目的:探讨B超检查对急腹症的临床应用价值。方法:回顾性分析326例急腹症的超声表现并与手术后、病理诊断以及随访结果进行对照。结果:326例急腹症中以急性胆囊炎、输尿管结石、急性阑尾炎以及妇科急症常见,共289例,占88%,其他急腹症37例,占12%。经手术和病理证实217例,109例临床随访证实。超声符台率89.9%。结论:B超检查对急腹症的早期诊断以及鉴别诊断具有重要临床意义,是急腹症首选的诊断方法。
【摘要】目的探讨成人肠套叠的临床特点和诊治原则。方法对1980年1月至2004年2月期间我院收治的167例成人肠套叠临床资料进行回顾性分析。结果术前确诊79例,占47.3%。167例中159例行手术治疗,其中116例为肠道肿瘤,良性48例,恶性68例; 余51例为手术或外伤后、肠道炎症、盲肠过长等。共有117例行肿瘤根治性切除术或相应肠段切除术,50例行单纯复位或复位后固定术。2例术后死亡,余均恢复良好,134例随访2个月~10年,无肠套叠复发。结论提高对成人肠套叠的认识是诊断的关键,检查应选用B超、CT、钡灌肠等,治疗则首选手术治疗。
During the past 54 months a total of 24 patients with secondary hepatic carcinoma have been treated by resection of hepatic metastasis and postoperation percutaneous intrahepatoportal chemotherapy(PHPC) under ultrasound guidance A followup from five months to four years shows that 21 patients have survivde for 5 to 48 months except 3 extremely advanced cases. The authors suggest that a combined therapeutic method for treating secondary hepatic carcinoma is more effective than either simple hepatectomy or chemotherapy.
目的 评价B超引导下核心针活检术(CNB)对不可触及的乳腺病变(NPBL)的诊断价值。方法 采用18G Tru-cut针结合活检枪对88例患者的96个NPBL行B超引导下CNB,并与切除活检病理结果比较。结果 NPBL大小4~23mm(平均13.1mm)。在CNB中,86个为良性,2个为可疑恶性,6个为恶性,2个取材不良。在切除活检中9个为恶性,87个为良性。CNB可疑恶变的2个NPBL均为恶性,1个恶性NPBL误诊为乳腺腺病,取材不良的2个NPBL均为良性。本组NPBL中恶性病变占9.38%(9/96),B超引导下CNB对NPBL的良恶性诊断正确率为98.94%(93/94),诊断乳腺癌的敏感性为88.89%(8/9),特异性为100%(8/8),良性病变的病理诊断符合率为97.70%(85/87),取材不良为2.08%(2/96)。结论 B超引导下CNB对NPBL的诊断具有较高的敏感性和特异性,结果准确可靠。
目的 探讨胆源性肝脓肿的诊治方法。方法 对我院2000~2004年期间收治并确诊为胆源性肝脓肿的12例患者进行分析,在应用抗生素和全身支持的前提下,再依据其病变发生、发展的不同阶段采用不同手段治疗。结果 4例急性期患者中2例行急诊胆道引流手术后治愈,另2例转为亚急性期(脓肿融合期); 6例亚急性期患者均经B超导向下行脓肿穿刺抽脓后注入抗生素治疗后治愈; 4例慢性期患者行脓肿切开引流后治愈。结论 本病在应用广谱抗生素(二联抗生素)和全身支持治疗的前提下,再根据病变不同时期采用不同方法治疗,可获得良好效果。
目的 探讨与评价术中B超定位下经肝胆管取石在肝内胆管结石治疗中的手术指征及优劣性。方法 总结2002~2006 年29例肝内胆管结石行肝叶切除+经肝胆管取石患者的临床资料,对其手术效果及并发症进行分析。结果 无胆管损伤及手术死亡病例, 并发症发生率为37.93%,残石率为10.34%。结论 术中B超定位下经肝胆管取石结合肝叶切除对肝内胆管结石是一种较好的治疗方式,主要适用于Ⅱb型肝内胆管结石患者。
目的 探讨胰管结石慢性胰腺炎的诊断和治疗。方法 收集我院1993年3月至2003年9月经手术治疗的胰管结石慢性胰腺炎患者34例的临床资料并进行回顾性分析。结果 全组病例均经B超和CT检查确诊,均经手术治疗。手术方式: 胰十二指肠切除术5例; 胰管切开取石、胰空肠Roux-Y吻合术27例,其中同时行胆囊切除术6例,Oddi扩约肌切开、T管引流术4例,胆肠Roux-Y吻合术2例; 胃空肠、胆肠吻合加活检术2例。治愈31例,缓解2例,死亡1例。结论 影像学检查是诊断本病的重要手段,准确率高。根据合并症和胰管扩张程度选择合适的手术方式,可取得良好治疗效果。
Objective To evaluate the urine cytology silver staining combined with ultrasonography(USG)in the detection of bladder transitional cell carcinoma (TCC) recurrence after transurethral resection of bladder tumor(TURBT)in terms of sensitivity and specificity. Methods Cystoscopy was used as “gold standard”. Urine cytology combined with USG or cystoscopy was measured separately and blindly. AgNORs protein stained by silver were used in cytology with Kappa of inter-observers 0.81. For the USG, the patients were scanned with trans-rectal probe with Kappa of inter-observers 0.76. The results of urine cytology combined with USG (Positive when urine cytology and/or USG positive. Negative when both urine cytology and USG negative) were compared with “gold standard”. Results The 148 consecutive superficial TCC patients with TURBT one year previously were included in this study. Fifty seven recurrenced cases were detected. Recurrence rate was 38.51%. The sensitivity and specificity of urine cytology silver stain were 89.47% (95% CI 0.82 to 0.98) and 87.91% (95% CI 0.81 to 0.95). Area under ROC curve was 82.22%. The sensitivity and specificity of USG were 57.90% (95% CI 0.45 to 0.71 ) and 90. 11% ( 95% CI 0.84 to 0.96). Area under ROC curve was 73.13% . The sensitivity was improved to 94. 74% (95% CI 0.89 to 1.00) when cytology combined with USG. But specificity decreased to 84. 62% (95% CI 0.77 to 0.92 ). Area under ROC curve was improved to 98.28%. Conclusions Urine cytology silver stain combined with USG improves the high sensitivity for follow-up TCC patients after TURBT. The non-invasive protocol is suggested.
目的 建立基于反传(BP)神经网络技术的甲状腺癌诊断模型,并评估该模型的临床应用价值。方法 回顾性分析2010年1月至2011年8月期间南京市鼓楼医院收治的甲状腺癌患者103例及甲状腺良性病变患者51例,提取其超声图像的9个特征,循建模规则,建立基于BP神经网络技术的甲状腺癌诊断模型,依此模型对2011年9月至2011年12月期间收治的根据超声图像特征疑为甲状腺癌的42例患者进行术前诊断,其结果与术后病理诊断结果(术后病理诊断为甲状腺癌32例,甲状腺良性病变10例)进行对比研究。结果 甲状腺癌诊断模型对建模样本的诊断准确率为95.45%(147/154);术前样本的诊断准确率为90.48%(38/42);所有样本的诊断准确率为94.39% (185/196)。结论 从本组有限的病例结果初步得出,基于BP神经网络技术的甲状腺癌诊断模型具有较高的可行性及可靠性,可望成为一种全新的甲状腺癌辅助诊断方法。