Publications by authors named "Loredana Nicoletti"

Background: The aim of this prospective, controlled study was to assess the 5-year follow-up of Laparoscopic Heller-Dor (LHD) in patients with esophago-gastric junction outflow obstruction (EGJOO), compared with achalasia patients (ACH). The management of EGJOO reflects the experience gained with esophageal achalasia, for which LHD has been proven to be an effective long-term treatment. Prospective long-term results of LHD in EGJOO patients are still lacking.

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Background: There is no consensus on the definition of failure after treatment in patients with achalasia. The Eckardt score is used to define clinical outcomes. However, objective metrics are lacking.

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Background: Most existing literature studies reported that laparoscopic fundoplication (LF) is safe in the setting of ineffective or weak peristalsis. However, the effect of the wrap on esophageal motility is still debated. This study aimed to assess how a functioning and effective fundoplication could affect esophageal motility in patients with gastroesophageal reflux disease (GERD).

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Background: In the last 3 decades, laparoscopic Heller myotomy (LHM) has represented the treatment of choice for esophageal achalasia, solving symptoms in most patients. Little is known about the fate of patients relapsing after LHM or their treatment. In this study, we aimed at evaluating the results of complementary pneumatic dilations (CPDs) after ineffective LHM.

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Background: The treatment of patients with end-stage achalasia with a sigmoid-shaped esophagus is particularly challenging. A modified technique (pull-down technique) has been developed to straighten the esophageal axis, but only a limited number of studies on this topic are available in the literature. This study aimed to compare the outcome of patients who underwent the pull-down technique with that of patients who had a classical laparoscopic Heller-Dor (CLHD) myotomy.

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Background: The pathophysiological and clinical value of performing High-Resolution Manometry (HRM) after laparoscopic fundoplication (LF) for gastroesophageal reflux disease (GERD) is still unclear and debated.

Objective: We sought to establish the HRM parameters indicative of functioning fundoplications, and whether HRM could distinguish them from tight or defective ones.

Methods: The study involved patients with GERD who underwent laparoscopic Nissen (LN) or Toupet (LT) fundoplication between 2010 and 2022.

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Background: The end-stage achalasia is a difficult condition to treat, for the esophageal diameter and conformation of the gullet, that may progress to a sigmoid shape. The aim of this study was to examine the outcome of Laparoscopic Heller-Dor in patients with end-stage achalasia, comparing them with patients who had mega-esophagus without a sigmoid shape.

Methods: From 1992 to 2020, patients with a diagnosis of sigmoid esophagus, or radiological stage IV achalasia (the SE group), and patients with a straight esophagus larger than 6 cm in diameter, or radiological stage III achalasia (the NSE group), were all treated with LHD.

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Background: The treatment of esophagogastric junction outflow obstruction (EGJOO) currently mirrors that of achalasia, but this is based on only a few studies on small case series. The aim of this prospective, controlled study was to assess the outcome of laparoscopic Heller-Dor (LHD) in patients with EGJOO, as compared with patients with esophageal achalasia.

Materials And Methods: Between 2016 and 2019, patients with manometric diagnosis of idiopathic EGJOO and patients with radiological stage I achalasia, both treated with LHD, were compared.

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Article Synopsis
  • Military personnel receive various vaccines, but few studies explore their simultaneous effects, prompting a study on four specific vaccines in two Italian military cohorts.
  • Among 180 participants, many had pre-existing antibodies to polio and unexpected levels for measles, mumps, and rubella before vaccination, while lower levels were identified for hepatitis A and influenza.
  • After nine months, high protective antibody levels were seen for all vaccines, with notable results showing no interference between the vaccines and a strong immune response overall.
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Objectives: To evaluate whether the increase of temperature can influence the environmental endurance of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2).

Methods: Virus was inoculated on a plastic surface and harvested at predefined time-points in parallel at 20°C-25°C (room temperature; RT) and at 28°C (June temperature; JT). Samples were tested by TCID titres on Vero cells.

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Introduction: Since 2003, strategic plans for the elimination of measles and congenital rubella have been adopted in the World Health Organization European Region. In Italy, a network of reference laboratories for measles and rubella (MoRoNet) has been recently implemented to ensure high-quality laboratory investigation for the confirmation of cases and outbreaks. Training among health care workers (HCWs) is one of the tasks of MoRoNet and an e-learning course was produced to improve the knowledge on international and national elimination plans and laboratory surveillance for measles and rubella.

