Κυριακή 10 Ιουλίου 2022

Real‐life impact of tenofovir disoproxil fumarate and entecavir therapy on lipid profile, glucose and uric acid in chronic hepatitis B patients

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Abstract

Background & Aims

The impact of long-term nucleos(t)ide analogs treatment on host metabolism is a concern. Hence, we conducted this study to compare the effect of entecavir (ETV) and tenofovir disoproxil fumarate (TDF) on metabolic parameters among CHB patients.

Methods

In this real-life retrospective study, 2,030 CHB outpatients treated with ETV or TDF at Nanfang Hospital, China, were included. For treatment-naïve patients, pretreatment and semiannual metabolic parameters were collected. For treatment-experienced patients, metabolic parameters were collected at the first visit. Propensity score matching (PSM) was used to balance the effects of potential confounding factors.

Results

Among 122 treatment-naïve patients and 1908 treatment-experienced patients, ETV-treated patients were older with a higher percentage of metabolic syndrome. After PSM, the characteristics were comparable between the two groups. For treatment-naïve patients, fou r lipid parameters, including total cholesterol (TC), low-density lipoprotein (LDL), high-density lipoprotein and triglyceride levels showed a decreasing trend during the 42-month TDF treatment, while they remained relatively stable or increased during ETV treatment. At month 30, the levels of TC and LDL among TDF-treated patients were significantly lower than those among ETV-treated patients (TC: 4.7 vs. 3.9 mmol/L, p=0.004; LDL: 3.0 vs. 2.4 mmol/L, p=0.009). For treatment-experienced patients, we also observed lower levels of lipid parameters in patients with different durations of TDF treatment. The levels of glucose and uric acid were similar among ETV- and TDF-treated patients.

Conclusion

TDF has a lipid-lowering effect in CHB patients, which provides a basis for the selection of antiviral drugs for aging CHB patients.

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High Levels of C‐reactive protein‐to‐Albumin Ratio (CAR) Are Associated With a Poor Prognosis in Patients With Severe Fever With Thrombocytopenia Syndrome in early stage

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Abstract

Background

C-reactive protein-to-Albumin Ratio (CAR) can be used to assess the prognosis of various diseases. This study aimed to evaluate the relationship between CAR on the prognosis of patients with severe fever with thrombocytopenia syndrome (SFTS).

Methods

This study included 155 SFTS patients from the Public Health Clinical Center of Dalian from January to December 2021. They were divided into survival and deceased groups based on the clinical prognosis. The independent risk factors for poor prognosis of SFTS patients at an early stage were determined by Cox regression. The efficacy of CAR prediction was assessed by the receiver operating characteristic (ROC) curve.

Result

A total of 155 patients were included in this study, with an average age of 61.98±11.70 years, including 77 males and 65 females. The mortality rate of the patients enrolled in this study was 14.19%. Multivariate Cox regression indicated that CAR (HR=2.585, 95% CI 1.405 -4.753, p=0.002) could be an independent predictor for prognosis in SFTS patients at an early stage. CAR had an AUC of 0.781 (95% CI, 0.665-0.898, p=0.000), a cut-off value of 0.57, a sensitivity of 0.77, and a specificity of 0.80, with better predictive efficacy, compared to Neutrophil-to-Lymphocyte Ratio (NLR).

Conclusion

High levels of CAR are associated with poor prognosis in SFTS patients, and CAR can be used as an independent predictor for SFTS patients.

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A seroepidemiological study across age groups before and after the 2010–2011 mumps epidemic in Japan

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Abstract

In Japan, large-scale mumps epidemics recur every 4–6 years because of low vaccination coverage. This study aimed to describe the seroprevalence of mumps in the Japanese population and identify the age groups most affected. The prevalence of anti-mumps antibodies was evaluated based on 1000 serum samples obtained from the Japanese National Serum Reference Bank. These samples consisted of 50 sera for each of 10 different age groups, collected during 2007–2008 (pre-epidemic period) and 2012–2013 (post-epidemic period). Seropositivity was lowest in the 6–11 months subgroup (3% and 0% in pre- and post-epidemic periods, respectively) and highest in the 10–14 years group (66% and 72% in pre- and post-epidemic periods, respectively). A comparison of anti-mumps antibody prevalence throughout the two periods considered revealed a large rise seropositivity among the 2004–2008 birth cohort, using that of the 1–4 years group as representative in the pre-ep idemic period (from 22% in pre- to 58% in post-epidemic periods) (P=0.0002). These results indicate that most people likely gain antibodies to the mumps virus during their childhood, especially during the first epidemic that they experience after their second year of life. Therefore, children should be vaccinated against mumps soon after their first birthday for effective prevention.

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Deriving prognostic significance from a molecular subtype model of laryngeal carcinoma

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Abstract

Background

This study explored whether laryngeal carcinoma could be divided into different subtypes based on molecular differences using a molecular subtype-prediction model.

Methods

We extracted data from the Cancer Genome Atlas and Gene Expression Omnibus databases and then performed unsupervised cluster analysis to identify discrete molecular subtypes of laryngeal carcinoma. Significance analysis of microarrays was performed to detect differentially expressed genes for each subtype, and gene set enrichment analysis and the GenCliP3 software were used to label gene functions and identify key pathways.

Results

We categorized 126 patients into C1 and C2 molecular subtypes associated with pathologic grade. The C2 subtype appeared more aggressive, with a worse prognosis. The most significant enrichment pathway of the C2 subtype was the Hedgehog pathway, and GLI1 was a core gene.

Conclusions

Laryngeal carcinoma can be divided into two subtypes based on differences in molecular expression, which could identify key molecules associated with prognosis.

