AIM:To assess the reliability and practical applicability of the widely used Alvarado,Eskelinen,Ohhmann and Raja Isteri Pengiran Anak Saleha Appendicitis(RIPASA)scoring systems in patients with suspected acute appendi...AIM:To assess the reliability and practical applicability of the widely used Alvarado,Eskelinen,Ohhmann and Raja Isteri Pengiran Anak Saleha Appendicitis(RIPASA)scoring systems in patients with suspected acute appendicitis.METHODS:Patients admitted to our tertiary center due to suspected acute appendicitis constituted the study group.Patients were divided into two groups.appendicitis group(Group A)consisted of patients who underwent appendectomy and were histopathologically diagnosed with acute appendicitis,and non-appendicitis group(Group N-A)consisted of patients who underwent negative appendectomy and were diagnosed with pathologies other than appendicitis and patients that were followed non-operatively.The operative findings for the patients,the additional analyses from follow up of the patients and the results of those analyses were recorded using the follow-up forms.RESULTS:One hundred and thirteen patients with suspected acute appendicitis were included in the study.Of the 113 patients(62 males,51 females),the mean age was 30.2±10.1(range 18-67)years.Of the 113patients,94 patients underwent surgery,while the rest were followed non-operatively.Of the 94 patients,77patients were histopathologically diagnosed with acute appendicitis.Our study showed a sensitivity level of81%for the Alvarado system when a cut-off value of 6.5was used,a sensitivity level of 83.1%for the Ohmann system when a cut-off value of 13.75 was used,a sensitivity level of 80.5%for the Eskelinen system when a cut-off value of 63.72 was used,and a sensitivity level of 83.1%for the RIPASA system when a cut-off value of 10.25 was used.CONCLUSION:The Ohmann and RIPASA scoring systems had the highest specificity for the diagnosis of acute appendicitis.展开更多
Objective:To investigate the length distribution,sex ratio,length-weight relationship,age and growth of Raja radula in the Gulf of Gabes.Methods:The age and growth characteristic of the rough skate(Raja radula)inhabit...Objective:To investigate the length distribution,sex ratio,length-weight relationship,age and growth of Raja radula in the Gulf of Gabes.Methods:The age and growth characteristic of the rough skate(Raja radula)inhabiting in the Gulf of Gabes(Central Mediterranean Sea)was determined.A total of 1250 specimens were sampled.According to the marginal increment band its growth was annual.Results:The growth parameters were derived by using the von-Bertalanffy method and were separately evaluated as follows:TL∞=97.2 cm,K=0.15 y^(-1),t_(o)=0.35,and W_(∞)=5.28 kg,and TL∞=76.4 cm,K=0.22 y^(-1),to=0.16,and W∞=3.77 kg,for females and males respetively.The maximum age was 12 years for females and 10 years for males.Conclusions:Results from this research will provide a starting point to develop a management plan for the rough skate in the Gulf of Gabes.Further investigations are necessary to quantify the impact of the existing regulations on the population dynamics and recruitment patterns of this species in the region.展开更多
[目的]探讨酶解法制备孔鳐鱼软骨抗氧化肽的最佳工艺。[方法]以孔鳐软骨为试验材料,以DPPH自由基清除率为考察指标,采用双酶复合法酶解制备抗氧化多肽,通过响应面分析优化为最佳酶解工艺参数。[结果]采用胰蛋白酶与碱性蛋白酶复配(1∶3...[目的]探讨酶解法制备孔鳐鱼软骨抗氧化肽的最佳工艺。[方法]以孔鳐软骨为试验材料,以DPPH自由基清除率为考察指标,采用双酶复合法酶解制备抗氧化多肽,通过响应面分析优化为最佳酶解工艺参数。[结果]采用胰蛋白酶与碱性蛋白酶复配(1∶3)组合制备酶解物的抗氧化性最好,酶解的最优工艺条件为:p H 8.5,加酶量6.25%,料液比2.1%,温度50.19℃,预测的DPPH自由基清除率为34.45%。[结论]通过响应面设计优化确定了孔鳐软骨抗氧化多肽的酶解工艺,为软骨鱼类高值化利用提供技术支持。展开更多
文摘AIM:To assess the reliability and practical applicability of the widely used Alvarado,Eskelinen,Ohhmann and Raja Isteri Pengiran Anak Saleha Appendicitis(RIPASA)scoring systems in patients with suspected acute appendicitis.METHODS:Patients admitted to our tertiary center due to suspected acute appendicitis constituted the study group.Patients were divided into two groups.appendicitis group(Group A)consisted of patients who underwent appendectomy and were histopathologically diagnosed with acute appendicitis,and non-appendicitis group(Group N-A)consisted of patients who underwent negative appendectomy and were diagnosed with pathologies other than appendicitis and patients that were followed non-operatively.The operative findings for the patients,the additional analyses from follow up of the patients and the results of those analyses were recorded using the follow-up forms.RESULTS:One hundred and thirteen patients with suspected acute appendicitis were included in the study.Of the 113 patients(62 males,51 females),the mean age was 30.2±10.1(range 18-67)years.Of the 113patients,94 patients underwent surgery,while the rest were followed non-operatively.Of the 94 patients,77patients were histopathologically diagnosed with acute appendicitis.Our study showed a sensitivity level of81%for the Alvarado system when a cut-off value of 6.5was used,a sensitivity level of 83.1%for the Ohmann system when a cut-off value of 13.75 was used,a sensitivity level of 80.5%for the Eskelinen system when a cut-off value of 63.72 was used,and a sensitivity level of 83.1%for the RIPASA system when a cut-off value of 10.25 was used.CONCLUSION:The Ohmann and RIPASA scoring systems had the highest specificity for the diagnosis of acute appendicitis.
基金Supported by the National Institute of Science and Technology of the Sea of Sfax(Tunisia).
文摘Objective:To investigate the length distribution,sex ratio,length-weight relationship,age and growth of Raja radula in the Gulf of Gabes.Methods:The age and growth characteristic of the rough skate(Raja radula)inhabiting in the Gulf of Gabes(Central Mediterranean Sea)was determined.A total of 1250 specimens were sampled.According to the marginal increment band its growth was annual.Results:The growth parameters were derived by using the von-Bertalanffy method and were separately evaluated as follows:TL∞=97.2 cm,K=0.15 y^(-1),t_(o)=0.35,and W_(∞)=5.28 kg,and TL∞=76.4 cm,K=0.22 y^(-1),to=0.16,and W∞=3.77 kg,for females and males respetively.The maximum age was 12 years for females and 10 years for males.Conclusions:Results from this research will provide a starting point to develop a management plan for the rough skate in the Gulf of Gabes.Further investigations are necessary to quantify the impact of the existing regulations on the population dynamics and recruitment patterns of this species in the region.
文摘[目的]探讨酶解法制备孔鳐鱼软骨抗氧化肽的最佳工艺。[方法]以孔鳐软骨为试验材料,以DPPH自由基清除率为考察指标,采用双酶复合法酶解制备抗氧化多肽,通过响应面分析优化为最佳酶解工艺参数。[结果]采用胰蛋白酶与碱性蛋白酶复配(1∶3)组合制备酶解物的抗氧化性最好,酶解的最优工艺条件为:p H 8.5,加酶量6.25%,料液比2.1%,温度50.19℃,预测的DPPH自由基清除率为34.45%。[结论]通过响应面设计优化确定了孔鳐软骨抗氧化多肽的酶解工艺,为软骨鱼类高值化利用提供技术支持。
