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1.
目的观察抗小叶增生合剂对乳腺增生病动物模型的治疗作用。方法采用苯甲酸雌二醇联合黄体酮肌注的方法,复制大鼠乳腺增生模型,用抗小叶增生合剂30.0,15.0,7.5ml/kg 3个剂量治疗30天,测定大鼠乳头直径,观察乳头大体形态变化及显微镜下乳腺组织变化,观察对血液流变学的影响;测定血清苯甲酸雌二醇含量。结果抗小叶增生合剂能明显减小大鼠增生乳头直径,减少乳腺小叶数、腺泡数和腺泡腔直径,改善血液流变学参数,显著减轻乳头形态学症状和降低血清苯甲酸雌二醇含量。结论抗小叶增生合剂对雌激素引起的大鼠乳腺增生病有较好的疗效。  相似文献   

2.
中药乳宁冲剂对实验性兔乳腺组织增生的影响   总被引:19,自引:0,他引:19  
中药乳宁冲剂能调摄冲任、疏肝活血,对异常雌、孕激素刺激造成的兔乳腺组织增生有明显的抑制作用。异常雌性激素的刺激可能主要通过雌激素受体(ER)及孕激素受体(PR)的介导引起兔乳腺组织增生,而乳宁冲剂对实验性兔乳腺组织增生的抑制作用可能是通过降低乳腺组织ER、PR含量.使乳腺组织对雌性激素的敏感性下降而实现的。  相似文献   

3.
目的观察乳癖安胶囊对乳腺增生的治疗作用,并探讨其作用机制。方法采用苯甲酸雌二醇和黄体酮制备大鼠乳腺增生症模型,对大鼠乳房、乳头的直径和高度进行测量,放射免疫法测血清雌二醇(E2)、孕酮(P)浓度;组织病理学方法测乳腺小叶数、腺泡数、腺泡腔平均直径,判定乳腺增生类型并计算乳腺增生率,锥板法测血液黏度观察乳癖安胶囊对乳腺增生的治疗作用。结果乳癖安胶囊能抑制乳腺增生大鼠乳房、乳头增高、增大;调节血清E2和P浓度,改善E2/P比值;降低乳腺增生的发生率,改善病理组织变化,抑制乳腺增生程度;降低全血及血浆黏度。结论乳癖安胶囊具有良好的抗实验性大鼠乳腺增生的作用。  相似文献   

4.
系列乳癖合剂治疗实验性豚鼠乳腺增生病的研究   总被引:12,自引:0,他引:12  
观察系列乳癖合对豚鼠乳腺增生动物模型的影响,阐明其作用机理。方法以苯甲酸雌二醇造成豚鼠乳腺增生病模型,分别灌服天冬素片水溶液及择期灌乳系列乳癖合剂,观察其乳腺腺大小变化、组织病理变化、血中性激素含量。结论系列乳癖合剂能降低实验性豚鼠血中雌二醇含量。  相似文献   

5.
目的 探讨IL-18在慢性乙型肝炎(CHB)、肝衰竭中的意义.方法 用酶联免疫吸附试验(ELISA)法检测78例CHB患者不同临床类型组血清IL-18水平,与肝功能完全正常的20例健康体检者作对照,同时检测肝功能、乙肝两对半、HBV-DNA、部分病人进行了HbsAg定量测定和PT测定.结果 78例CHB患者血清IL-18水平为(555.46±582.72) ng/mL;健康对照组IL-18水平为(259.0±99.57) ng/mL,经完全随机设计两独立样本比较的秩和检验(P<0.05),2组IL-18水平差异有统计学意义;抗病毒治疗应答组、HbeAg+CHB组、HBeAg-CHB组、肝衰竭组IL-18水平分别为(331.90±228.80) ng/mL、(428.02±244.08) ng/mL、(575.70±339.53) ng/mL、(1299.0±571.40) ng/mL,各组IL-18水平均高于对照组,差异均有统计学意义(z检验,P<0.01),4个临床类型组IL-18水平两两比较,肝衰竭组IL-18水平最高,与其余各组相比,差异均具有统计学意义;HBeAg-CHB组IL-18水平>HbeAg+CHB组>抗病毒治疗组,但差异无统计学意义(P>0.05).高、低病毒载量组IL-18水平分别为(618.64±690.46) ng/mL、(475.60±508.26) ng/mL,差异无统计学意义(P>0.05);HbsAg载量高、低组IL-18水平分别为:(846.40±1175.78) ng/mL)、(701.20±690.46) ng/mL,差异无统计学意义.炎症活动慢性HBV感染组63份病例IL-18与ALT、AST、Tbil相互关系经Spearman等级相关检验,相关系数有统计学意义(P<0.05),呈正相关,其中IL-18与Tbil呈高度正相关.IL-18与HBV-DNA相互关系经Spearman等级相关检验,相关系数无统计学意义(P>0.05).结论 IL-18参与了HBV感染后的免疫反应、肝脏损伤和修复过程;IL-18水平的异常升高可能系肝衰竭发生机制之一;(3)IL-18与肝损伤程度有关,与HBV-DNA、HbsAg载量无明显相关性.  相似文献   

