Doctor insights on:
Simian Crease Hand
May be nothing: If you have only this particular sign and no other signs and well otherwise, it means- nothing. If it comes with the constellation of some other specific signs and symptoms, pediatricians look for certain chromosomal disease, such as down's syndrome. ...Read more
Simian crease: a single crease in the palm vs the multiple transverse creates many have may mean nothing at all . While rare about 1 in 30 of so called "normal" people have this. There is also a long list of syndromes and illnesses associated with a simian crease. But if you had one of those you'd know it , be born with it and you can't catch those things from others ...Read moreSee 1 more doctor answer
Single palmar crease: Single palm creases are believed to develop around 12 weeks gestation. Any insult to the developing fetus can produce these creases and associated neurologic defects. They are commonly associated with Down's Syndrome, other genetic defects, neurologic disorders and possibly Fetal Alcohol Syndrome. They are present in a small percent of the population with no other significant issues. ...Read more
I know it's 1 in 30 to have a simian crease on one hand. What are the odds of having a simian crease on both hands?
Not quite sure: It depends from your racial and ethnic descend. It seems like in western populations it's quite rare, but in asian population is much more common. The lowest prevalence have swiss, eskimos, dutch populations. ...Read more
Palm lines: Most folks have two lines across the palm joining the side below the little finger with the space between the thumb and index finger. If only one is present, as in some monkeys ("simians") & in 1% of normal folks, it's a tip-off that the person may have another birth defect, especially trisomy 21, but ultimately it's of no use as the other defects will be obvious. ...Read more
Single palmer crease: Most people have a split palm fold/crease that begins at the lateral palm border & turns up between the index & second finger.A second crease starts above the thumb & breaks up before reaching the lateral palm border.The simian (apelike) crease joins the two as one.It is thought to represent less muscle tone during fetal development.It occurs in both nl people & a higher # with Down syndrome ...Read moreSee 1 more doctor answer
Simian crease: is a single line that runs across the palm of of the vhand instead of the 3 creases that are normaly seen appears in 1 out of 30 people more seen in males is often normal may be linked with some other symptoms that define a syndrome like Downs syndrome or fetal alcohol syndrome ...Read more
No: This is listed is present in about 45% of infants with ds but may be seen at least on one side in 5-7% of normal infants. ...Read more
How rare is it to have a simian crease (a single palmar crease) on both palms without having down syndrome?
Fairly common: A single sided simian crease is found in about 10% of the population, whereas having it on both palms is found in about 5%. When a condition is seen in this many people, it is considered somewhat common. Many more people who have a simian crease have normal chromosomes than have down syndrome. ...Read more
See below: It occurs in about 1 of 30 babies. ...Read more
Simian Crease: Yes. Google and look at images.Get a more detailed answer ›
What do you suggest if my grandchild is a week old and doctors have noticed he only has 1 crease on each hand what could it be?
It happens: This occurs at least on one side in roughly 7% of the population.It's origin is thought to reflect how baby holds its hand in the womb.There is an association with low muscle tone and as such it appears in some conditions where this is common like Down syndrome.I'd follow the doctors lead on this.If they express no particular concern I would look on it as nothing to lose sleep over. ...Read moreSee 1 more doctor answer
If I have some of the physical signs of Down syndrome like a simian crease but don't have down syndrome, am I more likely to have a child with downs?
No: Some of the features seen in down syndrome persons are also seen in other hereditary disorders, and some features are seen in normal people. A normal person can have a single horizontal palmar crease (simian crease), but his simian crease is just a trait he has, and has nothing to do with down syndrome. A normal person with a simian crease is not more likely to have a down syndrome baby. ...Read moreSee 2 more doctor answers
Had hand surgery on palmer crease, cut reopened after stitches removed, how to care for and exercise hand now, also how long before fully functional?
The palm skin often: Heals well with dressing changes. And uncomlicated healing times differ but a good average time ( known because there are certain surgical procedures where the pal is left intentionally open and unsutured) is about 3 weeks still as u had surgery call your surgeon! sometimes it is just the superficial dry or macerated skin and it is not open. Other times there could be infection or sinus tract. ...Read moreSee 1 more doctor answer