To use all functions of this page, please activate cookies in your browser.
my.bionity.com
With an accout for my.bionity.com you can always see everything at a glance – and you can configure your own website and individual newsletter.
- My watch list
- My saved searches
- My saved topics
- My newsletter
FingerprickIn medicine, some blood tests are conducted on venous blood obtained by fingerprick. There are various ways of opening a small wound that produces no more than a few drops of blood. The procedure can be painful, but may be quicker and less distressing than venipuncture. Additional recommended knowledgeAfter a droplet has formed, venous blood is sucked up by a capillary (a thin glass tube), usually passively or sometimes by indirect suction. Tests commonly conducted on capillary blood are:
Fingerpricks are sometimes done on children and the elderly, when only a small amount of blood (less than 500 μg) is needed for a test. Neonates (newborn babies) are given heelpricks instead, as this is less likely to cause permanent damage (and because babies have very small fingers). |
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Fingerprick". A list of authors is available in Wikipedia. |