What is Nitrazine paper used for in pregnancy?
Nitrazine (phenapthazine) paper is used to measure vaginal pH in two settings. 1. Assessment of membrane rupture in pregnant women as described in the Procedure for Premature Rupture of membranes (PROM) as found in the OB GYN Policy and Procedure Manual.
What does it mean when Nitrazine test turns blue?
Nitrazine Test A blue strip means it’s more likely the membranes have ruptured. This test, however, can produce false positives. If blood gets in the sample or if there is an infection present, the pH of the vaginal fluid may be higher than normal.
What is Nitrazine paper used for?
Nitrazine (Phenaphthazine ) paper is used to measure the vaginal pH of expectant mothers. Nitrazine paper is impregnated with an indicator dye Phenaphthazine. The color changes as pH changes, giving a broad range of colors from yellow through blue.
What pH is amniotic fluid?
Amniotic fluid normally has a pH of 6.5 or above whereas vaginal pH is 3.5–4.5.
What color is amniotic fluid?
Normal amniotic fluid is clear or tinted yellow. Fluid that looks green or brown usually means that the baby has passed the first bowel movement (meconium) while in the womb.
What is the amniotic fluid?
Amniotic fluid is a clear, slightly yellowish liquid that surrounds the unborn baby (fetus) during pregnancy. It is contained in the amniotic sac.
Is nitrazine paper the same as pH paper?
Nitrazine or phenaphthazine is a pH indicator dye often used in medicine. More sensitive than litmus, nitrazine indicates pH in the range of 4.5 to 7.5. Nitrazine is usually used as the disodium salt….Use.
| Nitrazine (pH indicator) | ||
|---|---|---|
| below pH 4.5 | above pH 7.5 | |
| 4.5 | ⇌ | 7.5 |
How accurate is nitrazine paper?
The diagnosis of rupture of the membranes by traditional methods of nitrazine paper determination and fern crystallization has been reported to be 93-98% accurate. Although the presence of contaminants in amniotic fluid has been reported to reduce this accuracy, the literature is conflicting concerning these effects.
How do you use Nitrazine paper for amniotic fluid?
Wearing gloves, tear off a strip of Nitrazine pH paper from the roll. 4. Bring the strip of Nitrazine paper into contact with the specimen, either by dipping the paper into the pool of suspected amniotic fluid or by touching the paper to the exam speculum.
How is nitrazine used to test for amniotic fluid?
Nitrazine paper is used as a screening test to detect small quantities of amniotic fluid in vaginal secretions. It is used in conjunction with the Fern Test to help detect ruptured membranes.
Where can I get a Bristol Myers urine test?
With one of the largest catalogs of medical, surgical and diagnostic supplies available online, Medex Supply can accommodate your facility’s needs for Diagnostic Tests. Urine Tests can be found in our extensive online collection of products from globally recognized and trusted brands, including Bristol-Myers.
What kind of Business is Bristol Myers Squibb?
We are a global biopharmaceutical company focused on helping to address the unmet medical needs of patients with serious diseases. In 2020, we invested $11.1 billion in R&D, which included the discovery and development of new medicines. Below is a list of our company’s marketed products.
Which is more sensitive litmus paper or nitrazine paper?
Nitrazine paper is impregnated with an indicator dye Phenaphthazine. The color changes as pH changes, giving a broad range of colors from yellow through blue. Nitrazine paper offers more sensitivity than litmus paper. 15′ rolls in dispenser with color chart printed on the side.