1.MRI evaluation on disease development of chronic brucellosis spondylitis and its value
Dong SHI ; Jie LI ; Dongkui YANG ; Zheng PAN ; Zhi LIU ; Tianhui DU ; Wei WEI ; Lei ZHENG
Chinese Journal of Zoonoses 2017;33(6):535-537,558
We evaluated the patient in the early,advanced or healing phase of the disease by MRI in the treatment of chronic brucellosis spondylitis and to guide the clinical treatment.MRI images of 40 patients with clinically diagnosed chronic brucellosis spondylitis were analyzed retrospectively.The imaging findings of early,advanced and healing patients were summarized.MRI showed abnormal signals in the vertebral body,intervertebral disc,paraspinaI and psoas muscle.It is early stage if the intervertebral space was normal,and advanced stage if combined with interverbral space stenosis.It demonstrated short T1 and short T2 signal or similar to the normal vertebral body,combined with intervertebral space stenosis,for the healing stage.According to the specific imaging manifestations of chronic brucellar spondylitis in the course of disease development,it is possible to evaluate the clinical stage of the disease and guide the rational selection of clinical treatment.
2.Expression of HBME-1,CK19 and CD117 in papillary thyroid carcinoma and its significance
Zheng ZENG ; Ruiping LI ; Min ZHAO ; Yanhua WEI ; Zhongyuan SHI
International Journal of Laboratory Medicine 2016;37(20):2825-2827,2830
Objective To explore the value of three antibodies in the differential diagnosis of papillary thyroid carcinoma ,by de‐tecting the expression of HBME‐1 ,CK19 and CD117 in papillary thyroid cacinoma ,thyroid follicular adenoma and Hashimoto′s thy‐roiditis tissues .Methods Totally 85 cases were collected from January 2013 to December 2015 ,including papillary thyroid cacino‐ma ,thyroid follicular adenoma and Hashimoto′s thyroiditis .They were immunohistochemical stained by HBME‐1 ,CK19 and CD117 .SPSS16 .0 software was used to analyze the relationship between the staining results with different pathological changes . Results The positive rates of HBME‐1 ,CK19 and CD117 were 87 .3% ,98 .2% ,and 7 .3% ,respectively .The positive expression of them in benign and malignant groups had significant difference (P< 0 .05) and their consistency checking Kappa were 0 .582 , 0 .551 ,and 0 .874 ,respectively .Conclusion In the differential diagnosis of papillary thyroid carcinoma and benign lesions ,CD117 is better than HBM E‐1 and CK19 .It′s possible to use a combination of them in practice .
3.Expression and significance of matrix metalloproteinase 14 in synovial tissue and syrovial fluid of osteoarthritis
Wei ZHENG ; Chenhui SHI ; Weishan WANG ; Hongjun HUO ; Baochi LI
Chongqing Medicine 2014;(19):2417-2419
Objective To evaluate the expression and clinical significance of matrix metalloproteinase 14(MMP-14) in osteoar-thritis(OA) patients in synovium and synovial fluid of knee joint .Methods Semi-quantitative RT-PCR were used to detect the ex-pression of MMP-14 mRNA in 32 case of OA (experimental group)and 26 non-OA patients(control group)synovium ;protein level expression of MMP-14 in synovial fluid were analyzed by ELISA .Results The expression of MMP-14 mRNA in experimental group synovium of knee joint was significantly increased compared with control group (P<0 .05);but the protein level of MMP-14 was low in experimental group synovial fluid compared with control group (P<0 .05) .Conclusion The expression of MMP-14 is increased in OA patients synovium and maybe promote the progress of OA directly ;the protein level of MMP-14 is decreased in OA synovial fluid ,indicated the function of MMP-14 in OA synoviocyte indirectly .
