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What is false positive in widal test
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∙ 12y ago
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Will Widal Test after positive resul after treatment in Typhoid?
I mean widal test result positive after treatment
What significant titer for widal's test?
1:80 titre is significant for determination of widal positive.
Do antibiotics affect widal test results?
To a certain extent yes.The post antibiotics Widal Test will have Low titers of agglutinins.Hence the test may be reported as False Negative.
How interpret widal test by slide method?
positive or negative with approximately titre.
How do you interpret the widal test report which says styphi o and h positive 180?
As this test is positive, it clearly means that you have typhoid.
How would you distinguish between an incubatory carrier and a chronic carrier of typhoid fever?
Widal test is negative in incubatory carrier. Widal test is always positive in chronic carrier.
What is the difference between widal slide test Antigen and widal tube test antigen?
widal slide is easier and it save time but widal tube test is not easy and it takes time.
How do you read widal test?
Isolated Widal test reading does not have much clinical significance. Rising titre of Widal test done one week apart, in a febrile patient, indicates typhoid fever. You can have such rising titre of Widal test in healthy patient, after dose of typhoid vaccine.
What is more serious getting a false negative or a false positive?
Positive = You really did it. False Positive = The test said you did it, but you really did not.
What are the chances of a false positive with a pregnancy test?
If the test is done properly, the chances to give false positive test are very slim indeed.
Can a positive pregnancy test turn negative?
No , but a negative test can be a false positive .
Can perimenopause cause a false positive pregnancy test?
No, in perimenopause hormones begin to decrease. You cannot have a false positive test.