6.
目的:研究献血对血清铁含量的影响。方法收集76例无偿献血人员为献血组,83例健康人员(非献血人员)为对照组,采集空腹静脉血,进行血常规、血清铁和铁蛋白检查。结果献血组血清铁、红细胞和红细胞压积均在正常范围,血清铁蛋白和血红蛋白除1例外也在正常范围。献血组男性血清铁蛋白为(116.52±67.16)ng/mL,对照组男性为(186.39±103.15) ng/mL,两组比较差异有统计学意义(P <0.05);献血组女性血清铁蛋白为(66.2±47.62)ng/mL,对照组女性为(101.1±73.89) ng/mL,两组比较差异有统计学意义(P <0.05)。献血组血清铁与对照组比较差异无统计学意义(P >0.05)。结论献血组血清铁蛋白降低,但是并没有造成贫血。因此,献血可以减少体内的铁贮存量。  相似文献   

7.
A series of 248 consecutive patients undergoing cardiac surgery were examined in a prospective study of post-transfusion hepatitis in a single British centre. Patients received a total of 1796 units of blood or blood products (mean blood transfusion 6.28 units per patient). During five to 30 days after operation 38 of the patients showed an increase in serum transaminase activities. There was no serological evidence for fresh infection by hepatitis A or B virus, cytomegalovirus, Epstein-Barr virus, or herpes virus in any of these patients. The increase in transaminase activities was unexplained and reached over 100 IU/l (normal less than 40 IU/l) in six patients. The incidence of acute short incubation post-transfusion non-A, non-B hepatitis was therefore thought to be 2.4%. These six patients had normal liver function six months after transfusion but a further two of the surviving 228 patients had raised serum transaminase activities at six months. In one of these, liver biopsy disclosed chronic persistent hepatitis; in the other, alcoholic liver disease was suspected. The incidence of significant chronic liver disease after blood transfusion possibly attributable to a non-A, non-B hepatitis agent was therefore only 0.4%.  相似文献   

8.
目的进一步证实血浆肌钙蛋白I(cTNI)、B型钠尿肽(BNP)及D-二聚体检测在急性肺栓塞预后评估中的意义。方法所有确诊为急性肺栓塞的患者入院时均定量检测血浆cTNI、BNP及D-二聚体浓度,必要时6 h后重复检测一次,评估患者死亡与以上指标的关系。结果在2009年1月至2010年12月间共有98例患者诊断为急性肺栓塞。随访结束时共有14例(14.3%)患者死亡。cTNI阳性组入院时心率较正常组增快,晕厥、心源性休克(即大块肺栓塞)及死亡的发生率明显高于正常组,年龄及入院时血压值小于正常组(P〈0.05)。ROC分析提示BNP取大于226.5 ng/L作为截断点对于死亡的阴性预测值为97.1%,ROC曲线下面积为0.829(95%CI 0.715~0.942)。D-二聚体的浓度为500~2499 ng/mL、2500~4999 ng/mL、≥5000 ng/mL的三组患者死亡率分别为7.8%、12%和41.2%,三组间比较差异有统计学意义(P=0.009)。多因素回归分析提示,与患者死亡相关因素有心源性休克(OR=2.931,95%CI 0.828~12.521,P=0.000),cTNI≥0.3 ng/mL(OR=1.441,95%CI0.712~4.098,P=0.0043),BNP≥226.5 ng/L(OR=1.750,95%CI 0.690~6.452,P=0.011),以及D-二聚体≥5000 ng/mL(OR=1.275,95%CI 0.762~2.801,P=0.034)等。结论联合检测肺栓塞患者血浆cTNI、BNP及D-二聚体有助于在入院早期准确预测患者的预后,以指导进一步的治疗决策。  相似文献   

