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Simon Tiberi

Simon Tiberi
GlaxoSmithKline | GSK · Department of Drug Discovery Unit for Diseases of the Developing World

MD FRCP

About

250
Publications
62,153
Reads
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8,681
Citations
Citations since 2017
185 Research Items
8232 Citations
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Introduction
Honorary Consultant in Infectious Diseases at the Department of Infection, Barts Health NHS Trust. Research in general Infectious Diseases with a focus on TB, Mycobacteria, respiratory infections and antimicrobials.
Additional affiliations
December 2019 - December 2023
Queen Mary, University of London
Position
  • Lecturer
May 2014 - April 2022
Barts Health NHS Trust
Position
  • Infectious Diseases Consultant
April 2013 - May 2014
Imperial College Healthcare NHS Trust
Position
  • Locum Consultant - Infectious Diseases
Education
September 2005 - November 2009
Università Vita-Salute San Raffaele
Field of study
  • Infectious Diseases

Publications

Publications (250)
Article
Literature Highlights is a digest of notable papers recently published in the leading respiratory journals, allowing our readers to stay up-to-date with research advances. Coverage includes the latest Global Asthma Report; clinical trials of a new BCG vaccine; biomarkers for TB infection vs. active TB; different linezolid doses and durations in a s...
Article
Full-text available
As SARS-CoV-2 infections continue to cause hospital admissions around the world, there is a continued need to accurately assess those at highest risk of death to guide resource use and clinical management. The ISARIC 4C mortality score provides mortality risk prediction at admission to hospital based on demographic and physiological parameters. Her...
Article
Literature Highlights is a digest of notable papers recently published in the leading respiratory journals, allowing our readers to stay up-to-date with research advances. This month we include coverage on use of monoclonal antibodies for prevention of COVID-19, acoustic epidemiology and cough assessment; immunotherapeutic interventions for viral a...
Article
Full-text available
Objectives To evaluate the access to comprehensive diagnostics and novel anti-tuberculosis medicines in European countries. Methods We investigated access to genotypic and phenotypic M. tuberculosis drug susceptibility testing, availability of anti-tuberculosis drugs and calculated cost of drugs and treatment regimens at major tuberculosis treatme...
Article
BACKGROUND: The aim of these clinical standards is to provide guidance on 'best practice´ for diagnosis, treatment and management of drug-susceptible pulmonary TB (PTB).METHODS: A panel of 54 global experts in the field of TB care, public health, microbiology, and pharmacology were identified; 46 participated in a Delphi process. A 5-point Likert s...
Article
Introduction No previous systematic reviews have comprehensively investigated the features of Xpert MTB/XDR and other rapid tests to diagnose pre-XDR/XDR-TB. The aim of this systematic review is to assess existing rapid diagnostics for pre-XDR/XDR-TB from a point-of-care perspective and describe their technical characteristics (i.e., sensitivity, s...
Article
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BACKGROUND: Optimal drug dosing is important to ensure adequate response to treatment, prevent development of drug resistance and reduce drug toxicity. The aim of these clinical standards is to provide guidance on 'best practice´ for dosing and management of TB drugs.METHODS: A panel of 57 global experts in the fields of microbiology, pharmacology...
Article
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Currently, tuberculosis (TB) and COVID-19 account for substantial morbidity and mortality worldwide, not only during their acute phase, but also because of their sequelae. This scoping review aims to describe the specific aspects of post-TB and post-COVID (long-COVID-19) sequelae, and the implications for post-disease follow-up and rehabilitation.I...
Article
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Pulmonary disease caused by non-tuberculous mycobacteria (NTM-PD) can be a complex condition for health care providers to manage, and delayed diagnosis and treatment failure are common. Here we present three case studies that illustrate key challenges in the diagnosis and treatment of NTM-PD, and provide guidance on these issues. In addition, we ma...
Article
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The objective of this study was to describe country-specific lockdown measures and tuberculosis indicators collected during the first year of the COVID-19 pandemic. Data on lockdown/social restrictions (compulsory face masks and hand hygiene; international and local travel restrictions; restrictions to family visits, and school closures) were colle...
