Top
20
Doctor insights on: Fetal Fibronectin Test

Share
1

1
What is the fetal fibronectin test?

What is the fetal fibronectin test?

To rule out PTL.: Fetal fibronectin is a protein that is thought to be the "glue" connecting the baby's amniotic sac to the wall of the mom's uterus. In preterm labor, this glue breaks down and leaks out into the vagina. The fetal fibronectin test checks for the presence of this protein in the vagina. If the test is negative, preterm labor (ptl) is unlikely. If the test is positive, it doesn't mean much. ...Read more

See 1 more doctor answer
Dr. Lawrence Kessler
7 doctors shared insights

Fetal Fibronectin (Definition)

Fetal fibronectin is a protein that lies between the amniotic sac and the uterine lining. It serves as a glue that holds the sack in place. It is used as a chemical marker to predict people at ...Read more


2

2
What do you suggest if positive result fetal fibronectin test?

What do you suggest if positive result fetal fibronectin test?

Preterm labor; fFN: Fetal fibronectin can be described as the "glue" that attaches the membranes of the amniotic sac to the side wall of the uterus. If the "glue" starts to leak out giving you a positive test, then you are at greater risk to deliver prematurely. Your risk of early labor is higher since your test is positive. Treatment options include, bed rest, steroids and close observation. ...Read more

3

3
How quickly did you deliver after a positive fetal fibronectin test?

Fetal fibronectin: A positive fetal fibronectin is not as useful for patient management as a negative fetal fibronectin. If you get a negative fetal fibronectin there is approximately a 94% chance that you will not deliver within a 2 week time period. With a positive fetal fibronectin, there is about a 50% chance of delivery within a 2 week time period. The test doesn't really tell you how fast you will deliver. ...Read more

4

4
Can women with cerclage get false positive fetal fibronectin test? If yes, why?

Can women with cerclage get false positive fetal fibronectin test? If yes, why?

False positive: False-positive results can occur if a woman has recently had : 1) A pelvic exam. To reduce the risk of a false-positive result, it is important that a fetal fibronectin test be done before a manual pelvic exam. 2) Sexual intercourse. 3) Uterine contractions. 4) Bleeding from the vagina. Discuss this with your OB if you have questions ...Read more

5

5
I am 32 weeks pregnant and i wanted to know how accurate a fetal fibronectin test was and if there was a physical way to know if your water breaks?

Negative: Fetal Fibronectin is very accurate when the test is negative. At 32 weeks, if FFN is negative and cervical length is > 3.5cm then the chances of preterm delivery is 7%. Did your doctor measure your cervical length as well? If cervical length is 2.6-3.5 and FFN negative then chance of preterm delivery is 13%. Amnisure is a great test to rule out if your water has broken, or nitrazine with fern ...Read more

6

6
What is the definition or description of: fetal fibronectin?

Fetal protein : Fetal fibronectin is a protein that lies between the amniotic sac and the uterine lining. It serves as a glue that holds the sack in place. It is used as a chemical marker to predict people at risk for preterm labor. ...Read more

See 1 more doctor answer
7

7
What are good results for a fetal fibronectin measurement?

What are good results for a fetal fibronectin measurement?

Negative.: Feal fibronectin is a protein that should not be detected at the cervix - unless labor/delivery is impending. Negative ffn has been used to reassure women and obstetricians that delivery is not likely within a week in cases of preterm labor. Most mfm experts doubt its clinical usefulness, as most of the time it is the maternal cervical examination and not the ffn that dictates medical management. ...Read more

8

8
29wks preg, contractions, cervix little soft/thin. Neg fetal fibronectin, positive Vaginal bacteriosum, put on Flagyl. Still contract. Early baby?

29wks preg, contractions, cervix little soft/thin. Neg fetal fibronectin, positive Vaginal bacteriosum, put on Flagyl. Still contract. Early baby?