9.
目的 分析上海地区妊娠早、中期妇女血清25-羟基维生素D[25-hydroxyl vitamin D,25(OH)D]值,为建立上海地区妊娠早、中期妇女25(OH)D参考值范围提供参考。方法 收集2015年至2017年在上海西南部及东北部的复旦大学附属妇产科医院黄浦、杨浦两个院区20 657例妊娠<28周的初诊建卡孕妇作为研究对象,取同期245例未妊娠的体检女性为正常对照组,采用化学发光法检测入组孕妇外周血25(OH)D浓度水平。参考非妊娠期女性维生素D营养状态诊断标准描述妊娠早中期25(OH)D营养状况分布:血清25(OH)D 浓度<12 ng/mL为严重缺乏,[12~20) ng/mL为缺乏,[20~30) ng/mL为不足,≥30 ng/mL为正常。结果 妊娠早、中期孕妇与正常对照组25(OH)D检测值差异有统计学意义[(18.3±6.0) ng/mL或(19.3±7.0) ng/mL vs.(22.7±9.2)ng/mL,P<0.01]。妊娠早、中期25(OH)D的5th检测值均为9.8 ng/mL,而95th检测值分别是29.0 ng/mL及31.9 ng/mL。正常对照组25(OH)D严重缺乏占4.9%,缺乏占33.1%,不足占46.5%,正常占15.5%;孕早、中期25(OH)D缺乏和严重缺乏分别占14.1%和45.9%,不足占33.4%,正常的仅占6.6%,分布有显著差异(P<0.05)。妊娠期25(OH)D水平随年龄增加逐渐升高。夏秋季孕妇25(OH)D水平高于春冬季(P <0.05)。孕期体重与血清25(OH)D水平差异无统计学意义。结论 妊娠期与非妊娠期女性25(OH)D水平及分布均存在差异。建议建立妊娠期女性25(OH)D参考值范围。  相似文献   

10.
目的通过对乳腺科非特异性肋软骨炎误诊病例进行分析,探讨误诊原因,以期降低误诊率。方法回顾分析乳腺门诊诊治的将非特异性肋软骨炎误诊为其他疾病的病例共96例。结果 96例的误诊诊断是:乳腺增生87例,肋间神经痛6例,神经官能症3例;首诊误诊至明确诊断时间为1周~2年。结论以胸前壁疼痛为主要症状的非特异性肋软骨炎比较容易误诊为乳腺增生,应引起乳腺科医生重视;通过详细询问病史和认真体格检查,该病不难确诊;非甾体类镇痛消炎药辅以长效类固醇激素局部封闭治疗,方法简单,疗效满意。  相似文献   

11.
托瑞米芬治疗乳腺增生症的实验研究   总被引:1,自引:0,他引:1  
目的观察托瑞米芬对大鼠乳腺增生及性激素水平的影响。方法用苯甲酸雌二醇每日注射复制动物模型,放免法测定性激素水平,免疫组织化学法分析不同组标本血管内皮细胞生长因子(vascular endothelial growthFactor,VEGF)、微血管密度(microvessel density,MVD)、碱性成纤维生长因子(basic fibroblast growth factor,bFGF)的变化。结果托瑞米芬治疗大鼠乳腺增生总有效率为100%,小叶腺泡数、导管上皮层数、腺体厚度明显变薄(P〈0.05),有调节性激素水平的作用,有明显的量效关系。而且托瑞米芬可明显降低大鼠乳腺增生标本VEGF、bFGF、MVD的表达,有明显的量效关系。结论托瑞米芬能不同程度抑制大鼠乳腺增生,明显促进腺体退化,并能调整机体内源性激素水平,还可以降低VEGF、bFGF、MVD的表达,改善乳腺慢性增生的病变过程,达到治疗的目的。  相似文献   