Article
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BACKGROUND: Tuberculosis (TB) preventive therapy (TPT) decreases the risk of developing TB disease and its associated morbidity and mortality. The aim of these clinical standards is to guide the assessment, management of TB infection (TBI) and implementation of TPT. METHODS: A panel of global experts in the field of TB care was identified; 41 parti...
Article
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Introduction Multidrug-resistant tuberculosis (MDR-TB) is a life-threatening condition needing long poly-chemotherapy regimens. As no systematic reviews/meta-analysis is available to comprehensively evaluate the role of delamanid (DLM), we evaluated its effectiveness and safety. Methods We reviewed the relevant scientific literature published up t...
Article
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Aim The aim of this review is to inform the reader on the latest developments in epidemiology, diagnostics and management. Epidemiology Drug-resistant Tuberculosis (DR-TB) continues to be a current global health threat, and is defined by higher morbidity and mortality, sequelae, higher cost and complexity. The WHO classifies drug-resistant TB into...
Article
Tuberculosis (TB), known as the White Plague’ is of great significance to humanity for the magnitude of morbidity and mortality it has generated over centuries from the very start of human civilization. In this Review, we will describe the history of prevention (vaccination and management of TB infection), diagnosis, treatment and pulmonary rehabil...
Article
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Background and aim Tuberculosis (TB) is associated with a high mortality in the intensive care unit (ICU), especially in subjects with Acute Respiratory Distress Syndrome (ARDS) requiring mechanical ventilation. Despite its global burden on morbidity and mortality, TB is an uncommon cause of ICU admission, however mortality is disproportionate to t...
Article
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Objectives Malnutrition is associated with a twofold higher risk of dying in patients with tuberculosis (TB) and considered an important potentially reversible risk factor for failure of TB treatment. The construct of malnutrition has three domains: intake or uptake of nutrition; body composition and physical and cognitive function. The objectives...
Article
Full-text available
Tuberculosis (TB) does not respect borders, and migration confounds global TB control and elimination. Systematic screening of immigrants from TB high burden settings and—to a lesser degree TB infection (TBI)—is recommended in most countries with a low incidence of TB. The aim of the study was to evaluate the views of a diverse group of internation...
Article
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This global study of 43 TB centres from 19 countries demonstrates the impact of COVID-19 pandemic on TB services. Newly diagnosed TB disease, drug-resistant TB, TB deaths, outpatient clinic attendances and newly diagnosed TB infection were reduced.
Article
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BACKGROUND: Increasing evidence suggests that post-TB lung disease (PTLD) causes significant morbidity and mortality. The aim of these clinical standards is to provide guidance on the assessment and management of PTLD and the implementation of pulmonary rehabilitation (PR). METHODS: A panel of global experts in the field of TB care and PR was ident...
Article
Full-text available
Objective Clinical trials evaluating pharmacological and non-pharmacological treatment of COVID-19, either excluded pregnant women or included very few women. Unlike the numerous systematic reviews on prevalence, symptoms and adverse outcomes of COVID-19 in pregnancy, there are very few on the effects of treatment on maternal and neonatal outcomes...
Article
Full-text available
Herein we report a 30-year-old man presenting with fevers, headaches and weight loss. On admission he was disorientated and demonstrated no focal signs of neurological deficit. Magnetic resonance imaging revealed a large area of abnormal bone marrow signal centred in the clivus with extension into the sphenoid sinus and signs of associated basal me...
Chapter
Rifampicin-resistant tuberculosis (RR-TB) and multidrug-resistant tuberculosis (MDR-TB) are characterised by higher rates of mortality, complexity and resource utilisation. There were an estimated half million cases of these drug-resistant forms of tuberculosis in 2018, with 186,772 cases being notified and only 156,701 started on treatment. Within...
Article
Full-text available
Introduction An improved understanding of factors explaining tuberculosis (TB) treatment response is urgently needed to help clinicians optimise and personalise treatment and assist scientists undertaking novel treatment regimen trials. Promising outcome proxy measures, including sputum bacillary load and host immune response, are widely reported w...
