Libyan Journal of Medicine最新文献

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Effects of inverse ratio ventilation combined with lung protective ventilation on pulmonary function in patients with severe burns for surgery. 反比通气联合肺保护性通气对重度烧伤手术患者肺功能的影响。
IF 2.4 4区 医学
Libyan Journal of Medicine Pub Date : 2020-12-01 DOI: 10.1080/19932820.2020.1767276
Yan-Chao Yang, Qiao Huai, Shu-Zhen Cui, Xiao-Wei Cao, Bu-Lang Gao
{"title":"Effects of inverse ratio ventilation combined with lung protective ventilation on pulmonary function in patients with severe burns for surgery.","authors":"Yan-Chao Yang,&nbsp;Qiao Huai,&nbsp;Shu-Zhen Cui,&nbsp;Xiao-Wei Cao,&nbsp;Bu-Lang Gao","doi":"10.1080/19932820.2020.1767276","DOIUrl":"https://doi.org/10.1080/19932820.2020.1767276","url":null,"abstract":"<p><strong>Objective: </strong>To investigate the effects of inverse ratio ventilation combined with lung-protective ventilation on pulmonary function and inflammatory factors in severe burn patients undergoing surgery. <b>Populations and Methods</b>: Eighty patients with severe burns undergoing elective surgery were divided randomly into two groups: control (CG, <i>n</i> = 40) and experiment (EG, <i>n</i> = 40). The CG had conventional ventilation, whereas the EG were ventilated with tidal volume (TV) of 6-8 ml/kg, I (inspiration): E (expiration) of 2:1, and positive end-expiratory pressure (PEEP) 5 cm H2O. The following variables were evaluated before (T0), 1 h after start of surgery (T1) and after surgery (T2): oxygenation index (OI), partial pressure of carbon dioxide (PaCO<sub>2</sub>), TV, peak airway pressure (Ppeak), mean airway pressure (Pmean), PEEP, pulmonary dynamic compliance (Cdyn), alveolar-arterial difference of oxygen partial pressure D(A-a)O<sub>2</sub>, lactic acid (Lac), interleukin (IL)-6 and IL-10, and lung complications. <b>Results</b>: At T1 and T2 time points, the OI, Pmean and Cdyn were significantly greater in the EG than in the CG while the TV, Ppeak, D(A-a)O<sub>2</sub>, IL-6 and IL-10 were significantly smaller in the EG than in the CG. At the end of the surgery, the Lac was significantly smaller in the EG than in the CG (1.28 ± 0.19 vs. 1.40 ± 0.23 mmol/L). Twenty-four hours after the surgery, significantly more patients had hypoxemia (27.5 vs. 10.0%), increased expectoration (45.0 vs. 22.5%), increased lung texture or exudation (37.5 vs. 17.5%) in the CG than in the EG. <b>Conclusions</b>: Inverse ratio ventilation combined with lung-protective ventilation can reduce Ppeak, increase Pmean and Cdyn, improve the pulmonary oxygenation function, and decrease ILs in severe burn surgery patients.</p>","PeriodicalId":49910,"journal":{"name":"Libyan Journal of Medicine","volume":"15 1","pages":"1767276"},"PeriodicalIF":2.4,"publicationDate":"2020-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1080/19932820.2020.1767276","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"37963463","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Trends and health burden of hospitalized acute respiratory infections and impact of Haemophilus influenza immunization in a Tunisian university hospital: a twelve-year study. 突尼斯一所大学医院住院急性呼吸道感染的趋势和健康负担以及流感嗜血杆菌免疫接种的影响:一项为期 12 年的研究。
IF 2.4 4区 医学
Libyan Journal of Medicine Pub Date : 2020-12-01 DOI: 10.1080/19932820.2020.1783048
Manel Ben Fredj, Wafa Dhouib, Meriem Kacem, Cyrine Bennasrallah, Ons Mehrez, Hela Abroug, Imen Zemni, Aicha Gardabou, Koubaa Jamel, Slaheddine Chouchene, Naceur Rouatbi, Asma Belguith Sriha
{"title":"Trends and health burden of hospitalized acute respiratory infections and impact of Haemophilus influenza immunization in a Tunisian university hospital: a twelve-year study.","authors":"Manel Ben Fredj, Wafa Dhouib, Meriem Kacem, Cyrine Bennasrallah, Ons Mehrez, Hela Abroug, Imen Zemni, Aicha Gardabou, Koubaa Jamel, Slaheddine Chouchene, Naceur Rouatbi, Asma Belguith Sriha","doi":"10.1080/19932820.2020.1783048","DOIUrl":"10.1080/19932820.2020.1783048","url":null,"abstract":"<p><strong>Background: </strong>We aimed to describe the episodes and trends of admissions for community-acquired Respiratory Infections (RI) over a 12-year period and to assess the impact of Haemophilus influenza type b (Hib) vaccine on RI admissions in children aged up to 3 years.