12.
目的: 探讨不同危险分层的冠心病患者外周血亲环素A水平的变化及其与B型利钠肽(B type natriuretic peptide,BNP)、肌钙蛋白I(troponin I,TnI)水平和左心室射血分数(LVEF)的相关性。方法:选取冠心病患者84例,其中,稳定性心绞痛(SAP)组41例,急性冠脉综合征(ACS)组43例,后者包括不稳定型心绞痛(UAP)20例,急性心肌梗死(AMI)23例;同时选取无血管病变的患者43例作为非冠心病对照组。所有入组患者均在入院后即刻采血,AMI组入组患者均为发病12h内,并在入院1周后再次采血。酶联免疫吸附试验(ELISA)测定血浆亲环素A的含量。结果:ACS组患者外周血亲环素A水平为(24.2±2.7)ng/mL,明显高于SAP组的(16.2±2.4)ng/mL和非冠心病对照组的(7.8±1.1)ng/mL(P均<0.05);AMI组和UAP组的外周血亲环素A水平分别为(24.1±2.4)ng/mL和 (24.5±3.1)ng/mL,两组间比较差异无统计学意义;AMI组1周后亲环素A水平(17.9±3.0)ng/mL明显低于其急性期的(24.1±2.4)ng/mL(P<0.05)。ACS组BNP、TnI均明显高于对照组,而LVEF值低于对照组,冠心病患者外周血亲环素A水平的变化与BNP、TnI存在明显正相关(r=0.893,P<0.05;r=0.765,P<0.05),与LVEF存在明显负相关(r=-0.528,P<0.05)。结论:外周血亲环素A水平变化与冠心病患者的危险分层密切相关,可用于预测冠心病患者急性心脏事件的发生。  相似文献   

13.
目的探讨血液透析病人双肾摘除后出现顽固性低血压的治疗。方法患者男性,54岁,因结肠癌术后化疗致慢性肾功能不全,行规律性血液透析治疗4年,血压正常。18个月前B超检查发现双侧肾脏肿瘤并相继于同年6月、10月行双肾摘除术。术中摘除肿瘤病理诊断:透明细胞癌。右肾摘除后患者血压无明显特殊变化,但在左肾摘除后患者出现血压下降。透析前血压维持在90/60mmHg左右,血液透析中血压进一步下降,最低可达60/20mmHg。并出现乏力、视物模糊、直立性低血压、晕厥等症状。因血压过低而致动、静脉内瘘闭塞。结果为能保证充分透析及保持干体重,透析治疗中采用各种方法及给予中药、米多君等维持血压。目前仍间断嚼服红参等中药,血压维持在80~90/30~50mmHg之间,维持规律性透析。结论双肾摘除是治疗透析患者伴有难治性高血压的方法之一,但双肾切除后最大的弊端是难于控制的低血压。本例患者虽然并发了肾癌,但手术中如能采用部份肾切除还是可以避免顽固性低血压的发生。  相似文献   

14.
Background Drug treatment for secondary hyperparathyroidism caused by chronic renal failure may be available at the early stage of the disease, but it is not as effective for serious patients. The aim of the study was to evaluate the effect of total parathyroidectomy combined with forearm autotransplantation in the uremic patients with secondary hyperparathyroidism. Methods From September 1999 through September 2006, parathroidectomy and autotransplantaUon was performed in 20 patients. The coherence between the results of preoperative parathyroid ultrasonography and surgical exploration were compared. The serum calcium concentration and intact parathyroid hormone (iPTH) were monitored preoperatively, intraoperatively, and postoperatively. Results A total of 71 hyperplastic parathyroid glands were resected in the 20 patients. The accordance rate of parathyroid localization between B-ultrasonography and intraoperaUve exploration was 94.4%. The average iPTH value was (110.90±67.42) ng/L, (433.80±243.72) ng/L, (48.80±42.69) ng/L, (229.04±172.68) ng/L and (232.39±224.05) ng/L at day 1, 2, 3, 7, 30 after operation respectively. The clinical symptoms were ameliorated and the levels of serum calcium concentration were controlled within the normal range after operation. Recurrent secondary hyperparathyroidism had happened in 1 case, 4 years postoperatively because of the development of autograft hyperplasia, and in another case 2 years postoperatively due to remnant of neck parathyroid glands. The clinical symptoms were all alleviated after re-operation. No surgical complication had occurred in any of the patients. Conclusions The total parathyroidectomy with forearm autotransplantation is feasible, safe, and effective for patients with secondary hyperparathyroidism in the short term. The long-term effects should be further investigated.  相似文献   

