Pertussis is an acute and highly contagious respiratory disease caused by Bordetella pertussis(B.pertussis),which occurs in people of all ages and is most dangerous for young children,especially infants.The introducti...Pertussis is an acute and highly contagious respiratory disease caused by Bordetella pertussis(B.pertussis),which occurs in people of all ages and is most dangerous for young children,especially infants.The introduction of whole-cell pertussis vaccines(wPVs)in the 1950s dramatically reduced the incidence of pertussis worldwide[1].However,over the past two decades,many studies have reported the resurgence of pertussis in different countries[2].Epidemiological surveillance in Hubei Province over the last 3 years revealed a clear increasing trend in the incidence of pertussis during the coronavirus disease 2019(COVID-19)epidemic.展开更多
BACKGROUND The tumor microenvironment(TME)plays an important role in the growth and expansion of gastric cancer(GC).Studies have identified that CD93 is involved in abnormal tumor angiogenesis,which may be related to ...BACKGROUND The tumor microenvironment(TME)plays an important role in the growth and expansion of gastric cancer(GC).Studies have identified that CD93 is involved in abnormal tumor angiogenesis,which may be related to the regulation of the TME.AIM To determine the role of CD93 in GC.METHODS Transcriptomic data of GC was investigated in a cohort from The Cancer Genome Atlas.Additionally,RNA-seq data sets from Gene Expression Omnibus(GSE118916,GSE52138,GSE79973,GSE19826,and GSE84433)were applied to validate the results.We performed the immune infiltration analyses using ESTIMATE,CIBERSORT,and ssGSEA.Furthermore,weighted gene co-expression network analysis(WGCNA)was conducted to identify the immunerelated genes.RESULTS Compared to normal tissues,CD93 significantly enriched in tumor tissues(t=4.669,95%CI:0.342-0.863,P<0.001).Higher expression of CD93 was significantly associated with shorter overall survival(hazard ratio=1.62,95%CI:1.09-2.4,P=0.017),less proportion of CD8 T and activated natural killer cells in the TME(P<0.05),and lower tumor mutation burden(t=4.131,95%CI:0.721-0.256,P<0.001).Genes co-expressed with CD93 were mainly enriched in angiogenesis.Moreover,11 genes were identified with a strong relationship between CD93 and the immune microenvironment using WGCNA.CONCLUSION CD93 is a novel prognostic and diagnostic biomarker for GC,that is closely related to the immune infiltration in the TME.Although this retrospective study was a comprehensive analysis,the prospective cohort studies are preferred to further confirm these conclusions.展开更多
BACKGROUND Both hepatoid adenocarcinoma of the stomach(HAS)and neuroendocrine differentiation(NED)are rare histological subtypes of gastric cancer with unique clinicopathological features and unfavorable outcomes.HAS ...BACKGROUND Both hepatoid adenocarcinoma of the stomach(HAS)and neuroendocrine differentiation(NED)are rare histological subtypes of gastric cancer with unique clinicopathological features and unfavorable outcomes.HAS with NED is even rarer.CASE SUMMARY Here,we report a 61-year-old man with HAS with NED,as detected by gastric wall thickening by positron emission tomography/computed tomography for a pulmonary nodule.Distal gastrectomy was performed,and pathological examination led to the diagnosis of HAS with NED.However,liver metastases occurred 6 mo later despite adjuvant chemotherapy,and the patient died 27 mo postoperatively.CONCLUSION We treated a patient with HAS with NED who underwent adjuvant chemotherapy after radical surgery and still developed liver metastases.We first report the detailed processes of the treatment and development of HAS with NED,providing an important reference for the clinical diagnosis and treatment of this condition.展开更多