4.Clinical treatment of 100 patients with subacute thyroiditis
Shunbin LI ; Wei QIU ; Shuying ZHENG ; Wanchun SHI ; Wenhua WANG
Chinese Journal of General Practitioners 2013;12(11):909-910
A total of 100 patients with subacute thyroiditis hospitalized from January 2011 to October 2012 were recruited.Each received glucocorticoid treatment for 8 weeks and there was a 2-month follow-up period after drug withdrawal.After treatment,the short-term recurrence rate was 34% (34/100).If thyroid ultrasound was abnormal,the recurrence rate was 52% (30/58).And it was significantly higher than 10% recurrence rate for those with normal thyroid ultrasound (4/42,x2 =9.67,P < 0.01).The recurrence rate of different erythrocyte sedimentation rate groups of 40-100 mm/1 h and > 100 mm/1 h was 37% (22/60) and 30% (12/40) respectively (P > 0.05).
5.Bisphosphonate-associated osteonecrosis of the jaws.
Chinese Journal of Stomatology 2013;48(11):699-700
6.Investigation of the surgical approach combined with frozen sections pathological features of papillary thyroid microcarcinoma
Wei YU ; Huisheng YUAN ; Shi CHENG ; Jianwei ZHENG
International Journal of Surgery 2015;42(4):236-239
Objective Investigate the reasonable surgical approach combined with frozen sections pathological features of papillary thyroid microcarcinoma.Methods Clinical data of 96 cases papillary thyroid microcarcinoma nearly 5 years of follow-up in our clinic referral was retrospectively analyzed.Metastasis and recurrence rate were compared between group of ipsilateral lobe plus isthmus resection (unilateral group) and group of ipsilateral lobe plus isthmus resection and contralateral lobe subtotal (bilateral group).Metastasis and recurrence rate were compared between group of central lymph node dissection (dissection group) and non-dissection group (non-dissection group),and the injury rate of the recurrent laryngeal nerve was also compared between the two groups.Results The diagnosis of cancer by intraoperative frozen pathology were 53 cases (55%).Whether in high or low risk populations,the metastasis and recurrence between unilateral and bilateral groups showed no significant difference (P > 0.05).Whether in high or low risk populations,the metastasis and recurrence between dissection group and non-dissection groups showed no significant difference (P >0.05).The temporary injury rate of recurrent laryngeal nerve in dissection group were higher than thatin non-dissection group both in high-risk populations (P =0.040,P < 0.05) and low risk populations(P =0.037,P < 0.05).Conclusions Intraoperative frozen pathological diagnosis of papillary thyroid microcarcinoma is difficult.The reasonable surgical approach for the first time is ipsilateral lobe plus isthmus resection.Preventive cervical dissections operation should not be carried out if the exploratory of lymph node showed no metastasis.
7.HPV Infection and its Correlation with MMP-9 and TIMP-1 Expression in Vulvar Squamous Cell Carcinoma
Jifen YAO ; Wei ZHENG ; Shuiying WANG ; Xiaomin FU ; Yifu SHI
Chinese Journal of Dermatology 2003;0(12):-
Objectives To investigate HPV infection and its correlati on with the expression of matrix metalloproteinase-9 (MMP-9) and tissue inhibito r of metalloproteinase-1 (TIMP-1) in vulvar squamous cell carcinoma (VSCC). Meth ods HPV6/11 and 16/18 DNA were detected using in situ hybridization in 26 case s of VSCC, 21 cases of vulvar intraepithelial neoplasia (VIN) and 10 specimens o f normal skin. The expression of MMP-9 and TIMP-1 was measured by immunohistoche mical method in these three groups. Results The infection rates of HPV6/11 and 16/18 in VSCC and VIN were 69.23% (18/26) and 38.46% (10/26), 42.86% (9/21) and 28.57% (6/21) respectively, and no HPV6/11 or 16/18 DNA was discovered in norma l skin epidermis. The expression rates of MMP-9 and TIMP-1 in VSCC, VIN and norm al skin epidermis were 92.31%(24/26) and 76.92% (20/26), 90.45% (19/21) and 80.9 5% (17/21), and 80.00% (8/10) and 50.00% (5/10) respectively. MMP-9 expression in HPV positive lesions was higher than that in HPV negative lesions, but no sig nificant difference of TIMP-1 expression was observed in HPV positive and negati ve lesions. Conclusions HPV infection may play a role in the development of VS CC. The higher expression of MMP-9 comparing with that of TIMP-1 may be an early marker of tumor progression in VSCC, and HPV infection may facilitate the invas ion and metastasis of VSCC.
