Tuberculosis Warning: You are not logged in. Your IP address will be publicly visible if you make any edits. If you log in or create an account, your edits will be attributed to your username, along with other benefits.Anti-spam check. Do not fill this in! === Vaccines === {{Main|Tuberculosis vaccines|BCG vaccine}} The only available [[vaccine]] {{as of|2021|lc=yes}} is [[bacillus Calmette-GuΓ©rin]] (BCG).<ref name=McS2011>{{cite journal | vauthors = McShane H | title = Tuberculosis vaccines: beyond bacille Calmette-Guerin | journal = Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences | volume = 366 | issue = 1579 | pages = 2782β89 | date = October 2011 | pmid = 21893541 | pmc = 3146779 |doi-access=free | doi = 10.1098/rstb.2011.0097 }}</ref><ref>{{cite web |title=Vaccines {{!}} Basic TB Facts |url=https://www.cdc.gov/tb/topic/basics/vaccines.htm |date=16 June 2021 |publisher=CDC |access-date=30 December 2021 |archive-date=30 December 2021 |archive-url=https://web.archive.org/web/20211230115301/https://www.cdc.gov/tb/topic/basics/vaccines.htm |url-status=live }}</ref> In children it decreases the risk of getting the infection by 20% and the risk of infection turning into active disease by nearly 60%.<ref>{{cite journal | vauthors = Roy A, Eisenhut M, Harris RJ, Rodrigues LC, Sridhar S, Habermann S, Snell L, Mangtani P, Adetifa I, Lalvani A, Abubakar I | display-authors = 6 | title = Effect of BCG vaccination against Mycobacterium tuberculosis infection in children: systematic review and meta-analysis |doi-access=free | journal = BMJ | volume = 349 | page= g4643 | date = August 2014 | pmid = 25097193 | pmc = 4122754 | doi = 10.1136/bmj.g4643 }}</ref> It is the most widely used vaccine worldwide, with more than 90% of all children being vaccinated.<ref name=Lancet11/> The immunity it induces decreases after about ten years.<ref name=Lancet11/> As tuberculosis is uncommon in most of Canada, Western Europe, and the United States, BCG is administered to only those people at high risk.<ref>{{cite web|url=https://www.cdc.gov/tb/topic/vaccines/|title=Vaccine and Immunizations: TB Vaccine (BCG)|publisher=Centers for Disease Control and Prevention|year=2011|access-date=26 July 2011|url-status=dead|archive-url=https://web.archive.org/web/20111117140855/http://www.cdc.gov/tb/topic/vaccines/|archive-date=17 November 2011}}</ref><ref>{{cite web|title=BCG Vaccine Usage in Canada β Current and Historical|url=http://www.phac-aspc.gc.ca/tbpc-latb/bcgvac_1206-eng.php|work=Public Health Agency of Canada|access-date=30 December 2011|date=September 2010|url-status=dead|archive-url=https://web.archive.org/web/20120330042719/http://www.phac-aspc.gc.ca/tbpc-latb/bcgvac_1206-eng.php|archive-date=30 March 2012}}</ref><ref name=UK06>{{cite journal | vauthors = Teo SS, Shingadia DV | title = Does BCG have a role in tuberculosis control and prevention in the United Kingdom? | journal = Archives of Disease in Childhood | volume = 91 | issue = 6 | pages = 529β31 | date = June 2006 | pmid = 16714729 | pmc = 2082765 | doi = 10.1136/adc.2005.085043 }}</ref> Part of the reasoning against the use of the vaccine is that it makes the tuberculin skin test falsely positive, reducing the test's usefulness as a screening tool.<ref name=UK06/> Several vaccines are being developed.<ref name=Lancet11/> Intradermal MVA85A vaccine in addition to BCG injection is not effective in preventing tuberculosis.<ref>{{cite journal | vauthors = Kashangura R, Jullien S, Garner P, Johnson S | title = MVA85A vaccine to enhance BCG for preventing tuberculosis | journal = The Cochrane Database of Systematic Reviews | volume = 2019 | pages = CD012915 | date = April 2019 | issue = 4 | pmid = 31038197 | pmc = 6488980 | doi = 10.1002/14651858.CD012915.pub2 | collaboration = Cochrane Infectious Diseases Group }}</ref> Summary: Please note that all contributions to Christianpedia may be edited, altered, or removed by other contributors. If you do not want your writing to be edited mercilessly, then do not submit it here. You are also promising us that you wrote this yourself, or copied it from a public domain or similar free resource (see Christianpedia:Copyrights for details). Do not submit copyrighted work without permission! Cancel Editing help (opens in new window) Discuss this page