</p><p><strong>Methods: </strong>We conducted a twelve-year retrospective observational study on all community-acquired RI admitted to Fattouma Bourguiba Hospital in Monastir Governorate (Tunisia) from 1 January 2002 to 31 December 2013. RI cases were selected from the Regional Registry of Hospital Morbidity. Data were coded according to ICD-10. To assess the impact of the Hib vaccine, three cohorts were defined based on vaccine status (unvaccinated cohort, first vaccinated cohort (VC) by monovalent form and second VC by pentavalent combination).</p><p><strong>Results: </strong>Admissions for RI represented 17.6% (CI95%: 17.3-18.1) of all communicable diseases hospitalizations (n = 6 061/34 289). The crude incidence rates (CIR) per 100,000 inh were 24.2 for upper RI (URI) and 77.5 and for Lower RI (LRI) (p < 0.0001). Pneumonias represented 53.9% of LRI. Sex-ratio (male/female) was 1.12 for URI and 1.64 for LRI (p < 0.0001). At admission, the median age was 22 years (IQR: 3-52). Admission for Pneumonia increased significantly during study period (slope 'b' = 5.16; p < 0.0001) especially in children up to 5 years old (slope 'b' = 5.53) and in elderly (slope 'b' = 2.13). Among children up to 3 years old, the CIRs per 100,000 for Hib pneumonia admission were 11.6 in Non-Vaccinated Cohort (NVC), 10.6 in Vaccinated Cohort (VC) by protocol 1 (Hib Vaccine monovalent) and 0.80 in VC by protocol 2 (pentavalent vaccine combination).The relative risk reduction was 99% for protocol 2 (p < 0.001).</p><p><strong>Conclusion: </strong>Admissions for RI in a  tertiary level hospital were common with an increasing trend. The Hib immunization program, in particular the pentavalent combination, has had a positive impact on the reduction of related acute diseases.</p>","PeriodicalId":49910,"journal":{"name":"Libyan Journal of Medicine","volume":"15 1","pages":"1783048"},"PeriodicalIF":2.4,"publicationDate":"2020-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/9a/cb/ZLJM_15_1783048.PMC7482779.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38061092","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A survey of chronic pain in China. 中国慢性疼痛调查。
IF 2.4 4区 医学
Libyan Journal of Medicine Pub Date : 2020-12-01 DOI: 10.1080/19932820.2020.1730550
Zheng Yongjun, Zhang Tingjie, Yang Xiaoqiu, Feng Zhiying, Qiu Feng, Xin Guangke, Liu Jinfeng, Nie Fachuan, Jin Xiaohong, Liu Yanqing
{"title":"A survey of chronic pain in China.","authors":"Zheng Yongjun,&nbsp;Zhang Tingjie,&nbsp;Yang Xiaoqiu,&nbsp;Feng Zhiying,&nbsp;Qiu Feng,&nbsp;Xin Guangke,&nbsp;Liu Jinfeng,&nbsp;Nie Fachuan,&nbsp;Jin Xiaohong,&nbsp;Liu Yanqing","doi":"10.1080/19932820.2020.1730550","DOIUrl":"https://doi.org/10.1080/19932820.2020.1730550","url":null,"abstract":"<p><p>There is an extensive body of research about chronic pain and treatment in developed countries. In contrast there is a lack of research on this topic in developing countries including China. This study was aimed to estimate the prevalence of chronic pain in different regions of China. Data on pain and its treatment were collected from 9357 participants using questionnaires and telephone-based interviews, from 31 regions of China. Gathered data were then coded into electronic data acquisition system and descriptive and inferential statistical analysis was performed. Out of 9298 participants, the ratio of chronic pain was 31.54% with the proportion of male having chronic pain (33.86%) was higher than that of female (29.53%). The average age of participants with pain (45.02 ± 15.07 years) was higher than free-pain participants (36.19 ± 11.12 years). There were also significant differences between groups in occupation, education levels, and illness history. Proportion of patients with pain duration of 1 year was 12.104%, between 1 and 5 years was 60%, and over 10 years was 10.74%. There were 63.9% of patients with moderate pain and 36.1% with severe pain. About 43.042% of patients thought that pain resulted in sleep disorder, 38.99% thought that it causes anxiety, and about 33% thought depression and irritable bowel was the result of their pain. For the chronic pain, more than half of patients used naprapathy, cupping, and other physical therapies. Up to 2016, the ratio of pain incidence was over 30% in China. The location of pain was focused on back and upper limb. There has been a lack of proper treatment. Patients with pain had obvious economic burden, and their quality of life and psychology were significantly affected.</p>","PeriodicalId":49910,"journal":{"name":"Libyan Journal of Medicine","volume":"15 1","pages":"1730550"},"PeriodicalIF":2.4,"publicationDate":"2020-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1080/19932820.2020.1730550","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"37651063","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 42
