripheral focal lung lesions.
文摘目的探讨超声造影(CEUS)引导经皮肺周围局灶性病变穿刺活检中的应用价值。方法选择肺外周局灶性病变患者65例共66个病灶,其中男性52例,女性13例;年龄46~88岁,平均年龄68.46岁。依据病灶穿刺前是否进行CEUS分为2组,CEUS组31例,对照组35例。以临床最终诊断为标准,比较两组间首次穿刺病理诊断确诊率,平均穿刺针数、肿块平均最大直径及坏死区显示率的差异。结果病理诊断66个病灶中恶性病灶57个(腺癌27个,鳞癌13个,腺鳞癌5个,其他类型肺癌8个,肺转移癌3个,胸膜恶性间皮瘤1个),良性病灶9个(结核瘤2个,炎性病变7个)。CEUS组与对照组病灶良恶性构成比差异无统计学意义(χ^(2)=0.027,P=0.870)。CEUS组首次穿刺病理诊断确诊率96.7%(30/31),对照组80.0%(28/35),两组差异有显著统计学意义(χ^(2)=6.633,P=0.010)。CEUS组与对照组肿瘤最大直径比较,差异无统计学意义[(63.23±15.40) mm vs(61.30±19.52) mm;t=0.406,P=0.686]。CEUS组患者穿刺针数1~3针,平均穿刺针数1.93针;对照组1~4针,平均穿刺针数2.44针;两组比较,差异有显著统计学意义(t=4.631,P=0.000)。CEUS组显示坏死区54.8%(17/31),对照组17.1%(6/35);两组比较,差异有显著统计学意义(χ^(2)=10.289,P=0.001)。两组共5例见针道少量出血,2例轻微气胸,其余无其他并发症发生。结论应用CEUS引导对肺周围局灶性病变进行穿刺活检可以减少穿刺针数,提高病理诊断确诊率,值得临床推广。