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Introduction: In the WHO European Region, endemic transmission of measles and rubella had been interrupted by 37 and 42 of the 53 member states (MSs), respectively, by 2018. Sixteen MSs are still endemic for measles, 11 for rubella and nine for both diseases, the latter including Italy. Elimination is documented by each country's National Verification Committee (NVC) through an annual status update (ASU).

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Objective: Transoral diverticulostomy/septotomy has become a popular treatment for patients with Zenker diverticulum (ZD). To improve the results of transoral stapler-assisted septotomy, a modification of the technique has been introduced. In this study, we aimed to compare the final outcome of such a modified transoral septotomy (MTS) with the results of traditional transoral septotomy (TTS) in patients with ZD.

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Achalasia is currently classified in three manometric patterns. Pattern III is the least common pattern, and reportedly correlated with the worst outcome after all available treatments. We aimed to investigate the final outcome in pattern III achalasia patients after classic laparoscopic myotomy (CLM) as compared with a myotomy lengthened both downward and upward (long laparoscopic myotomy [LLM]).

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In 2017, Italy experienced one of the largest outbreaks of measles in recent years, with 5404 notified cases and 4347 confirmed cases. A further 2029 cases were notified during the first 6 months of 2018, and 1516 of them were laboratory-confirmed. The B3 and D8 genotypes were identified as those responsible for the outbreak.

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Background: The aim of this study was to assess the long-term outcome of laparoscopic Heller-Dor (LHD) myotomy to treat achalasia at a single high-volume institution in the past 25 years.

Methods: Patients undergoing LHD from 1992 to 2017 were prospectively registered in a dedicated database. Those who had already undergone surgical or endoscopic myotomy were ruled out.

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Background: It is currently unclear if the three manometric patterns of esophageal achalasia represent distinct entities or part of a disease continuum. The study's aims were: a) to test the hypothesis that the three patterns represent different stages in the evolution of achalasia; b) to investigate whether manometric patterns change after Laparoscopic-Heller-Dor (LHD).

Methods: We assessed the patients diagnosed with achalasia who underwent LHD as their first treatment from 1992 to 2016.

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A large measles outbreak has been ongoing in Milan and surrounding areas. From 1 March to 30 June 2017, 203 measles cases were laboratory-confirmed (108 sporadic cases and 95 related to 47 clusters). Phylogenetic analysis revealed the co-circulation of two different genotypes, D8 and B3.

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Background: During recent years, various mumps outbreaks have occurred among populations vaccinated for mumps worldwide. In Italy, improving routine coverage with two doses of measles, mumps and rubella (MMR) vaccine is one of the key strategies to eliminate measles and rubella. To monitor the effect of the vaccination programme on the population, the surveillance of these vaccine-preventable diseases has been implemented.

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The neurologic sequelae post-measles are less common than other complications measles-related and can lead to severe disability or death: primary measles encephalitis (PME), acute post-infectious measles encephalomyelitis (APME), measles inclusion body encephalitis (MIBE), and subacute sclerosing panencephalitis (SSPE). SSPE syndrome can affect people years from the acute measles virus infection, as result of the persistence of defective viral particles in brain cells. Clinical onset typically manifests with progressive intellectual deterioration, behavioral changes, and myoclonic jerks.

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In accordance with the goal of the World Health Organization Regional Office for Europe, the Italian National Measles and Rubella Elimination Plan aimed to interrupt indigenous measles transmission in Italy by the end of 2015. However, from 2013 to 2015, Italy experienced high measles burden with 4902 measles cases (49.3% laboratory-confirmed) reported to the enhanced measles surveillance system (cumulative incidence in the triennium reference period: 2.

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Background: Esophageal achalasia can be classified on the grounds of three distinct manometric patterns that correlate well with final outcome after laparoscopic Heller-Dor myotomy (LHM). No analytical data are available, however, on the postoperative picture and its possible correlation with final outcome. The aims of this study were: (a) to investigate whether manometric patterns change after LHM for achalasia; (b) to ascertain whether postoperative patterns and/or changes can predict final outcome; and (c) to test the hypothesis that the three known patterns represent different stages in the evolution of the disease.

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Background: The aims of the study were (a) to examine the final outcome in patients experiencing accidental mucosal perforation during laparoscopic Heller myotomy with Dor fundoplication (LHD) and (b) to evaluate whether perforation episodes might influence the way in which surgeons subsequently approached the LHD procedure.

Methods: We studied all consecutive patients that underwent LHD between 1992 and 2015. Patients were divided into two main groups: those who experienced an intraoperative mucosal perforation (group P) and those whose LHD was uneventful (group NP).

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