DSA和釓塞酸二鈉增強(qiáng)MRI對(duì)肝癌術(shù)后復(fù)發(fā)微小病灶診斷的比較研究
本文選題:微小肝癌 + 數(shù)字減影血管造影 ; 參考:《介入放射學(xué)雜志》2017年06期
【摘要】:目的對(duì)比研究DSA和釓塞酸二鈉(Gd-EOB-DTPA)增強(qiáng)MRI對(duì)肝癌術(shù)后復(fù)發(fā)微小病灶的診斷效能,評(píng)估其診斷價(jià)值。方法回顧性分析2011年9月至2016年3月收治的肝癌術(shù)后懷疑有微小復(fù)發(fā)病灶的患者38例,所有患者均經(jīng)過(guò)DSA、DSA碘油CT和Gd-EOB-DTPA增強(qiáng)MRI檢查,對(duì)比分析各檢查方法診斷的陽(yáng)性和陰性病例,計(jì)算診斷的靈敏度和特異度,所有病例均由2名放射科副主任醫(yī)師根據(jù)診斷標(biāo)準(zhǔn)獨(dú)立診斷,以手術(shù)或者穿刺病理結(jié)果以及至少6個(gè)月隨訪作為最終診斷依據(jù)。結(jié)果 38例患者,共發(fā)現(xiàn)47個(gè)病灶,病灶直徑0.5~2.0 cm,平均(1.2±0.8)cm,其中41個(gè)病灶證實(shí)為復(fù)發(fā)微小肝癌,22個(gè)有病理結(jié)果,其余19個(gè)病灶經(jīng)過(guò)隨訪證實(shí)。6個(gè)病灶為非肝癌病灶,全部由隨訪證實(shí)。所有病灶中,常規(guī)DSA診斷的靈敏度為73.2%,特異度為80.0%。DSA結(jié)合碘油CT診斷的靈敏度為90.2%,特異度為100%。Gd-EOB-DTPA增強(qiáng)MRI診斷的靈敏度為95.1%,特異度為100%。診斷效能之間統(tǒng)計(jì)學(xué)分析顯示,常規(guī)DSA-DSA碘油CT以及常規(guī)DSA-MRI之間差異有統(tǒng)計(jì)學(xué)意義(P0.05),碘油CT與MRI間差異無(wú)統(tǒng)計(jì)學(xué)意義(P0.05)。結(jié)論對(duì)肝癌術(shù)后的微小肝癌結(jié)節(jié),DSA聯(lián)合碘油CT的診斷效能和GdEOB-DTPA增強(qiáng)MRI類(lèi)似,對(duì)于臨床上不適合做MRI的患者,可以考慮采用DSA聯(lián)合碘油CT作為替代檢查手段。
[Abstract]:Objective to evaluate the diagnostic value of DSA and Gd-EOB-DTPA enhanced MRI in the diagnosis of small recurrent lesions after liver cancer operation. Methods from September 2011 to March 2016, 38 patients with suspected minimal recurrence of liver cancer were retrospectively analyzed. All patients were examined by DSA-DSA lipiodol CT and Gd-EOB-DTPA enhanced MRI, and the positive and negative cases were compared and analyzed. The sensitivity and specificity of the diagnosis were calculated. All cases were independently diagnosed by two deputy chief radiologists according to the diagnostic criteria. The final diagnosis was based on the results of surgical or puncture pathology and follow-up for at least 6 months. Results A total of 47 lesions were found in 38 patients. The diameter of the lesions was 0.5 ~ 2.0 cm (mean 1.2 鹵0.8 cm). Among them, 41 lesions were confirmed as recurrent minimal hepatocellular carcinoma, 22 had pathological findings, and the remaining 19 lesions were confirmed as non-HCC lesions after follow-up. All were confirmed by follow-up. Of all the lesions, the sensitivity of conventional DSA was 73.2, the specificity of 80.0%.DSA combined with lipiodol CT was 90.2, the specificity of 100%.Gd-EOB-DTPA enhanced MRI was 95.1 and the specificity was 100. Statistical analysis of diagnostic efficacy showed that there was significant difference between routine DSA-DSA lipiodol CT and routine DSA-MRI, but there was no significant difference between lipiodol CT and MRI. Conclusion the diagnostic efficacy of DSA combined with lipiodol CT is similar to that of GdEOB-DTPA enhanced MRI for the patients who are not suitable for MRI. We can consider using DSA combined with lipiodol CT as an alternative examination method.
【作者單位】: 廣西醫(yī)科大學(xué)第十臨床醫(yī)學(xué)院(欽州市第一人民醫(yī)院)介入科;
【基金】:廣西欽州市科學(xué)研究與技術(shù)開(kāi)發(fā)計(jì)劃項(xiàng)目(20144004)
【分類(lèi)號(hào)】:R445.2;R735.7
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