118 research outputs found

    Unlocking the Power of Late-Evening Snacks: Practical Ready-to-Prescribe Chart Menu for Patients with Cirrhosis

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    : The efficacy of the late-evening snack (LES) has been extensively studied due to the impact of the longest intermeal duration occurring at night in patients with cirrhosis. While actual clinical guidelines on nutrition in chronic liver disease recommend an LES, no specific nutritional compositions have been reported by the European Association for the Study of the Liver (EASL) and the European Society for Clinical Nutrition and Metabolism (ESPEN). Late-evening snacks vary greatly among studies, including natural foods and/or nutritional supplements, yet oral supplements still need to fully meet the LES's nutritional composition. In addition, many hepatologists need to gain experience in nutritional approaches and have access to registered dieticians who can help them manage patients with liver disease. Therefore, this review study aims to summarise evidence regarding using LESs and the mechanisms behind long starvation in patients with cirrhosis. It also provides a practical nutritional guide with several LES options based on common natural foods tailored to special patients' nutritional requirements and geographical backgrounds. In preventing accelerated starvation and related protein malnutrition and sarcopenia in patients with cirrhosis, the nutritional composition of LESs is essential. The proper and straightforward application of the LES's rational nutrition is an advantage to cirrhotic patients and should be carried out by healthcare professionals to enhance the overall liver function and nutritional status of patients with cirrhosis

    Aging with HIV vs. HIV Seroconversion at Older Age: A Diverse Population with Distinct Comorbidity Profiles

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    People aging with HIV might have different health conditions compared with people who seroconverted at older ages. The study objective was to assess the prevalence of, and risk factors for, individual co-morbidities and multimorbidity (MM) between HIV-positive patients with a longer duration of HIV infection, and patients who seroconverted at an older age. We compared estimates across both groups to a matched community-based cohort sampled from the general population

    Late presentation increases risk and costs of non-infectious comorbidities in people with HIV: An Italian cost impact study

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    Background: Late presentation (LP) at the time of HIV diagnosis is defined as presentation with AIDS whatever the CD4 cell count or with CD4 <350 cells/mm. The objective of our study was to assess the prevalence of non-infectious comorbidities (NICM) and multimorbidity among HIV-positive individuals with and without a history of LP (HIV + LP and HIV + EP, respectively), and compare them to matched HIV-negative control participants from a community-based cohort. The secondary objective was to provide estimates and determinants of direct cost of medical care in HIV patients. Methods: We performed a matched cohort study including HIV + LP and HIV + EP among people attending the Modena HIV Metabolic Clinic (MHMC) in 2014. HIV-positive participants were matched in a 1:3 ratio with HIV-negative participants from the CINECA ARNO database. Multimorbidity was defined as the concurrent presence of 652 NICM. Logistic regression models were constructed to evaluate associated predictors of NICM and multimorbidity. Results: We analyzed 452 HIV + LP and 73 HIV + EP participants in comparison to 1575 HIV-negative controls. The mean age was 46 \ub1 9 years, 27.5% were women. Prevalence of NICM and multimorbidity were fourfold higher in the HIV + LP compared to the general population (p < 0.001), while HIV + EP present an intermediate risk. LP was associated with increased total costs in all age strata, but appear particularly relevant in patients above 50 years of age, after adjusting for age, multimorbidity, and antiretroviral costs. Conclusions: LP with HIV infection is still very frequent in Italy, is associated with higher prevalence of NICM and multimorbidity, and contributes to higher total care costs. Encouraging early testing and access to care is still urgently needed

    Virtual Surgical Planning, 3D-Printing and Customized Bone Allograft for Acute Correction of Severe Genu Varum in Children

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    Complex deformities of lower limbs are frequent in children with genetic or metabolic skeletal disorders. Early correction is frequently required, but it is technically difficult and burdened by complications and recurrence. Herein, we described the case of a 7-year-old girl affected by severe bilateral genu varum due to spondyloepiphyseal dysplasia. The patient was treated by patient-specific osteotomies and customized structural wedge allograft using Virtual Surgical Planning (VSP) and 3D-printed patient-specific instrumentation (PSI). The entire process was performed through an in-hospital 3D-printing Point-of-Care (POC). VSP and 3D-printing applied to pediatric orthopedic surgery may allow personalization of corrective osteotomies and customization of structural allografts by using low-cost in-hospital POC. However, optimal and definitive alignment is rarely achieved in such severe deformities in growing skeleton through a single operation

    Klebsiella pneumoniae carrying multiple alleles of antigen 43-encoding gene of Escherichia coli associated with biofilm formation

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    A clinical strain of Klebsiella pneumoniae typed as sequence type 307 carrying three different alleles of the flu gene encoding the Escherichia coli virulence factor antigen 43 associated with biofilm formation was detected and characterized. The flu alleles are located in the chromosome inside putative integrative conjugative elements. The strain displays the phenotypes associated with Ag43, i.e. bi-phasic colony morphology and enhanced biofilm production. Furthermore, the strain produces low amount of capsule known to affect Ag43 function. Analysis of 1431 worldwide deposited genomes revealed that 3.7% Klebsiella pneumoniae carry one or two flu alleles

    Infective complications in patients undergoing surgical reconstruction with dermal matrix: the Modena experience

