Doctor insights on:
Bcg Vaccine For Tuberculosis
Always will be PPD+: Apart from the effectiveness debate, those who receive BCG as TB vaccine will always be ppd+ (or be hypersensitive to ppd) which can require imaging such as chest xrays to prove that there is no active disease, when previously a negative PPD would suffice. ...Read moreSee 1 more doctor answer
Mycobacterium tuberculosis is an infectious organism that spreads by droplets coughed out by an infected person. Infection is established initially in lungs, but can spread within lungs & to other body parts, or can become latent, with reactivation occurring years to decades later. With effective treatment, it can be completely eliminated although drug resistant ...Read more
Active TB prevention: The major role of BCG vaccine is TB prevention. Bcg vaccine is also effective for protection against leprosy and disease due to nontuberculous mycobacteria. The efficacy of bcg-protection against active tb- is about 50%, and the duration of protection is believed to be 10 to 15 years. ...Read more
TB is rare here: The use of bcg in areas where TB in relatively common does slow the spread of the problem.However, TB has been rare in the us for many decades & the need for such a vaccine has not shown a true benefit. ...Read more
Normal no: Usually get small reaction after shot. Some might not. The natural course after BCG is after 6 to 8 weeks swelling appears that grows can exude fluid , ulcerate then scar. Now the scar is the most simple and convenient way to see successof vaccine. Rarely there might not be a scar but if there is no scar after 6 months see ur dr to do a mantoux TB test, if it is negative probably repeat bcg. ...Read more
BCG VACCINE: Bcg vaccine is still being given to new born babies in several countries .It is effective in protecting againt TB meningitis in children but its effectiveness against pulmonary tuberculosis is variable usa and holland have never used it routinely, due to surveilance with monyoux test disadvantages except making difficult to interpret motoux test in us, and not very effective for pulmonary tuberculo. ...Read moreSee 2 more doctor answers
I had BCG vaccine 40 years ago.What are my chances of getting TB if im exposed to a person who has one?
If a child from foreign country test positive for Monteux but no symptom, should she be given TB meds or is BCG vaccine enough?
Needs treatment: Best to go to a TB clinic for consultation but if PPD is positive and cxray and exam normal, then needs 6-9 months of INH. I think what you are asking with someone from abroad, if they had BCG then they may have a false positive mantoux. However we do not vaccinate someone with BCG when they have a positive mantoux as treatment ...Read more
No issue: This is not likely a concern.Get a more detailed answer ›
Normal Reaction: It is normal reaction to the vaccine.You get bluish red papule which may look like a blister 2to3 weeks after the vaccination.After about 6 weeks the pustule ulcerates forming a lesion approx. 5 mm in diamneter. Scab forms and heals usually withn 3 months after vaccination and results in a permanent scar at the puncture site ...Read moreSee 1 more doctor answer
Tab exposure: Even though you've had bcg and if you had an overwhelming exposure you may get tab. This is especially true if you friend has cavitarytb. ...Read more
Latin word for cow, vacca, because of the smallpox/cowpox work of edward jenner, vaccination is the administration of a substance, live organism or otherwise, that stimulates the immune response to prevent a specific disease. Primarily a preventative procedure, some vaccines can ...Read more