BACKGROUND The preoperative total bilirubin-albumin ratio(TBAR)and fibrinogen-albumin ratio(FAR)have been proven to be valuable prognostic factors in various cancers.AIM To detect the prognostic value of TBAR and FAR ...BACKGROUND The preoperative total bilirubin-albumin ratio(TBAR)and fibrinogen-albumin ratio(FAR)have been proven to be valuable prognostic factors in various cancers.AIM To detect the prognostic value of TBAR and FAR in ampullary adenocarcinoma(AC)patients who underwent curative pancreaticoduodenectomy.METHODS AC patients who underwent curative pancreaticoduodenectomy in the National Cancer Center of China between 1998 and 2020 were retrospectively reviewed.The prognostic cutoff values of TBAR and FAR were determined through the best survival separation model.Then,a novel prognostic score combining TBAR and FAR was calculated and validated through the logistic regression analysis and Cox regression analysis.RESULTS A total of 188 AC patients were enrolled in the current study.The best cutoff values of TBAR and FAR for predicting overall survival were 1.7943 and 0.1329,respectively.AC patients were divided into a TBAR-low group(score=0)vs a TBAR-high group(score=1)and a FAR-low group(score=0)vs a FAR-high group(score=1).The total score was calculated as a novel prognostic factor.Multivariable logistic regression analysis revealed that a high score was an independent protective factor for recurrence[score=1 vs score=0:Odds ratio(OR)=0.517,P=0.046;score=2 vs score=0 OR=0.236,P=0.038].In addition,multivariable survival analysis also demonstrated that a high score was an independent protective factor in AC patients(score=2 vs score=0:Hazard ratio=0.230,P=0.046).CONCLUSION A novel prognostic score based on preoperative TBAR and FAR has been demonstrated to have good predictive power in AC patients who underwent curative pancreaticoduodenectomy.However,more studies with larger samples are needed to validate this conclusion.展开更多
BACKGROUND Growing evidence shows that pancreatic tumors in different anatomical locations have different characteristics,which have a significant impact on prognosis.However,no study has reported the differences betw...BACKGROUND Growing evidence shows that pancreatic tumors in different anatomical locations have different characteristics,which have a significant impact on prognosis.However,no study has reported the differences between pancreatic mucinous adenocarcinoma(PMAC)in the head vs the body/tail of the pancreas.AIM To investigate the differences in survival and clinicopathological characteristics between PMAC in the head and body/tail of pancreas.METHODS A total of 2058 PMAC patients from the Surveillance,Epidemiology,and End Results database diagnosed between 1992 and 2017 were retrospectively reviewed.We divided the patients who met the inclusion criteria into pancreatic head group(PHG)and pancreatic body/tail group(PBTG).The relationship between two groups and risk of invasive factors was identified using logistic regression analysis.Kaplan-Meier analysis and Cox regression analysis were conducted to compare the overall survival(OS)and cancer-specific survival(CSS)of two patient groups.RESULTS In total,271 PMAC patients were included in the study.The 1-year,3-year,and 5-year OS rates of these patients were 51.6%,23.5%,and 13.6%,respectively.The 1-year,3-year,and 5-year CSS rates were 53.2%,26.2%,and 17.4%,respectively.The median OS of PHG patients was longer than that of PBTG patients(18 vs 7.5 mo,P<0.001).Compared to PHG patients,PBTG patients had a greater risk of metastases[odds ratio(OR)=2.747,95%confidence interval(CI):1.628-4.636,P<0.001]and higher staging(OR=3.204,95%CI:1.895-5.415,P<0.001).Survival analysis revealed that age<65 years,male sex,low grade(G1-G2),low stage,systemic therapy,and PMAC located at the pancreatic head led to longer OS and CSS(all P<0.05).The location of PMAC was an independent prognostic factor for CSS[hazard ratio(HR)=0.7,95%CI:0.52-0.94,P=0.017].Further analysis demonstrated that OS and CSS of PHG were significantly better than PBTG in advanced stage(stage III-IV).CONCLUSION Compared to the pancreatic body/tail,PMAC located in the pancreatic head has better survival and favorable clinicopathological characteristics.展开更多
基金supported by Hubei Province Key R&D Program Project,grant number 2020BCA090,2021BCA148,2022BCE010The Medical Scientific Research Foundation of Hubei Province,China,grant number No.JX6B23+1 种基金the Natural Science Foundation of Hubei Province,grant number 2018CFB630Open Foundation of the Hubei Key Laboratory of Edible Wild Plants Conservation and Utilization[EWPL202301].