Preprint
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Background: REGEN-COV is a combination of 2 monoclonal antibodies (casirivimab and imdevimab) that bind to two different sites on the receptor binding domain of the SARS-CoV-2 spike protein. We aimed to evaluate the efficacy and safety of REGEN-COV in patients admitted to hospital with COVID-19. Methods: In this randomised, controlled, open-label p...
Article
Rationale: Until 2020, extensively drug-resistant tuberculosis (XDR-TB) was defined as resistance to rifampicin and isoniazid (multidrug-resistant tuberculosis, MDR-TB), any fluoroquinolone (FQ) and any second-line injectable drug (SLID). In 2019 the World Health Organization issued new recommendations for managing patients with drug-resistant tub...
Preprint
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Background: Aspirin has been proposed as a treatment for COVID-19 on the basis of its antithrombotic properties. Methods: In this randomised, controlled, open-label trial, several possible treatments were compared with usual care in patients hospitalised with COVID-19. Eligible and consenting adults were randomly allocated in a 1:1 ratio to either...
Article
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(BMJ. 2020;370:m3320) Since its onset, the novel coronavirus disease (COVID-19) caused by the SARS-CoV-2 has caused increased morbidity and mortality worldwide. The pregnant population has been of particular concern, as the effects of COVID-19 on this group and their neonates during and after pregnancy are unknown. Several large case series and sys...
Preprint
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Background: Colchicine has been proposed as a treatment for COVID-19 on the basis of its anti-inflammatory actions. Methods: In this randomised, controlled, open-label trial, several possible treatments were compared with usual care in patients hospitalised with COVID-19. Eligible and consenting adults were randomly allocated in a 1:1 ratio to eith...
Article
BACKGROUND: Barts Health National Health Service Trust (BHNHST) serves a diverse population of 2.5 million people in London, UK. We undertook a health services assessment of factors used to evaluate the risk of severe acute respiratory coronavirus 2 (SARS‐CoV‐2) infection. METHODS: Patients with confirmed polymerase chain reaction (PCR) test result...
Article
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Objectives To describe characteristics, details of diagnosis and outcomes of urogenital tuberculosis (UGTB) in a low prevalence country. Methods We conducted a retrospective observational study of 37 consecutive patients diagnosed with UGTB between 1st January 2014 and 31st October 2019 in an East London hospital. Results 68% (25/37) of patients...
Article
Full-text available
Nontuberculous mycobacteria can cause minimally symptomatic self-limiting infections to progressive and life-threatening disease of multiple organs. Several factors such as increased testing and prevalence have made this an emerging infectious disease. Multiple guidelines have been published to guide therapy, which remains difficult owing to the co...
Preprint
Full-text available
Background: Treatment of COVID-19 patients with plasma containing anti-SARS-CoV-2 antibodies may have a beneficial effect on clinical outcomes. We aimed to evaluate the safety and efficacy of convalescent plasma in patients admitted to hospital with COVID-19. Methods: In this randomised, controlled, open-label, platform trial (Randomised Evaluation...
Article
Full-text available
The WHO 2020 global TB Report estimates that in 2019 there were an estimated 500,000 cases of multi-drug resistant TB (MDR-TB) of which only 186,772 MDR-TB cases were diagnosed, and positive treatment outcomes were achieved in 57% of them. These data highlight the need for accelerating and improving MDR-TB screening, diagnostic, treatment and patie...
Article
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The October 2020 Global TB report reviews TB control strategies and United Nations (UN) targets set in the political declaration at the September 2018 UN General Assembly high-level meeting on TB held in New York. Progress in TB care and prevention has been very slow. In 2019, TB remained the most common cause of death from a single infectious path...
Article
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On March 24th 1882 Koch’s announcement in Berlin of the discovery of the microbial cause of tuberculosis (TB), Mycobacterium tuberculosis, heralded a major breakthrough, bringing hope for a devastating disease which at that time caused the death of one in seven people in Europe and the Americas. (Wallstedt and Maeurer, 2015). One hundred and twenty...
