Showing 151–175 of 200 documents
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ASST Fatebenefratelli Sacco
… causes liver injury (hepatotoxicity) in adults treated for tuberculosis (TB) or latent tuberculosis infection (LTBI) and to understand which factors increase this risk. The study also aims to describe how hepatotoxicity is managed in real-world clinical practice and whether trea…
Huashan Hospital
…pared with 3HR. Background： Adolescents are susceptible to tuberculosis. Almost 1.1 million children (aged below 15 years) and another half a million older adolescents (15-19 years) become ill with TB every year. Approximately 5%-10% people infected with TB develop to active dis…
David Pride, Maria Gennaro, Michael Lauzardo, Niaz Banaei, Nahed Ismail, et al.
…ay, which is intended for use as an aid in the diagnosis of tuberculosis infection. This study is designed to assess (1) the sensitivity of this assay, (2) its percent agreement with other diagnostic tests, (3) its measurement precision , and (4) any potential interference of the…
Soumya Chatterjee, MD
… after years of sustained decrease, the incidence of active tuberculosis (TB) disease in the US has plateaued. Most of the cases occur when Mycobacterium tuberculosis (Mtb) reactivates replication in people who have latent tuberculosis infection (LTBI). Only 5 to 10% of subjects …
Joan Cayla, MD, Henrik Aggerbeck, M. Sc.
Tuberculosis (TB) continues to be the most important bacterial infection worldwide and therefore new improved diagnostic tests are needed to help doctors in diagnosing TB. We are investigating a new skin test named C-Tb. Like the current tuberculin skin test (PPD), the C-Tb test…
Adam T Armstrong, DO, Robert O Holmes, DO
…terested in the usefulness of a new test to discover hidden tuberculosis infections in patients diagnosed with rheumatoid arthritis (RA). This new test is called Quantiferon-Gold (QFT-G). After immune system medicines that block TNF-alpha (a protein manufactured by white blood ce…
Karin Hadaya, MD
…hown to be more specific and sensitive for the detection of tuberculosis (latent or active infection) than the tuberculin skin test (TST) in immunocompetent individuals. However, very little data are available concerning the relative performance of IGRA and TST in immunosuppresse…
Jann-Yuan Wang, MD, PhD
…ul implement of preventive therapy for subjects with latent tuberculosis infection (LTBI) is the critical step for elimination of tuberculosis (TB). The major obstacle of traditional preventive therapy is the unacceptable long treatment duration, taking isoniazid 5mg/kg daily for…
Mary C White, PhD
…rnative drug, (rifampin) given daily, is better at treating tuberculosis (TB) and more tolerable than the usual drug treatment, isoniazid (INH). Study participants will include 972, TB infected, San Francisco Jail inmates, aged 18 or older. One group of volunteers will take INH t…
Helen Ayles, Professor
Tuberculosis (TB) has overtaken HIV as the leading infectious cause of death worldwide and requires a major policy shift for it to be controlled in line with the WHO Stop-TB goal to "end TB". However, how to control TB at population level in the context of HIV, is unknown. Some o…
Freundeskreis Für Internationale Tuberkulosehilfe e.V
Introduction: The large reservoir of tuberculosis infections is a key driver of sustained tuberculosis (TB) incidence. Accurate diagnostic tests are crucial to correctly identify and treat people with TB infection, which is vital to eliminate TB globally. The Cy-TB skin test and …
Dick Menzies, MD
On a global scale, tuberculosis (TB) is the single most important infectious cause of morbidity and mortality. The World Health Organization has estimated that one-third of the entire world's population carries latent TB infection. A key TB control strategy is therapy of latent T…
Marco Antivalle, MD
…antiferon-TB Gold (QFT-G) assay in the screening for latent tuberculosis infection (LTBI) in rheumatologic patients due to start or on treatment with TNFα antagonists. The results of QFT-G will be compared to tuberculin skin testing (TST) and correlated to clinical and demographi…
Subash Babu, MBBS, PhD, Thomas B Nutman, MD
… 2 billion people worldwide are infected with Mycobacterium tuberculosis (TB), with 90% of individuals having latent infection (LTBI). The control of TB requires clearly delineated helper T cell (Th) 1 responses and, to a lesser extent, Th17 responses, which both play important r…
Nicholas Paton
…graphy) has the potential to detect granulomas in pulmonary tuberculosis, leading to previously unexplored indications for this PET tracer, including identification of subclinical disease in latently infected individuals. This study aims to assess the ability of 68Ga-DOTANOC PET/…
Tel-Aviv Sourasky Medical Center
…(QFT-G)and Tubeculin skin test (TST)for screening of latent tuberculosis in patients suffering from psoriasis. Patients with psoriasis and psoriatic arthritis are candidates to receive anti-TNF alpha therapies which require prior screening for latent tuberculosis (LTB). Currentl…
Eduardo W Barroso, Dr
The recommended treatment for latent tuberculosis infection for adults is a daily dose of isoniazid 300mg during 6 months. In Brazil, isoniazid was formulated as 100 mg tables. The treatment duration and the high pill burden compromised patient adherence to the treatment. The Bra…
Walter K Kraft, MD
…ed immunodeficiency syndrome (AIDS) co-infected with latent tuberculosis infection (LTBI) is complex. Anti-tuberculosis drugs used to treat LTBI often induce drug metabolizing enzymes that share the same metabolic pathway as antiretroviral drugs used for those living with HIV/AID…
Timothy Sterling, MD, Robert Belknap, MD, Amber Robinson, PhD, Rosanna M Boyd, PhD, Dick Menzies, MD
…ased treatment (standard of care, control arm) of latent M. tuberculosis infection (LTBI). This trial is conducted among persons who are at increased risk of progression to tuberculosis (TB) and require treatment of LTBI. The study will be conducted in low, medium and high TB in…
Guislaine CARCELAIN, MD
Background: Diagnosis and screening for latent tuberculosis in old patients is of special interest in regards of the morbidity-mortality of this disease in that context. TB-infection diagnosis based on immunological memory detection can be impaired with age. New blood tests (QFT…
Kevin P Fennelly, M.D.
Background: Tuberculosis (TB) is a lung disease. It is caused by inhaling a type of airborne bacterium. Tuberculin Purified Protein Derivative (PPD) is used to test for TB exposure. It is usually injected under a person s skin. In this study, it will be applied in the lung. Obj…
Pere-Joan Cardona, MD, PhD, Joan Costa, MD, PhD
…is study is to evaluate the safety of a new vaccine against Tuberculosis (RUTI) when administered to healthy adult volunteers, compared to placebo; and determine its safe dosage range. An initial evaluation of immune responses to the vaccine compared to placebo will also be under…
Siew Chien Ng
…interferon-gamma release assays (IGRA) for the diagnosis of tuberculosis (TB) infection in patients with immune-mediated inflammatory diseases (IMID) treated with biologics The incidence of inflammatory bowel disease is rising in Hong Kong. Anti-tumor necrosis factor alpha (anti…
University of Utah
… specificity of a nanotube-based point-of-care breath-based tuberculosis screening test as compared to the current standards of care including sputum microscopy, sputum culture, chest X-ray, and GeneXpert (MTB/RIF). The primary objective is to determine an initial estimate of th…
Ruvandhi Nathavitharana, MBBS MPH
It has been estimated that 1.7 billion people have tuberculosis (TB) infection; yet current tests are unable to predict which people are at highest risk of developing TB disease, which can be life-threatening. THWART-TB is a prospective longitudinal cohort study of health workers…