Premature Rupture of Membranes: First-Level Tests - Healthline
2023年7月24日 · 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.
Preterm Premature Rupture of Membranes: Diagnosis and ... - AAFP
2006年2月15日 · Diagnostic methods using nitrazine paper and determination of ferning have sensitivities approaching 90 percent. 18 The normal vaginal pH is between 4.5 and 6.0, whereas amniotic fluid is...
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Nitrazine Testing
AmnioTest™ Nitrazine Swab • Is a pH-based sterile swab to aid in detecting rupture of amniotic membrane in pregnant women used by qualified medical personnel ONLY • The swab is impregnated with nitrazine yellow dye. When brought into contact with the upper vagina, the swab absorbs the fluid and develops a colour
Comparative diagnosis of premature rupture of membrane by ...
The study compared the reliability of nitrazine, urea, and creatinine in the diagnosis of premature rupture of membrane (PROM). Nitrazine strip measures pH levels while urea and creatinine are produced mainly in amniotic fluid and not in the ...
Premature Rupture of Membranes - Cleveland Clinic
2022年12月22日 · Your pregnancy care provider may also use nitrazine paper to diagnose PROM. Nitrazine paper measures the pH (a measure of how acidic something is) of your vagina. It involves placing a drop of your vaginal fluid on the strip of …
Accutest Nitrazine pH Phenaphthazine Paper - JANT …
Accutest® brand nitrazine indicator paper is the economical choice among FDA-listed medical pH test products for the in-vitro determination of body-fluid pH in the 4.5–7.5 range.
After applying pH buffer (QC) or patient sample, immediately match the color on the pH paper to the closest color on the Color Chart in the pHizatest® paper dispenser. • Colors are unstable and results must be interpreted within 60 seconds.
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