文摘Pertussis is an acute and highly contagious respiratory disease caused by Bordetella pertussis(B.pertussis),which occurs in people of all ages and is most dangerous for young children,especially infants.The introduction of whole-cell pertussis vaccines(wPVs)in the 1950s dramatically reduced the incidence of pertussis worldwide[1].However,over the past two decades,many studies have reported the resurgence of pertussis in different countries[2].Epidemiological surveillance in Hubei Province over the last 3 years revealed a clear increasing trend in the incidence of pertussis during the coronavirus disease 2019(COVID-19)epidemic.
文摘阴道松弛综合征(vaginal laxity syndrome,VLS)属于盆底功能障碍性疾病,VLS是由于妊娠、分娩、长期腹压增高、细胞老化等多种原因引起盆底支持结构松弛、盆底结构缺陷,导致阴道口和阴道壁松弛的病症,严重者可以发展为盆腔器官脱垂(pelvic organ prolapsed,POP),为妇产科常见病和多发病,影响女性的生活质量。本文通过查阅古籍及临床文献,对该病古代中医和现代中医治疗方式,CO_(2)激光治疗、铒(Er):YAG激光治疗、射频、盆底肌训练(PFMT)和局部雌激素替代疗法等非手术治疗方法进行阐述。
文摘BACKGROUND The tumor microenvironment(TME)plays an important role in the growth and expansion of gastric cancer(GC).Studies have identified that CD93 is involved in abnormal tumor angiogenesis,which may be related to the regulation of the TME.AIM To determine the role of CD93 in GC.METHODS Transcriptomic data of GC was investigated in a cohort from The Cancer Genome Atlas.Additionally,RNA-seq data sets from Gene Expression Omnibus(GSE118916,GSE52138,GSE79973,GSE19826,and GSE84433)were applied to validate the results.We performed the immune infiltration analyses using ESTIMATE,CIBERSORT,and ssGSEA.Furthermore,weighted gene co-expression network analysis(WGCNA)was conducted to identify the immunerelated genes.RESULTS Compared to normal tissues,CD93 significantly enriched in tumor tissues(t=4.669,95%CI:0.342-0.863,P<0.001).Higher expression of CD93 was significantly associated with shorter overall survival(hazard ratio=1.62,95%CI:1.09-2.4,P=0.017),less proportion of CD8 T and activated natural killer cells in the TME(P<0.05),and lower tumor mutation burden(t=4.131,95%CI:0.721-0.256,P<0.001).Genes co-expressed with CD93 were mainly enriched in angiogenesis.Moreover,11 genes were identified with a strong relationship between CD93 and the immune microenvironment using WGCNA.CONCLUSION CD93 is a novel prognostic and diagnostic biomarker for GC,that is closely related to the immune infiltration in the TME.Although this retrospective study was a comprehensive analysis,the prospective cohort studies are preferred to further confirm these conclusions.
文摘BACKGROUND Both hepatoid adenocarcinoma of the stomach(HAS)and neuroendocrine differentiation(NED)are rare histological subtypes of gastric cancer with unique clinicopathological features and unfavorable outcomes.HAS with NED is even rarer.CASE SUMMARY Here,we report a 61-year-old man with HAS with NED,as detected by gastric wall thickening by positron emission tomography/computed tomography for a pulmonary nodule.Distal gastrectomy was performed,and pathological examination led to the diagnosis of HAS with NED.However,liver metastases occurred 6 mo later despite adjuvant chemotherapy,and the patient died 27 mo postoperatively.CONCLUSION We treated a patient with HAS with NED who underwent adjuvant chemotherapy after radical surgery and still developed liver metastases.We first report the detailed processes of the treatment and development of HAS with NED,providing an important reference for the clinical diagnosis and treatment of this condition.