Article
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The World Health Organization (WHO) recommends countries introduce new anti-TB drugs in the treatment of multidrug-resistant tuberculosis. The aim of the study is to prospectively evaluate the effectiveness of bedaquiline (and/or delamanid)- containing regimens in a large cohort of consecutive TB patients treated globally. This observational, prosp...
Article
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Infectious diseases, such as tuberculosis (TB) and the novel coronavirus (COVID-19) relate to environmental factors, understanding of which is essential to inform policy and practice and tackle them effectively. The review follows the conceptual framework offered by the World Health Organization Commission on Social Determinants of Health (defined...
Article
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The scientific debate on the criteria guiding hospitalization of tuberculosis (TB) and COVID-19 patients is ongoing. The aim of this review is to present the available evidence on admission for TB and TB/COVID-19 patients and discuss the criteria guiding hospitalization. Furthermore, recommendations are made as derived from recently published World...
Article
Purpose of review: Infections caused by nontuberculous mycobacteria (NTM) are increasing for several reasons, including diagnostic advances, increased awareness and a larger at-risk population. NTM pulmonary disease is surpassing tuberculosis (TB) in some low incidence areas. This review summarizes the latest literature and guidelines and aims to...
Conference Paper
Introduction/Objectives Public Health England 2019 report showed that extra-pulmonary tuberculosis represents over half (59.3%) of all diagnosed cases of TB in the UK. Foreign-born population had almost twice as many cases of extra-pulmonary disease (48.5%) compared with those born in the UK (27.8%). Aiming to improve early diagnosis in east London...
Article
Full-text available
Background Azithromycin has been proposed as a treatment for COVID-19 on the basis of its immunomodulatory actions. We aimed to evaluate the safety and efficacy of azithromycin in patients admitted to hospital with COVID-19. Methods In this randomised, controlled, open-label, adaptive platform trial (Randomised Evaluation of COVID-19 Therapy [RECO...
Article
BACKGROUND: Essential TB care in the European Union/European Economic Area (EU/EEA) comprises 21 standards for the diagnosis, treatment and prevention of TB that constitute the European Union Standards for Tuberculosis Care (ESTC). METHODS: In 2017, we conducted an audit on TB management and infection control measures against the ESTC standards. TB...
Article
Full-text available
Evidence is accumulating on the interaction between tuberculosis (TB) and COVID-19. The aim of the present review is to report the available evidence on the interaction between these two infections. Differences and similarities of TB and COVID-19, their immunological features, diagnostics, epidemiological and clinical characteristics and public hea...
Chapter
Rifampicin-resistant Tuberculosis (RR-TB) and Multidrug resistant Tuberculosis (MDR-TB) are a current global health threat, and are characterised by high mortality, chronic sequelae, complexity and high cost. The drug resistant form of this infectious disease was globally responsible for 600,000 new cases in 2017, with 161,000 cases being notified...
Article
Full-text available
Introduction Rapid, robust and continually updated evidence synthesis is required to inform management of COVID-19 in pregnant and postpartum women and to keep pace with the emerging evidence during the pandemic. Methods and analysis We plan to undertake a living systematic review to assess the prevalence, clinical manifestations, risk factors, ra...
Article
Full-text available
Major epidemics, including some that qualify as pandemics, such as severe acute respiratory syndrome (SARS), Middle East respiratory syndrome (MERS), HIV, influenza A (H1N1)pdm/09 and most recently COVID-19, affect the lung. Tuberculosis (TB) remains the top infectious disease killer, but apart from syndemic TB/HIV little is known regarding the int...
Article
Full-text available
Coronavirus disease has disrupted tuberculosis services globally. Data from 33 centers in 16 countries on 5 continents showed that attendance at tuberculosis centers was lower during the first 4 months of the pandemic in 2020 than for the same period in 2019. Resources are needed to ensure tuberculosis care continuity during the pandemic.
Article
Full-text available
Objective To determine the clinical manifestations, risk factors, and maternal and perinatal outcomes in pregnant and recently pregnant women with suspected or confirmed coronavirus disease 2019 (covid-19). Design Living systematic review and meta-analysis. Data sources Medline, Embase, Cochrane database, WHO COVID-19 database, China National Kno...