Doctor insights on:
Positive Skin Tb Test
Recording an ekg while walking up a steeper & steeper incline, at a faster & faster rate, so as to increase heart contraction intensity & rate of contraction, thus blood flow needed by the heart muscle. However, atherosclerosis does not narrow arteries, clots do, & the ekg only detects major qualitative differences in capillary blood flow. Thus only severe artery disease ...Read more
Not necessarily: (+) PPD means that you have been exposed to the TB agent. It doesn't say when. So if you had the TB in the past, it still will be (+) because your body "remembers" from the previous exposure. The greatest risk is if the TB agents are latent in your body, that's why everyone with a (+) PPD will have either a complete treatment with 4 medications or a mild one with only one. Your PPD will remain (+). ...Read moreSee 3 more doctor answers
If a person had TB as child and underwent treatment for it, could he have a false positive TB skin test as an adult?
If I had a positive TB skin test but a negative xray do I need medication? My doctor didn't say I did
Positive skin test: You can donate blood as long as you dont have active tb. ...Read more
How do doctors differentiate between a positive TB skin test due to BCG vaccine vs latent TB infection?
Blood test: There is a blood test which can help tell the difference. ...Read more
Always had positive TB skin test last chest X-ray 5 yrs ago now have supraclavicular swelling after prednisone/cortisone possible tb? What to ask dr
Ask when next appt?: This could be tb, but might be one of several other infectious, musculo-skeletal, or related conditions. It needs examined by a doctor, soon. Questions the provider asks should help direct yours beyond just "what is it?" initial cxr or ct scan will likely yield more information to base questions (and treatment, if needed) on. ...Read moreSee 1 more doctor answer
If you tested positive on TB skin test when I was pregnant over 25 yrs ago would that cause fluid filled nodule and or enlarged lymphnodes n chest? I was told at the time I will always show positive and all crags have come bk normal until CT scan about 8
Normal chest X-ray & abdominal/pelivic CT scan, but positive TB skin test? I have low grade fevers, extreme fatigue & swollen lymph nodes. Tb?
Seek out information: Most will be followed first with a chest x-ray looking for active pulmonary disease. If negative, you are likely started on one TB drug, depending on your local as treatment for latent (quiet) tb. If you are found to have active tb, you are likely started on a 4 drug program that lasts for up to a year to knock it out. Get with your doc to see. ...Read more
Different cutoffs: Positive result for TB skin test is based on the size of the swelling (induration) at the site of TB test & additional risk factors that you have for acquiring tb. There are 3 cut offs for determining positive result (5, 10 & 15mm) & each one has different criteria for being used as cutoff for your test. Talk to your doctor to find out whether your test is positive or not based on these factors. ...Read more
Can someone who had a positive skin test for TB , 20 years ago give blood or bone marrow? But never had tb.
Exactly how long after receiving the BCG vaccine will I need to wait before testing positive in the TB skin test?
3-6 weeks: You may or may not test positive, but should wait about 6 weeks before testing. ...Read more
If you were going to have a bad reaction (not a positive reaction) to a TB test (under the skin) would it happen right away or can it take days?
Yes: Not to worry - this doesn't mean your test is positive. ...Read more
Tb skin test negative, quentform TB test negative, bone marrow biopsy results indicative of TB (reacts to ziehl niehlssen), PCR negative. How come?
No...actually: The zn stain is a broad stain for acid fast bacilli of which mycobacterium tuberculosis is one of many. The specific tests like quantiferon or the pcr test are against you having tb. The culture is the "gold standard" but you will need to wait for it. It might turn out be a cousin of TB and that too will grow out of culture. Stay on TB meds until they are certain of the AFB positive organism. ...Read more
Tuberculosis vaccinated, TB test positive...Will my ANA be positive because of TB test positive due to vaccine?
H.Pylori urea breath test is used to detect the presence of h.Pylori in the stomach. If present it acts on urea and releases carbon die oxide (co2)and ammonia. The released co2 is measured, and the presence of h.Pylori is confirmed. It is a useful test conducted in about 15 minutes. The sensitivity and specificity of ubt are approximately 88 to 95 percent and 95 ...Read more
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
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