文摘BACKGROUND The preoperative total bilirubin-albumin ratio(TBAR)and fibrinogen-albumin ratio(FAR)have been proven to be valuable prognostic factors in various cancers.AIM To detect the prognostic value of TBAR and FAR in ampullary adenocarcinoma(AC)patients who underwent curative pancreaticoduodenectomy.METHODS AC patients who underwent curative pancreaticoduodenectomy in the National Cancer Center of China between 1998 and 2020 were retrospectively reviewed.The prognostic cutoff values of TBAR and FAR were determined through the best survival separation model.Then,a novel prognostic score combining TBAR and FAR was calculated and validated through the logistic regression analysis and Cox regression analysis.RESULTS A total of 188 AC patients were enrolled in the current study.The best cutoff values of TBAR and FAR for predicting overall survival were 1.7943 and 0.1329,respectively.AC patients were divided into a TBAR-low group(score=0)vs a TBAR-high group(score=1)and a FAR-low group(score=0)vs a FAR-high group(score=1).The total score was calculated as a novel prognostic factor.Multivariable logistic regression analysis revealed that a high score was an independent protective factor for recurrence[score=1 vs score=0:Odds ratio(OR)=0.517,P=0.046;score=2 vs score=0 OR=0.236,P=0.038].In addition,multivariable survival analysis also demonstrated that a high score was an independent protective factor in AC patients(score=2 vs score=0:Hazard ratio=0.230,P=0.046).CONCLUSION A novel prognostic score based on preoperative TBAR and FAR has been demonstrated to have good predictive power in AC patients who underwent curative pancreaticoduodenectomy.However,more studies with larger samples are needed to validate this conclusion.
文摘BACKGROUND Growing evidence shows that pancreatic tumors in different anatomical locations have different characteristics,which have a significant impact on prognosis.However,no study has reported the differences between pancreatic mucinous adenocarcinoma(PMAC)in the head vs the body/tail of the pancreas.AIM To investigate the differences in survival and clinicopathological characteristics between PMAC in the head and body/tail of pancreas.METHODS A total of 2058 PMAC patients from the Surveillance,Epidemiology,and End Results database diagnosed between 1992 and 2017 were retrospectively reviewed.We divided the patients who met the inclusion criteria into pancreatic head group(PHG)and pancreatic body/tail group(PBTG).The relationship between two groups and risk of invasive factors was identified using logistic regression analysis.Kaplan-Meier analysis and Cox regression analysis were conducted to compare the overall survival(OS)and cancer-specific survival(CSS)of two patient groups.RESULTS In total,271 PMAC patients were included in the study.The 1-year,3-year,and 5-year OS rates of these patients were 51.6%,23.5%,and 13.6%,respectively.The 1-year,3-year,and 5-year CSS rates were 53.2%,26.2%,and 17.4%,respectively.The median OS of PHG patients was longer than that of PBTG patients(18 vs 7.5 mo,P<0.001).Compared to PHG patients,PBTG patients had a greater risk of metastases[odds ratio(OR)=2.747,95%confidence interval(CI):1.628-4.636,P<0.001]and higher staging(OR=3.204,95%CI:1.895-5.415,P<0.001).Survival analysis revealed that age<65 years,male sex,low grade(G1-G2),low stage,systemic therapy,and PMAC located at the pancreatic head led to longer OS and CSS(all P<0.05).The location of PMAC was an independent prognostic factor for CSS[hazard ratio(HR)=0.7,95%CI:0.52-0.94,P=0.017].Further analysis demonstrated that OS and CSS of PHG were significantly better than PBTG in advanced stage(stage III-IV).CONCLUSION Compared to the pancreatic body/tail,PMAC located in the pancreatic head has better survival and favorable clinicopathological characteristics.