Influence and safety of electronic apex locators in patients with cardiovascular implantable electronic devices: a systematic review. 电子心尖定位器对心血管植入式电子设备患者的影响和安全性:系统综述。
IF 1.8 4区 医学
Libyan Journal of Medicine Pub Date : 2019-12-01 DOI: 10.1080/19932820.2018.1547071
Mothanna K AlRahabi, Hani M Ghabbani
{"title":"Influence and safety of electronic apex locators in patients with cardiovascular implantable electronic devices: a systematic review.","authors":"Mothanna K AlRahabi, Hani M Ghabbani","doi":"10.1080/19932820.2018.1547071","DOIUrl":"10.1080/19932820.2018.1547071","url":null,"abstract":"<p><p>The widespread use of cardiovascular implantable electronic devices has increased concerns regarding using electronic apex locators in patients with these devices. This systematic review investigated the effects and safety of using electronic apex locators in patients with cardiovascular implantable electronic devices.</p><p><strong>Methods: </strong>An electronic search in the Cochrane Library, PubMed (MEDLINE), ScienceDirect, and Scientific Electronic Library Online (Scielo) databases for relevant articles published between December 2000 and December 2018 was performed. The search strategy centered on terms related to electronic apex locators use during root canal treatment in patients with cardiovascular implantable electronic devices.</p><p><strong>Results: </strong>Seven studies (five in vitro and two in vivo) fulfilled the inclusion criteria for this review. It was found that electronic apex locators can be used safely in patients with cardiovascular implantable electronic devices, when general precautions are followed.</p><p><strong>Conclusions: </strong>Although the present review suggests that electronic apex locators can be used safely in patients with implantable cardioverter defibrillators, consultation with patients' cardiologists remains advisable.</p>","PeriodicalId":49910,"journal":{"name":"Libyan Journal of Medicine","volume":"14 1","pages":"1547071"},"PeriodicalIF":1.8,"publicationDate":"2019-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/7a/c4/zljm-14-1547071.PMC6249593.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"36700322","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Validation of the Arabic and Tunisian Arabic version of the KINDL questionnaires for children with diabetes type 1. 1型糖尿病儿童KINDL问卷阿拉伯语和突尼斯阿拉伯语版本的验证
IF 2.4 4区 医学
Libyan Journal of Medicine Pub Date : 2019-12-01 DOI: 10.1080/19932820.2018.1537457
Leïla Essaddam, Asma Ben Mansour, Arwa Ben Amor, Ulribe Ravens-Sieberer, Toni Maria Klein, Saayda Ben Becher
{"title":"Validation of the Arabic and Tunisian Arabic version of the KINDL questionnaires for children with diabetes type 1.","authors":"Leïla Essaddam,&nbsp;Asma Ben Mansour,&nbsp;Arwa Ben Amor,&nbsp;Ulribe Ravens-Sieberer,&nbsp;Toni Maria Klein,&nbsp;Saayda Ben Becher","doi":"10.1080/19932820.2018.1537457","DOIUrl":"https://doi.org/10.1080/19932820.2018.1537457","url":null,"abstract":"<p><strong>Aim: </strong>We aimed to validate the Arabic and Tunisian Arabic versions of diabetes- specific quality of life (QOL) instrument KINDL-R Diabetes Module for Tunisian children population with type 1 diabetes.</p><p><strong>Patients and methods: </strong>This a cross-sectional study to validate Arabic and Tunisian KINDL QOL instrument that we translate in literary and dialectal Arabic. Both forward and backward translations from the German version of KINDL QOL into Arabic version were performed. Our project received a GPED grant in August 2014. After the face validity of the Arabic version was established, it was then pilot-tested. Finally, the validity and reliability of the final version of the Arabic KINDL questionnaire were evaluated.