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    Background: Bioengineered skin dermal substitutes (SDS) represent a novel therapeutic opportunity for restoring damaged tissue1,2,3. Antimicrobial prophylaxis duration in such procedures has not been well established yet. The aim of the study was to evaluate the changing of infective complications following shortening of perioperative prophylaxis in patients undergoing surgical reconstruction with SDS. Material &amp; Methods: Infective complications at the site of SDS were compared in 2 groups: subjects undergoing surgical reconstruction between September 2014 and January 2016 (PERIOD A) who received a &gt;24H-antibiotic-prophylaxis, and between May 2016 and June 2017 (PERIOD B) who received a ≤24H-antibiotic-prophylaxis. Differences in the incidence of infection and pathogen prevalence were explored. Results: Between September 2014 and June 2017, 116 patients underwent a surgical reconstruction with a SDS. The mean age was 73-years, 77 were male (66.4%), 78 (67.2%) were positive for hypertension, 20 (17.2%) for diabetes mellitus, 16 (13.8%) for chronic renal impairment, 22 (19%) were smokers, and 45 (38.8%) had an ASA score ≥3. In the 94.8% (n=110) the reason of surgical intervention was a skin cancer. Surgical SDS reconstruction involved the scalp in 44 cases (37.9%), the face in 28 (24.1%), the chest in 11 (9.5%), the limbs in 33 (28.5%). Among 116 patients, 62 (53.4%) received &gt;24H-antibiotic and 54 (46.6%) ≤24H-antibiotic-prophylaxis. The average duration of prophylaxis in the 2 groups of patients was 6.6 days and 0.5 day, respectively. Overall incidence rate of infection was 20.7% (24/116). The most frequently isolated pathogen was S. aureus (41.6%), followed by P. aeruginosa (29.1%), P. mirabilis (8.3%), and E. faecalis (4.1%). Patients undergoing SDS reconstruction in limbs had higher infection rate in comparison with chest/head (33.3% and 15.6%, respectively; p=0.034). No differences in the infection rate were observed between the patients who received &gt;24H or ≤24H-antibiotic-prophylaxis (22.5% and 18.5%, respectively; p=0.590). The two groups resulted similar for gender, age, comorbidities, ASA score, and type of skin cancer. Discussion: As far as we know, this is the first study that compared two perioperative antibiotic prophylaxis regimes in patients undergoing SDS reconstruction. Comparing the two patient groups (≤24-hour and &gt;24-hour prophylaxis), no differences in the rate of infection were found. The result is very important: it shows that prolongation of prophylaxis in this type of surgical patients does not reduce the rate of infection. Shortening of antibiotic prophylaxis allowed to reduce of 6 days-per-patient the antibiotic exposure. It was surprising that only the reconstruction of the limbs, in comparison with other sites, was associated with a higher risk of infection (33.3 and 15.7 respectively). Nor the most critical patients (with an ASA score ≥3), nor patients undergoing major surgical reconstructions (surgical area &gt;60 cm2) resulted associated with a higher risk. Conclusion: Antibiotic prophylaxis reduction to 24 hours or less demonstrated to be beneficial to patients undergoing surgical reconstruction with SDS. Shortening of antibiotic prophylaxis did not increase infection rate, and it allowed a reduction of 6 days-per-patient the antibiotic exposure. Randomized and controlled trials, with greater population, could give a more accurate response on the duration of antibiotic prophylaxis in patients undergoing surgical SDS reconstruction

    Genetic determinants in a critical domain of ns5a correlate with hepatocellular carcinoma in cirrhotic patients infected with hcv genotype 1b

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    HCV is an important cause of hepatocellular carcinoma (HCC). HCV NS5A domain‐1 interacts with cellular proteins inducing pro‐oncogenic pathways. Thus, we explore genetic variations in NS5A domain‐1 and their association with HCC, by analyzing 188 NS5A sequences from HCV genotype‐1b infected DAA‐naïve cirrhotic patients: 34 with HCC and 154 without HCC. Specific NS5A mutations significantly correlate with HCC: S3T (8.8% vs. 1.3%, p = 0.01), T122M (8.8% vs. 0.0%, p &lt; 0.001), M133I (20.6% vs. 3.9%, p &lt; 0.001), and Q181E (11.8% vs. 0.6%, p &lt; 0.001). By multivariable analysis, the presence of &gt;1 of them independently correlates with HCC (OR (95%CI): 21.8 (5.7–82.3); p &lt; 0.001). Focusing on HCC‐group, the presence of these mutations correlates with higher viremia (median (IQR): 5.7 (5.4–6.2) log IU/mL vs. 5.3 (4.4–5.6) log IU/mL, p = 0.02) and lower ALT (35 (30–71) vs. 83 (48–108) U/L, p = 0.004), suggesting a role in enhancing viral fitness without affecting necroinflammation. Notably, these mutations reside in NS5A regions known to interact with cellular proteins crucial for cell‐cycle regulation (p53, p85‐PIK3, and β‐ catenin), and introduce additional phosphorylation sites, a phenomenon known to ameliorate NS5A interaction with cellular proteins. Overall, these results provide a focus for further investigations on molecular bases of HCV‐mediated oncogenesis. The role of these NS5A domain‐1 mutations in triggering pro‐oncogenic stimuli that can persist also despite achievement of sustained virological response deserves further investigation
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