Doctor insights on:
Nasal Bone Down Syndrome
Talk with the Ob-Gyn: Depending upon ethnic group and other factors, some babies will not show bone formation in the nasal bridge by 22 weeks. It is believed that having a nonossified nasal bone between 15 and 22 weeks increases the Down syndrome risk, especially in women with high risk factors. But, it is statistics (look at all data), so some normal babies and some with other syndromes can have the same finding. ...Read more
Down syndrome is the classic presentation clinically of the congenital malformation syndrome also known as Trisomy 21. Classic features may include simian creases, epicanthal folds, upslanting palpebral fissures, flat nasal bridge, hypertelorism, low set ears, endocardial cushion defects of the heart, atlanto-axial joint instability, blood ...Read more
I had a 12 ultrasound and no nasal bone was found that's it mean my baby has Down syndrome or it may be to little to tell help i'm worried please?
Needs followup: Although suspicious, it may be too early to tell for sure. Data are better for 2nd trimester ultrasounds, in the 15 to 20 week range. Please see your ob/gyn and discuss consultation with high risk OB and a plan for further testing and additional OB us. Based on epidemiology (population analysis - not necessarily true for you!): hypoplastic nasal bones - .5-1.2% normal fetuses vs. 43-62% down's. ...Read more
19 weeks pregnat blood came back negative but they can see babys bone in nose does it always mean down syndrome?
Not Down's: The blood test is the gold standard for testing. I would believe that 10 times more than an indistinct shadow on a 19 week ultrasound. There are lots of false positives (meaning a condition is suspected but ends up not being true) with us screening. That's why it is just a screening. If you then have a positive screen, you move ahead to the gold standard test - in this case the blood work or amnio. ...Read more
I'm experiencing headache when I woke up this morning. My nasal bone is so sore. The back of my head is so sore too. I feel like someone is pinching my nerves down?
Check with you Dr.: First check with you physician to be sure there are no medical complications. You may also have some dental concerns (grinding your teeth, sleep disturbances, etc.) but rule medical complications out first. If you physician does not find an answer, you may look into finding a doctor that deals with TMJ issues to see if this might be a cause. Treat the cause, not the effects. ...Read moreSee 2 more doctor answers
Your Purpose: Every question should have some purpose behind , could you please let me know how would it help you? Other wise in 12 wks old fetus probably few m.M researchers have more things to do then measuring nose in fetus. Good luck. ...Read more
Bone is a living growing tissue made mostly of collagen (protein that provides soft framework) & the mineral calcium phosphate that adds strength & hardens the framework. Two types of bone are found in the body; cortical (dense compact outer layer) & trabecular (makes up inner layer, ...Read more