15.
Here we reported a case of exogenous lipoid pneumonia from Peking University Third Hospital. A 62-year-old male presented with chronic cough and expectoration for 8 years, without chest pain, hemoptysis or short of breath. He was an ex-smoker. In his past medical history, the patient reported chronic rhinitis sicca for 20 years. Chest computed tomography (CT) showed patchy ground glass opacities in his bilateral lower lobe. In recent 3 years, his symptoms showed slowly deteriorative changes, as did his chest CT findings. No improvement of the patient’s symptoms was observed, although he had been treated with many antibiotics. Then he was referred to our hospital for a detailed investigation for interstitial lung disease. On admission, the physical examination showed no abnormal findings except for inspiratory fine crackles in his bilateral lower lung field on auscultation. The results of the laboratory analysis, including complete blood cell count, biochemistry, arterial blood gas, urinalysis, antinuclear antibody (ANA), antineutrophil cytoplasmic antibody (ANCA) and tumor markers were all within normal ranges. To exclude the possibility of infectious or malignant conditions, bronchoscopy was performed. Secretions from the left lower lobe bronchus were collected for bacterial, fungal and fast-acid cultures, which were all negative. A bronchoalveolar lavage (BAL) was performed in the left lower lobe with a 30% recovery. The total cell count of the BAL fluid was 6.5×104/mL, and the cellularity diffe-rential revealed increased neutrophils(20%)and lymphocytes (17%). The cytological examination in the BAL fluid showed no malignant cells. All the clinical data above did not reveal any conclusive information. However, the pathological findings of his transbronchial lung biopsy (TBLB) were highlighted with lipid-laden macrophages engulfed by large vacuoles occupying almost completely the cytoplasm of the cells, which were consistent with those of exogenous lipoid pneumonia. Given these findings, it emerged that the patient was taking twice daily inhalations of a compound menthol nasal drops (essential oil of camphor, menthol and liquid paraffin) for his chronic rhinitis sicca for at least 10 years. Then he discontinued oil nasal sprays and showed gradual improvement 3 months later without intensive treatment. The presenting case report emphasizes the fact that chronic inhalation of nasal sprays and decongestants containing mineral oils was a cause of exogenous lipoid pneumonia, and clinicians should bear it in mind.  相似文献   

16.
  目的  通过测定慢性心力衰竭(CHF)患者应用沙库巴曲缬沙坦前后的血亲环素A(CyPA)、半乳糖凝集素3(Galectin-3)、基质金属蛋白酶2(MMP-2)、MMP-9、N端-脑钠肽(NT-proBNP)水平,探讨沙库巴曲缬沙坦对慢性心衰患者血心室重塑相关指标及心功能的影响。  方法  选取2018年12月—2022年6月于蚌埠医学院第一附属医院明确诊断为CHF并应用沙库巴曲缬沙坦的患者99例,分别收集其应用沙库巴曲缬沙坦前及应用后3个月的血标本,检测治疗前后血CyPA、Galectin-3、MMP-2、MMP-9、NT-proBNP水平。  结果  CHF患者应用沙库巴曲缬沙坦后血CyPA、Galectin-3、MMP-2、MMP-9、NT-proBNP水平明显低于应用前[CyPA:(7.75±3.18)ng/mL vs. (10.13±3.32)ng/mL;Galectin-3:(9.66±5.20)ng/mL vs. (16.74±3.18)ng/mL;MMP-2:(12.02±5.69)ng/mL vs. (18.40±8.41)ng/mL;MMP-9:(8.32±4.34)ng/mL vs. (11.45±4.51)ng/mL;NT-proBNP:(1 319.24±404.11)ng/mL vs. (4 187.48±1 967.92)ng/mL,均P < 0.01]。  结论  沙库巴曲缬沙坦能明显降低CHF患者血CyPA、Galectin-3、MMP-2、MMP-9、NT-proBNP水平,改善心功能,这可能对CHF的治疗效果评估有一定的作用。   相似文献   

