In females (who have two X chromosomes), a mutation would have to occur in both copies of the gene to cause the disorder. Because it is unlikely that females will have two altered copies of this gene, it is very rare for females to have hemophilia.
Liver Function Tests. For blood testing a syringe with a fine needle is used to remove a small amount of blood from a vein in your arm. You should only feel a tiny pinprick as this done. The sample can be taken by your GP or a nurse at your local clinic, or by hospital staff. It will then be sent to a laboratory to be tested.
May 10, 2010. Liver function tests or LFTS and LFs as they are referred to along with liver enzymes constitute groups of tests used to determine the state of liver function in a patient. Liver function tests are particularly useful as a screening tool and can be a great benefit when looking for any hepatitis dysfunction.