</p><p><strong>Results: </strong>The KINDL-R Diabetes Module (DM) questionnaire of QOL was given to 212 persons : 108 children (aged 3-17 years) with T1DM and 104 parents. The Cronbach's alpha coefficients of the overall items and the main domains was about 0.7. The mean total score of the KINDL-R DM was 69,56  ± 14,01 in children aged 7-13 years, 59.93± 15.17 in children aged 13-17 years and 56.6± 9.9 in parents (higher scores indicate better QOL). The parents reported lower diabetes-specific HRQOL than the children themselves (p < 0.01).Emotional score was correlated to environment (p = 0,03). Self-esteem was reported to environment (p = 0,02) and mother's instruction level's (p = 0,014).</p><p><strong>Conclusions: </strong>The KINDL-R Diabetes Module (DM) of QOL in literary and dialectal Arabic have sufficient acceptability, reliability and validity so as to be used for the purposes of a comparative in Tunisian and Arabic populations.</p>","PeriodicalId":49910,"journal":{"name":"Libyan Journal of Medicine","volume":"14 1","pages":"1537457"},"PeriodicalIF":2.4,"publicationDate":"2019-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1080/19932820.2018.1537457","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"36770036","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Comparison of luteal phase ovulation induction and ultra-short gonadotropin-releasing hormone agonist protocols in older patients undergoing in vitro fertilization. 老年体外受精患者黄体期促排卵与超短促性腺激素释放激素激动剂方案的比较。
IF 2.4 4区 医学
Libyan Journal of Medicine Pub Date : 2019-12-01 DOI: 10.1080/19932820.2019.1597327
Tianqi Wang, Zhengao Sun, June Ping Lim, Yi Yu
{"title":"Comparison of luteal phase ovulation induction and ultra-short gonadotropin-releasing hormone agonist protocols in older patients undergoing in vitro fertilization.","authors":"Tianqi Wang,&nbsp;Zhengao Sun,&nbsp;June Ping Lim,&nbsp;Yi Yu","doi":"10.1080/19932820.2019.1597327","DOIUrl":"https://doi.org/10.1080/19932820.2019.1597327","url":null,"abstract":"<p><p>Many undergoing in vitro fertilization-embryo transfer (IVF-ET) procedures treatments have been tried for older infertile patients, but still can not reverse the aging effect on oocyte, and infertility treatment is expensive, even for people in developed countries. The study aimed to compare outcomes following the application of luteal phase ovulation induction (LPOI) and ultra-short gonadotropin-releasing hormone agonist (GnRH-a) protocols in patients aged more than 40 years undergoing IVF-ET and to examine the effectiveness and feasibility of LPOI. A total of 266 IVF-ET cycles in 155 patients aged 40 years and over were retrospectively analyzed. Of these patients, 105 underwent the ultra-short GnRH-a protocol (GnRH-a group) and 50 underwent LPOI (LPOI group). Various clinical outcomes were compared between these two groups using either t-tests or the chi-square test. The study showed patients in the LPOI group required a higher dosage of human menopausal gonadotropin and a lower dosage of recombinant follicle stimulating hormone than those in the GnRH-a group. Furthermore, though the total dosage of gonadotropin was higher in the LPOI, its cost was lower. Finally, fertilization rates were higher and high-quality embryo rates were lower in the LPOI group, and the live birth rate of LPOI group is higher than (GnRH-a group) . These between-group differences were all significant (P < 0.05). Compared with the ultra-short GnRH-a protocol, LPOI may enable higher 2-pronuclear embryo fertilization rates and lower gonadotropin costs to be achieved, indicating that LPOI might be an ideal choice for older patients undergoing IVF-ET.</p>","PeriodicalId":49910,"journal":{"name":"Libyan Journal of Medicine","volume":"14 1","pages":"1597327"},"PeriodicalIF":2.4,"publicationDate":"2019-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1080/19932820.2019.1597327","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"37109686","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Vitamin D and cardio-metabolic biomarkers: small-scale comparative study between Libyan migrants and resident women in Serbia. 维生素D和心脏代谢生物标志物:利比亚移民和塞尔维亚居民妇女的小规模比较研究。
IF 2.4 4区 医学
