Asked by: Jonna Jikin
asked in category: General Last Updated: 14th June, 2020

What causes false positive Nitrazine test?

False positives may result from contamination of the microscope slide with fingerprints, semen, or cervical mucus. False negative results may be caused by dry swabs, or interference by either blood or other cervicovaginal discharge.

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Subsequently, one may also ask, what can cause false positive Amnisure?

False-positive results may be caused by cervicitis, vaginitis, alkaline urine, blood, semen, or antiseptics. Arborization pattern (crystallization) of dry amniotic fluid as seen through a microscope. False negatives may be caused by dry swabs or contamination with blood and discharge.

Beside above, how accurate is Amnisure test? Several studies have shown an excellent accuracy of the Amnisure test™ in the diagnosis of ROM. Cousin et al. reported a sensitivity of 98.0%, specificity of 100%, positive predictive value of 100%, and a negative predictive value of 99.1% in a population with a ROM prevalence of 44.8%.3 Lee et al.

Beside this, what is a positive Nitrazine test?

Nitrazine Test This test involves putting a drop of fluid obtained from the vagina onto paper strips containing Nitrazine dye. The strips change color depending on the pH of the fluid. The strips will turn blue if the pH is greater than 6.0. A blue strip means it's more likely the membranes have ruptured.

How do they test for amniotic fluid leak?

A doctor may take a sample of the fluid to determine whether it is amniotic fluid. They may also perform a dye test, which involves introducing blue dye into the amniotic sac and asking the woman to wear a sanitary pad. If the dye shows up on the pad, this can indicate leaking amniotic fluid.

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