8.Effects of glycomacropeptide in human milk and formula milk on proliferation ofbiifdobacterium infantis in vitro
Hui SHI ; Shaowei ZHENG ; Longguang HUANG ; Wei ZHOU
Chinese Journal of Perinatal Medicine 2016;19(7):528-533
ObjectiveTo explore the effects of glycomacropeptide (GMP) in human milk and formula milk on proliferation ofbifidobacterium infantis and their dose-response relationship.Methods Casein was isolated from the milk of 30 healthy postpartum women from Guangzhou Women and Children's Medical Center in September 2014, and hydrolyzed by rennet to obtain GMP, which was then purified by ultrafiltration and ion exchange chromatography. Human milk GMP and cow milk GMP (0, 250, 500, 1 000, 1 500, 2 000 and 3 000 mg/L) were added tobifidobacterium infantis liquid medium, and cultured under anaerobic conditions. Concentration of bacteria was measured by turbidimetric microplate assay (detection of OD600 nmvalue of medium). Difference of proliferative activities ofbiifdobacterium infantis in human milk GMP and cow milk GMP was compared with independent samplest-test.ResultsPurified human milk GMP concentration was 1 712.20 mg/L, with a purity of 80.3%. Increasing the cow milk GMP initial concentration in the culture medium at 250-2 000 mg/L could increase the concentration and proliferation rate ofbiifdobacteria infantis. When cultured at 36 h with GMP of various concentrations, the proliferation ofbiifdobacteria infantis maintained at a logarithmic phase. Therefore, 36 h was chosen as the test time point to compare the proliferation ofbifidobacterium infantis. At 36 h, when GMP in the medium was 1 000, 1 500, 2 000 and 3 000 mg/L, concentrations ofbiifdobacteria infantis in human milk GMP were 2.255±0.036, 2.583±0.088, 2.877±0.080 and 3.219±0.081, respectively, which were significantly higher than those in cow milk GMP (2.115±0.053, 2.312±0.064, 2.542±0.090 and 2.894±0.076;t=4.867, 5.569, 6.192 and 6.516; allP<0.01).Conclusions Both human milk GMP and cow milk GMP can promote the proliferation ofbiifdobacterium infantisin vitro, and the proliferative activity in human milk is greater than in cow milk at the same concentration of GMP.
10.Exploration on new role of ancient perilous but key acupoint of renying (ST 9).
Xian-Min ZHU ; Jie ZHENG ; Shi-Wei WANG
Chinese Acupuncture & Moxibustion 2014;34(4):367-371
The specific functions, stimulating methods and ranges of clinical application of Renying (ST 9) are explored. Because Renying (ST 9) is located in the neck which is a dangerous area, it is perilous if the acupoint is stimulated, so it is mostly forbidden in the past dynasties. In recent years, the main stimulating methods for Renying (ST 9) include acupuncture and press. The keys of acupuncture are to apply correct technique of needle insertion and control the depth and direction of needle. The keys of press are focused on strength and time of press. Renying (ST 9) is effective for vertigo, palpitation, asthma, hemiplegia, aphasia, hysteria, acute attack of pain, hyperplasia of mammary, continuous hiccup, disorder of throat and so on. As long as the acupoint location is accurate, manipulation is careful and stimulating method is correct, not only the safety could be guaranteed, but also the function can be well-played in clinical application.
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