Libyan Journal of Medicine Pub Date : 2019-12-01 DOI: 10.1080/19932820.2019.1622364
Nevena Vidovic, Fathia Faid, Ana Pantovic, Marina Nikolic, Jasmina Debeljak-Martacic, Milica Zekovic, Jelena Milesevic, Mustafa Mohamed Drah, Manja Zec
{"title":"Vitamin D and cardio-metabolic biomarkers: small-scale comparative study between Libyan migrants and resident women in Serbia.","authors":"Nevena Vidovic,&nbsp;Fathia Faid,&nbsp;Ana Pantovic,&nbsp;Marina Nikolic,&nbsp;Jasmina Debeljak-Martacic,&nbsp;Milica Zekovic,&nbsp;Jelena Milesevic,&nbsp;Mustafa Mohamed Drah,&nbsp;Manja Zec","doi":"10.1080/19932820.2019.1622364","DOIUrl":"https://doi.org/10.1080/19932820.2019.1622364","url":null,"abstract":"<p><p>Libyan women are at high risk of vitamin D deficiency, mostly due to their lifestyle and low exposure to sun. In the last decades, Libyan residents have been forced to seek refuge in countries such as Serbia, a country with high incidence of cardio-metabolic diseases. Serbian residents tend to be deficient in vitamin D, mostly due to the lack of vitamin D fortification policy. The aim of this study was to evaluate vitamin D status in Libyan adult women migrating to Serbia, with the assessment of cardio-metabolic and nutritional biomarkers, including erythrocytes fatty acid composition, magnesium concentration, and dietary intake. The same markers were measured in Serbian women, and comparisons between the groups were made. Despite low vitamin D dietary intake in both study groups, we observed lower plasma vitamin D status in Libyan women. This was accompanied by a significantly lower concentration of magnesium in Libyan women. Libyan women had significantly higher omega-3 index and lower n-6/n-3 ratio in erythrocytes' phospholipids. We observed significant negative correlation between vitamin D and n-6 polyunsaturated fatty acids (PUFA) concentrations in both study groups. Despite lower vitamin D status in the Libyan group, erythrocyte fatty acid composition, along with blood lipids' concentrations, indicated a lower cardiovascular risk. Based on our results, the discrepancy in the vitamin D status could not be ascribed to the participants' dietary intake of the micronutrient, rather is potentially associated with ethnic-specific cardio-metabolic profile, which should be confirmed in larger cohorts.</p>","PeriodicalId":49910,"journal":{"name":"Libyan Journal of Medicine","volume":"14 1","pages":"1622364"},"PeriodicalIF":2.4,"publicationDate":"2019-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1080/19932820.2019.1622364","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"37292526","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Impediment of selenite-induced cataract in rats by combinatorial drug laden liposomal preparation. 复合载药脂质体制剂对亚硒酸盐致大鼠白内障的抑制作用。
IF 2.4 4区 医学
Libyan Journal of Medicine Pub Date : 2019-12-01 DOI: 10.1080/19932820.2018.1548252
Caixuan Huang, Cairui Li, Paerheti Muhemaitia
{"title":"Impediment of selenite-induced cataract in rats by combinatorial drug laden liposomal preparation.","authors":"Caixuan Huang,&nbsp;Cairui Li,&nbsp;Paerheti Muhemaitia","doi":"10.1080/19932820.2018.1548252","DOIUrl":"https://doi.org/10.1080/19932820.2018.1548252","url":null,"abstract":"<p><p>Cataract is the leading cause of blindness globally with surgery being the only form of treatment. But cataract surgery is accompanied by complications, chiefly intra-ocular infections. Hence, preventive nanoformulations may be extremely beneficial. In the present study, novel chitosan-coated liposomal formulations encapsulating a combination of drugs, lanosterol and hesperetin were prepared and characterized. The combinatorial liposomes were prepared by thin film evaporation active extrusion method. The characterization of liposomes was done by transmission electron microscopy, zeta potential, encapsulation efficiency, stability, cytotoxicity and in vitro release studies. The main difference between the chitosan-coated and uncoated combinatorial liposomes is the release of drugs as indicated by the in vitro release studies. The slow and sustained release of the drugs from chitosan-coated ones as against the burst release from uncoated indicates an increased retention time for combinatorial drugs in cornea. This leads to a delay