17.
目的探讨乳腺分叶状肿瘤的临床病理特点、诊断、鉴别诊断及误诊原因。方法收集病理明确诊断的乳腺分叶状肿瘤9例,对其临床病理资料进行回顾性研究及误诊原因分析。结果确诊为良性、交界性和恶性叶状肿瘤各3例。术前主要误诊为纤维腺瘤、乳腺增生、青春期纤维腺瘤、乳腺癌等。结论乳腺叶状肿瘤是一组从良性、交界性到恶性的谱系性疾病,组织学形态变化较大,生物学行为不定,容易复发和恶变。临床表现和影像学检查无特征性,术前临床误诊率高,诊断主要依据病理学形态改变,免疫组化具有一定的辅助作用和鉴别诊断作用。  相似文献   

18.
目的 探讨内分泌治疗合并早期放射治疗对高危前列腺癌患者根治术后的局部控制及近期生存率的影响。方法 收集首都医科大学附属北京朝阳医院14例高危组前列腺癌根治术后行三维适形放射治疗(three dimension-conformal radiotherapy, 3D-CRT)或调强放射治疗(intensive modulation radiotherapy, IMRT)联合内分泌治疗的患者,收集患者基本信息、手术信息,并随访放射治疗期间的相关合并症、术后及放射治疗后前列腺特异性抗原(prostate specific antigen,PSA)变化与生存状态,并进行统计学分析。结果 14例患者治疗后随访时间2~52个月,平均随访时间20个月。在放射治疗疗期间,5例患者出现轻度尿频、尿急,2例出现轻度腹泻、腹胀,1例患者出现白细胞一过性降低,血红蛋白、血小板无异常,无其他合并症发生;1例患者放射治疗疗后24个月,PSA由最低0.056 ng/mL升高至6 ng/mL,但无明显局部复发和远处转移迹象,恢复比卡鲁胺及亮丙瑞林治疗5个月后,PSA降至1.539 ng/mL。其他13例患者无生化指标反弹及临床局部复发。结论 高危前列腺癌根治术后,早期辅助放射治疗联合内分泌治疗可以改善患者局部控制及近期生存率。  相似文献   

19.
目的:探讨乳痛宁对大鼠乳腺增生病模型的作用效果和机理。方法:Wistar雌性未孕大鼠50只,随机分为正常对照组、模型组及低、中、高剂量乳痛宁组 ,每组10只,用雌二醇和黄体酮诱导大鼠发生乳腺增生病,用乳痛宁进行灌胃,测量大鼠第2对乳头直径,观察乳腺组织结构,测定血液中生殖激素水平,免疫组化法测定乳腺组织中雌、孕激素受体阳性细胞。结果:中、高剂量乳痛宁组与模型组大鼠比较血液中的催乳素、促卵泡激素和雌二醇的浓度明显降低(P<0.05),黄体生成素和孕酮则明显升高(P<0.05),大鼠第2对乳头直径明显减小(P<0.05),腺泡和腺管数目减少,体积缩小(P<0.01),雌、孕激素受体阳性细胞明显减少。结论:乳痛宁通过调整大鼠体内的激素分泌水平,减弱雌激素和孕激素在乳腺的生物学效应,从而使增生的乳腺恢复正常。  相似文献   

20.
目的 基于队列设计探讨子宫肌瘤与乳腺增生的关联性。 方法 基于常规体检的大样本人群、纵向队列研究,终点事件为乳腺增生,采用Cox比例风险回归模型和Logistic回归模型探讨子宫肌瘤与乳腺增生的关联性。 结果 乳腺增生的发病密度为205.23/千人·年。未调整Cox模型显示子宫肌瘤对乳腺增生的相对危险度RR值为1.26(95%CI:1.12~1.43,P<0.001);调整年龄后,RR值变为1.37(95%CI:1.21~1.55,P<0.001);在上述模型基础上,将是否超重、饮酒、吸烟、睡眠质量等因素纳入多因素Cox模型后,RR值为1.36(95%CI:1.19~1.55,P<0.001)。Logistic回归模型显示,子宫肌瘤对乳腺增生的HR值为1.94(95%CI:1.32~2.85,P<0.001)。 结论 逐层加入危险因素进行调整后,子宫肌瘤与乳腺增生相关,说明子宫肌瘤患者未来发生乳腺增生的风险更大。  相似文献   

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