Call the Ob-Gyn Dr.: A 29-week pregnant woman with a tummy that gets hard can call her Ob-Gyn doctor and go get re-examined at the doctor's office or at the hospital's labor and delivery ward. The doctor will be checking for preterm labor, which can lead to a preterm birth (and all the problems that come with premature babies). Preterm labor is serious, so it is important to be examined by an experienced physician. ...Read more

See 1 more doctor answer
9

9
What are the tests for fetal alcohol syndrome?

What are the tests for fetal alcohol syndrome?

None specific: History of alcohol consumption during pregnancy, especially if mother is a known alcoholic. Maternal blood alcohol levels can be measured during pregnancy. Any alcohol level in baby after birth, which would indicate alcohol consumption by mother very close to onset or during labor. Some babies have a typical fetal alcohol face - see google. Later some psychological tests can be useful. ...Read more

See 1 more doctor answer
10

10
What are the tests for congenital toxoplasmosis in fetus?

What are the tests for congenital toxoplasmosis in fetus?

Amniotic fluid: For in utero testing, they can check amniotic fluid polymerase chain reaction (pcr) for toxoplasmosis gondii or serum antibody screening. ...Read more

See 1 more doctor answer
13

13
I don't have time to take off work for all those fetal monitoring tests but know they are important. Cant I just go to l&d?

I don't have time to take off work for all those fetal monitoring tests but know they are important. Cant I just go to l&d?

See ACOG guidelines: Maternal-fetal medicine or OB doctors or nurses spend a lot of time assessing with ultrasound or with fetal heart monitoring tracings to see if there is a regular and normal heart rate, typical variability, absence of decelerations. They might order additional monitoring if high-risk mom or abnormalities that can be associated with fetal problems parents should feel free to ask what's best for all. ...Read more

14

14
"Is Panaromic blood test to find the gender of the baby with just 6.78% of fetal fraction cells accurate in detecting the gender of the baby as boy."?

"Is Panaromic blood test to find the gender of the baby with just 6.78% of fetal fraction cells accurate in detecting the gender of the baby as boy."?

Panoramic: It is told to be 99% accurate. But I have heard of false negatives....purpose is to look for genetic defects. Gender is bonus! ...Read more

15

15
What are the chances of an abnormality (of any kind) to go undetected in pre natal screening & tests for fetus in today's world? Pls give % & explain

What are the chances of an abnormality (of any kind) to go undetected in pre natal screening & tests for fetus in today's world? Pls give % & explain

Pretty low: The answer depends on who type of prenatal screening you did. There are several different ways to do and each one has a different detections rate. Even the most basic tests detect over 90% of abnormalities. Find out from your doctor what prenatal tests you did. A simple google search of that test should outline the detection rates for your specific method ...Read more

17

17
When do doctors test the fetus forr abnormalities?

When do doctors test the fetus forr abnormalities?

At 12, 16 or 20 week: There are different ways to test for abnormalities and no one test can find all the problems. At 12 weeks a first screen can test for downs syndrome. At 16 weeks a quad screen or an amniocentesis can test for downs syndrome, abdominal wall defects and spine defects. At 19-20 weeks an ultrasound will look for other abnormalities. You should talk to your doctor about which ones are right for you. ...Read more

18

18
Can you do a blood test on a fetus?

Can you do a blood test on a fetus?

Possible ,but: It is seldom done because it can trigger labor, miscarriage or infection.There are rare medical reasons where the risk may be needed to provide specialized treatment for the infant. It is not done for paternity testing due to its risks. ...Read more

19

19
What are the tests for infection from a retained fetus?

What are the tests for infection from a retained fetus?

Cultures.: Blood and cervical cultures are useful to determine intraamniotic infection, however clinical criteria are sufficient to clinch the diagnosis and prompt expert medical care is required in those cases. ...Read more

20

20
Does a fetus with hydrocele need special tests or treatment?

Does a fetus with hydrocele need special tests or treatment?

No: Most fetal and infant hydroceles resolve spontaneously. Occasional very large, tense and tender hydroceles need early intervention by a pediatric urologist or surgeon. ...Read more