in progression of cataract as seen from in vivo studies. Cytotoxicity studies indicate no cell toxicity of the coating of chitosan or the combination of drugs. Stability studies indicate that there were almost no changes in size, zeta potential and polydispersity index values of the combinatorial liposomes upon storage at room temperature for 60 days. Another important study is the estimation of antioxidant defense system. The estimated values of glutathione reductase, malondialdehyde and chief antioxidant enzymes point toward an upregulation of antioxidant defense system. From the results, it may be concluded that novel chitosan-coated combinatorial liposomes are effective in delaying or preventing of cataract.</p>","PeriodicalId":49910,"journal":{"name":"Libyan Journal of Medicine","volume":"14 1","pages":"1548252"},"PeriodicalIF":2.4,"publicationDate":"2019-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1080/19932820.2018.1548252","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"36692393","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 14
Prevalence of Her3 in gastric cancer and its association with molecular prognostic markers: a Saudi cohort based study. 胃癌中Her3的患病率及其与分子预后标志物的关系:一项基于沙特队列的研究
IF 2.4 4区 医学
Libyan Journal of Medicine Pub Date : 2019-12-01 DOI: 10.1080/19932820.2019.1574532
Ayesha Ahmed
{"title":"Prevalence of Her3 in gastric cancer and its association with molecular prognostic markers: a Saudi cohort based study.","authors":"Ayesha Ahmed","doi":"10.1080/19932820.2019.1574532","DOIUrl":"https://doi.org/10.1080/19932820.2019.1574532","url":null,"abstract":"<p><p>Her 3 is a member of epidermal growth factor receptors. Mutated, oncogenic Her3 is reported in gastric and colonic cancers with emerging evidence that Her3 can be a potential target for molecular therapies. There is a paucity of studies regarding Her3 and its prognostic implications in gastric cancer in our region. In this study, we evaluated prevalence of Her3 in gastric cancer, in a Saudi cohort of cases, along with its association with prognostic markers p53 and Ki-67. The study was conducted in Department of Pathology of King Fahd Hospital of Imam Abdulrahman Bin Faisal University, Dammam, KSA. Fifty cases of gastric carcinoma were selected from the pathology files that fulfilled the inclusion criteria. Clinico-pathological parameters, Laurens histological classification, and immunohistochemical staining for Her3, p53, and Ki-67 were done. Her 3 positive cases were also evaluated for Her-2neu co-expression. Her3 positivity was seen in 16% (n = 8) out of a total of 50 cases. The median age of presentation was 44 years. Within Her3 positive cases, a female preponderance of 63% (n = 5), presence of high grade tumors in 75% (n = 6), diffuse gastric carcinoma in 63% (n = 5), diffuse to focal p53 positivity in 63% (n = 5), and a high to moderate Ki-67 proliferation index in 75% (n = 6) of cases was seen. Her3 expression was independent of Her-2neu status. Her3 prevalence of 16% with a median age of 44 years at presentation was less than in other reported studies, highlighting the concept of ethnic and regional variation in tumor characteristics. Her3 association with diffuse gastric carcinoma, high grade tumors, diffuse to focal p53 positivity and high to moderate Ki-67 proliferation index points towards a more aggressive clinical behavior.</p>","PeriodicalId":49910,"journal":{"name":"Libyan Journal of Medicine","volume":"14 1","pages":"1574532"},"PeriodicalIF":2.4,"publicationDate":"2019-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1080/19932820.2019.1574532","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"37092907","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
Comparison of the effects of modified constraint-induced movement therapy and intensive conventional therapy with a botulinum-a toxin injection on upper limb motor function recovery in patients with stroke. 改良约束诱导运动疗法和注射肉毒杆菌毒素的强化常规疗法对脑卒中患者上肢运动功能恢复的影响比较。
IF 2.4 4区 医学
Libyan Journal of Medicine Pub Date : 2019-12-01 DOI: 10.1080/19932820.2019.1609304
Mohammad Nasb, Zhenlan Li, Ahmed S A Youssef, Lamis Dayoub, Hong Chen
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引用次数: 18
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