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MSCT對低危型、高危型胸腺瘤及胸腺癌的鑒別診斷價值

發(fā)布時間:2018-02-20 04:51

  本文關(guān)鍵詞: 胸腺腫瘤 胸腺上皮腫瘤 體層攝影術(shù) X線計算機 病理學(xué) 出處:《放射學(xué)實踐》2017年02期  論文類型:期刊論文


【摘要】:目的:探討MSCT對低危型、高危型胸腺瘤及胸腺癌的鑒別診斷價值。方法:將68例經(jīng)穿刺或手術(shù)病理證實的胸腺上皮性腫瘤(TETs),按WHO簡化病理分型分為低危型胸腺瘤、高危型胸腺瘤和胸腺癌三組,對三組的MSCT征象進(jìn)行統(tǒng)計學(xué)分析。結(jié)果:68例TETs中,低危型胸腺瘤31例(A型4例、AB型19例、B1型8例)、高危型胸腺瘤15例(B2型9例、B3型6例)、胸腺癌22例。高危型胸腺瘤、胸腺癌均較低危型胸腺瘤更易表現(xiàn)為腫瘤邊緣不規(guī)則或分葉(P均0.05);高危型胸腺瘤、胸腺癌均較低危型胸腺瘤更易出現(xiàn)對胸膜/心包、鄰近大血管侵犯(P均0.05);增強后密度不均及囊變壞死率在胸腺癌和低危型胸腺瘤間均具有顯著性差異(P均0.001);胸腺癌出現(xiàn)縱隔淋巴結(jié)轉(zhuǎn)移較低危型、高危型胸腺瘤更為常見(P0.05);而瘤內(nèi)鈣化在三者間兩兩比較均無明顯統(tǒng)計學(xué)差異(P均0.05)。結(jié)論:MSCT對WHO簡化病理分型的TETs具有一定的鑒別診斷價值。
[Abstract]:Objective: to investigate the value of MSCT in the differential diagnosis of low-risk, high-risk thymoma and thymic carcinoma. Methods: 68 cases of thymic epithelial tumor confirmed by puncture or pathology were divided into low-risk thymoma according to WHO simplified pathological classification. High risk thymoma and thymic carcinoma were statistically analyzed in three groups. Results in 68 cases of TETs, the signs of Thymoma and thymic carcinoma were analyzed statistically. There were 31 cases of low risk thymoma, 4 cases of type A, 19 cases of type B 1, 15 cases of high risk type thymoma, 9 cases of type B 3 and 22 cases of thymic carcinoma. Thymic carcinomas were more prone to appear as irregular margin or lobulated thymoma than low-risk thymoma, and high risk thymoma and thymic carcinoma were more likely to appear pleural / pericardium than low-risk thymoma. There were significant differences in density and cystic necrotic rate between thymic carcinoma and low-risk thymoma after enhancement (P < 0.05), and there were significant differences between thymic carcinoma and low-risk thymoma (P < 0.001), mediastinal lymph node metastasis was lower in thymic carcinoma, mediastinal lymph node metastasis was found in thymic carcinoma. High risk thymoma is more common than P0.05A, but there is no significant difference in calcification between the three groups (P 0.05). Conclusion WHO has a certain value in differential diagnosis of TETs with simplified pathological classification.
【作者單位】: 楊浦區(qū)市東醫(yī)院影像科;石河子市人民醫(yī)院影像中心;同濟大學(xué)附屬上海市肺科醫(yī)院影像科;
【分類號】:R736.3;R730.44

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