Doctor insights on:
Single Palmar Crease
45% do: The single palmar crease, 4 finger line, or simian crease (several names for the same feature) is thought to represent the effect of a lower level of muscle tone during the pregnancy. It is found in 45% +/- of ds infants depending on the study cited. It is found on one side in 4% of normal infants and on both sides in 1%. ...Read moreSee 1 more doctor answer
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
It's not specific: A single transverse palmar crease is associated with many medical conditions, most notably Down's Syndrome. However, it is estimated that 10% of people have one hand with a single crease. I do not know how or why this presentation is associated with certain medical conditions. ...Read more
Does craniosynostosis and palmar crease occurring together indicate a genetic abnormality or another condition all together?
Options: Surgery can be quite successful for appropriate candidates. While done often by experienced thoracic surgeons (vats), it is chest surgery (major surgery). There are risks and benefits. Appropriate candidates should be selected. This link to consensus: http://goo.Gl/voqx5. ...Read moreSee 1 more doctor answer
Excessive sweating: If you have excessive sweating in your palms you can try a prescription antiperspirant called Drysol. Apply once a day. If you are having other symptoms with this such as weight loss, diffuse sweating, elevated heart rate consider a thyroid or other endocrine issue and see your doctor ...Read more
Over-active sweating: Hyperhidrosis refers to excessive sweating, typically of the palms, soles of feet, and/or underarms, that occurs when the person is not hot. People who have it avoid shaking hands because they are embarressed by their constantly sweaty palms. Multiple treatments are available. You should go to sweathelp.org for more information. ...Read more
AGE 49: There is no "best" age. With your concern you should make an appointment to see your Primary doctor. He/she will help you decide what needs to be done. Hope all goes well - please keep me posted! ...Read more