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A 32-year-old member asked:

what are doctors looking for during an amniocentesis test? spina bifida?

1 doctor answer4 doctors weighed in
Dr. Johanna Fricke
Developmental and Behavioral Pediatrics 50 years experience
Amniotic fluid may : be used for chromosome analysis when screening reveals high risk for Down Syndrome & other trisomies, Chromosomal Microarray to look for smaller genetic mutations &/or Alpha-fetoprotein level when fetal ultrasounds indicate a neural tube defect. 3rd-trimester amnios are done to test fetal lung maturity &, occasionally, to withdraw excess amniotic fluid.

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Similar questions

A 29-year-old member asked:

How early can doctors do an amniocentesis?

2 doctor answers3 doctors weighed in
Dr. Scott Kramer
Gynecology 36 years experience
13 weeks: Amniocentesis can sometimes be performed as early as 13 weeks, but usually more common after 15 weeks. Alternatively nuchal cord ultrasound for down's syndrome can be performed between 9 and 12 weeks.
A 36-year-old member asked:

How do I know if I need medical attention after an amniocentesis?

2 doctor answers2 doctors weighed in
Dr. Carolyn Thompson
Obstetrics and Gynecology 28 years experience
Bleeding, leaking: Women who experience bleeding or leaking of clear fluid from the vagina after amniocentesis should get immediate attention, as should any woman who has a fever and/or extreme tenderness of the abdomen.
A 41-year-old member asked:

How big is the needle used for an amniocentesis?

2 doctor answers3 doctors weighed in
Dr. Ankush Bansal
Internal Medicine 17 years experience
See below: Depending on whether it has side ports and/or a catheter, the needle is 8-15 CM long and 20-21g (about 0.8-0.9 mm wide).
A 46-year-old member asked:

I have occult spina bifida of s1? What problems over lifetime?

2 doctor answers5 doctors weighed in
Dr. Djamchid Lotfi
Neurology 58 years experience
Probably not much: Spina bifida oculta is often an x-ray finding that causes no major symptoms . However spina bifida can cause symptoms such as weakness of the legs and bladder problems and occasionally a characteristic loss of the sensation in the so called 'saddle' area.
A 35-year-old member asked:

Could I have spina bifida occulta and not know it for years?

1 doctor answer3 doctors weighed in
Dr. Seth Zeidman
Neurosurgery 33 years experience
Certainly: Most people with spina bifida occulta are unaware of hteir condition and do not have any symptoms from this. Most of the time it doesn't cause any problems.

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Last updated Mar 2, 2015
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