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Doctor insights on: Active Immunity

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Immunity to rubella means immune to chickenpox?

Immunity to rubella means immune to chickenpox?

No: These are two different germs and immunity to one does not mean immunity to the other. ...Read more

Immunity (Definition)

In medicine, having an immunity to certain disease is to mean you are protected from getting it. For example: flu vaccination trigers the body to develop the immunity(antibody)/protection so that it won't get the flu. The idea is similar to the law: to provide immunity to someone is to protect that person from potential physical harm by other(s). Have ...Read more


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What is naturally-acquired active immunity?

What is naturally-acquired active immunity?

Infection vs vaccine: Naturally acquired immunity happens when you contracted an infection and have become immune as contrasted with vaccinations which also confer active immunity. The innate immune system is something else and refers to mechanisms the body has to fight off or prevent infections starting with barriers like the skin and mucous flow in the respiratory tract. ...Read more

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Shingles vaccine needed in suppressed immune systems?

Shingles vaccine needed in suppressed immune systems?

Contraindicated: Shingles vaccine (zostavax) is a live attenuated vaccine that contains a pretty good dose of weakened chicken pox virus. It is not recommended in people who are immunosuppressed due to risk of infection arising from the vaccine. ...Read more

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Are toxoid vaccines a form of passive or active immunity?

Active: Passive immunity is acquires in the womb as transferred from a mother to baby or in later life by having a gamma globulin shot ( or similar agent). ...Read more

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Antibodies for varicella zoster IgG positive, and varicella IgM negative, means immunity for shingles or just for chicken pox?

Antibodies for varicella zoster IgG positive, and varicella IgM negative, means immunity for shingles or just for chicken pox?

Both: Varicella and zoster are the same virus. Chickenpox occurs with the first exposure to the virus and zoster is the re-activation of the virus that has been lying dormant in the body as a result of some significant stress to the body. ...Read more

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Does the chicken pox vaccine confer lifelong immunity?

Does the chicken pox vaccine confer lifelong immunity?

Possibly: Introduced in the late 70's in japan, the current CP vaccine was not adopted in the us until the 90's. There are good data that one dose removes the risk of death with cp, but likely only 85% get protective immunity from 1 dose, with that improving to >95% after 2 doses given at least a month apart. Time will tell if future boosters are needed but with 30+ years of worldwide data it looks good. ...Read more

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Immune to rubella, measles, mumps if you've had vaccines 2x before age six?

Mostly: Although vaccines are safe and effective, there is an occasional peron whose immune system does not respond well to the recommended series. Thus they are not immune. If needed, blood tests can measure this. Still worth immunizing to maximize protection. ...Read more

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HBsAg-, anti HBc IgM+,IgG- and anti HBs Ag-. Should you still get hepatitis B vaccine? No immunity, but new infection, not infectious.

HBsAg-, anti HBc IgM+,IgG- and anti HBs Ag-. Should you still get hepatitis B vaccine? No immunity, but new infection, not infectious.

Hepatitis: You do not have HepB, but do have HepC and need further evaluation to determine whether or not therapy is necessary. Yes, you should receive HepB vaccine, particularly since this history suggests behavioral risk factors. Best wishes. ...Read more

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Can the immune system replicate antibodies from vaccines?

Can the immune system replicate antibodies from vaccines?

Unclear question: Immune system normally makes all types of antibodies in very small amounts. Vaccines increase the amount of antibodies to the antigens in the vaccine. ...Read more

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VZV IgG titer= 1926, VZV IgM titer >3.91 with reactivated shingles present. What does test mean? Active VZV infection? Is 1926 dangerously high.

VZV IgG titer= 1926, VZV IgM titer >3.91 with  reactivated shingles present. What does  test mean? Active VZV infection? Is  1926 dangerously high.

No it just means: You had chickenpox previously. It is not dangerous at all . The IGm is what tell that you have reactivated and then it is called shingles. You can't have shingles if you did not have chickenpox before. ...Read more

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Rheumatoid arthritis - auto-immune disease - does it boost or suppress immune system?

Rheumatoid arthritis - auto-immune disease - does it boost or suppress immune system?

Mild suppression: In rheumatoid arthritis, the immune system acts against one's tissues. So, part of the immune system is too active, but in a detrimental way. On the other hand, patients with RA may be more likely to develop infections. Even more so, if they receive medications that suppress the overactive immune system. ...Read more

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How is latent TB different biologically from the active tb?

How is latent TB different biologically from the active tb?

TUBERCULOSIS: Latent TB starts as a primary infection.Foci may leave nodular scars in the apices of one or both lungs. Active ptb or reactivation occurs often in lung apices.Lung lesions are cavitary( with hemoptysis) complicated with pleural effusion or pneumothorax. ...Read more

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If vaccinated before becoming sexually active, does HPV vaccine save us from HPV infection for life?

If vaccinated before becoming sexually active, does HPV vaccine save us from HPV infection for life?

Mostly: It prevents infection with the strains that are most likely to cause cancer, and some of the strains that cause warts. ...Read more

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Can chikenpox affect Menstrual cycle? Not sexually active.

Can chikenpox affect Menstrual cycle? Not sexually active.

Yes, any stressful: event can affect a woman's menstrual cycle, and getting chicken pox as an adult is not a minor illlness. ...Read more

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Do immune globulins lower my immune system?

Do immune globulins lower my immune system?

No: Immune globulins actually augment the immune system, by bringing in a large dose of antibodies to a particular substance. The globulins bind to whatever toxin they are targeted to and help your immune system recognize those toxins as something worth fighting. There are many different immune globulins available, such as vzig (anti-varicella) and hbig (anti hep-b). ...Read more

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Reactivated EBV 9 months after first infection. Could i be immunodeficient? Antibody count: 65 ab VCA igm; 53 ea ab igg; 431 ab VCA igg; 289 ebna igg.

Reactivated EBV 9 months after first infection. Could i be immunodeficient? Antibody count: 65 ab VCA igm; 53 ea ab igg; 431 ab VCA igg; 289 ebna igg.

No: Unfortunately ebv stays alive forever in one's lymphocytes and can get activated easily in susceptible people without known immunodeficiency. However you may call that an immunodeficiency given that all people have been infected with it yet only few would have recurrent ebv problem. ...Read more

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Can EBV weaken my immune system forever?

Forever's a big word: You can be more susceptible to ebv by having a weak immune system. However the term 'forever', is a big word to use. There are things you can do to boost your immune system, nutritionally, and therefore keep the ebv subclinical. Speak to your integrative holistic medical doctor about this. It's important to eat organically, and eliminate exposure to pesticides, and other environmental toxins/halogens. ...Read more