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Influence of supplement administration of omega‐3 on the subcutaneous tissue response of endodontic sealers in Wistar Rats

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Abstract

Aim

Natural substances such as omega-3 have been used in the medical field due to their numerous properties and, in particular, modulating effect on the systemic and local inflammatory processes. Thus, this study evaluated the influence of omega-3 supplementation on the subcutaneous tissue response of endodontic sealers in Wistar Rats.

Methodology

Polyethylene tubes were implanted in the subcutaneous tissue of 48 animals (one empty for control and three filled with Sealapex, AH Plus or Endofill). The animals were treated with omega-3 (TO) or water (TW). Treatments started 15 days before implantation until euthanasia. After 5, 15 and 30 days (n=8), animals were euthanized and polyethylene tubes and surrounding tissue were removed and processed for histological analysis. The inflammatory reaction was analysed by Haematoxylin and Eosin stain and immunolabeling for IL-6 and TNF-α. The collagen maturity was analysed by picrosirius red stain and calcium deposition by von Kossa stain and polarized light. Results were statistically analysed (p<0.05).

Results

Among TW sealers groups, Endofill evoked a more intense inflammatory infiltrate compared with AH Plus and control in the 30-day period (p=0.009). However, in TO sealers groups, there was no difference among the sealers and control in all periods (p>0.05). Comparing each sealer as a function of the supplementation with water or omega-3, there are differences for Endofill (p=0.001) and Sealapex (p=0.005) in the 30-day period, presenting lower inflammatory infiltrate in the animals treated with omega 3. A higher percentage of immature fibres was observed at 15 and 30 days in the TO group, compared with TW group (p<0.05). The deposition of calcium particles was observed only by Sealapex in all periods, despite the supplementation procedure.

Conclusions

Omega-3 supplementation influence the tissue reactions of endodontic sealers, modulating inflammation, the immunolabeling of IL-6 and TNF-α, the repair process and it does not interfere with calcium deposition.

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The efficacy and safety of combined administration of intravenous and intra‐articular tranexamic acid in total knee arthroplasty: An update meta‐analysis

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The efficacy and safety of combined administration of intravenous and intra-articular tranexamic acid in total knee arthroplasty: An update meta-analysis

Ten studies provided total blood loss data, seven of which used tourniquet and three of which did not use tourniquet. The pooled results showed that total blood loss in combined TXA group was significantly less than that in IV or IA TXA alone group.


Abstract

What is known and objective

This study was performed to compare the efficacy and safety of combined administration of intravenous (IV) and intra-articular (IA) tranexamic acid (TXA) with IV or IA TXA alone in total knee arthroplasty (TKA).

Methods

PubMed, Embase, Cochrane Library and Web of Science were searched for randomized controlled trials (RCTs) in July 2021. Total blood loss, transfusion rate, postoperative haemoglobin drop, drain output, deep venous thrombosis (DVT) and pulmonary embolism (PE) were pooled. Data were analyzed using Stata 14.0 software. The study protocol was registered with PROSPERO, number CRD42020186654.

Results

Ten RCTs involving 1306 patients were included. Combined TXA group provided lower total blood loss (SMD -0.47; 95% CI −0.64 to −0.30; p < 0.001), postoperative haemoglobin drop (SMD −0.47; 95% CI −0.60 to −0.33; p < 0.001) and drain output (SMD −0.50; 95% CI −0.71 to −0.29; p = 0.009) compared with IV or IA TXA alone group. No significant difference was found in terms of transfusion rate (OR 0.53; 95% CI 0.23 to 1.23; p = 0.137) and DVT (OR 0.55; 95% CI 0.18 to 1.68; p = 0.293). PE data was provided by all 10 studies, but PE only occurred in one patient in IV TXA alone group.

What is new and conclusion

Combined administration of IV and IA TXA was relatively more effective in reducing total blood loss, transfusion rate, postoperative haemoglobin drop, and drain output after TKA. TXA may not increase the risk of DVT/PE, but it also needs to be monitored in clinical application.

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Immediate curative effects of exercise therapy in patients with myalgia of the masticatory muscles

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Abstract

Background

Exercise therapy is occasionally considered as an initial treatment for temporomandibular disorders. However, pain can be exacerbated during exercise therapy.

Objective

To investigate the immediate curative effects of exercise therapy in patients with masticatory muscle myalgia.

Methods

Fifty-nine patients with masticatory muscle myalgia were included. Therapists performed exercise therapy (stretched the painful masseter and/or cervical muscles along the direction of muscle contraction) in 10 rounds of traction, each lasting 10 seconds. The patient's pain-free maximum mouth opening distance and degree of pain (VAS value) before and immediately after exercise therapy were compared using the Wilcoxon signed rank test. Mann-Whitney U test was used for the subgroup comparisons.

Results

Mouth opening increased from 41 (IQR 38–43) to 46 (IQR 43–48) mm, and pain alleviation from 48 (IQR 31–56) to 21 (IQR 10–56) immediately following exercise therapy (p < 0.001 for both). None of the patients experienced pain exacerbation or reduction in mouth opening post exercise. No difference in mouth opening distance changes according to sex, painful side, painful site, and therapist were observed (p > 0.05 for all). Pain reduction was greater in patients with unilateral pain (26, IQR 12–39) than those with bilateral (13, IQR 5–25) (p = 0.019). There were no differences in the change in the degree of pain according to sex, painful site, and therapist (p > 0.05 for all).

Conclusion

Exercise therapy immediately enlarged the mouth opening distance and reduced myalgia; therefore, it could be helpful in managing masticatory muscle myalgia.

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