Mutations in the F8 gene cause hemophilia A, while hemophilia B is caused by mutations in the F9 gene. The proteins made by these genes play a critical role in the process of blood clotting.
There are many different types of imaging tests used to diagnose diseases of the digestive system. Computed Tomography (CT Scan) A CT scan, computed tomography, takes multiple X-rays of the body from different angles in a very short period of time.
A more-detailed form of pinched nerve test. Beyond palpation and a question and answer session, your doctor may conduct one or more of the following tests to help diagnose a pinched nerve: Nerve conduction study â electrodes in the form of patches are attached the skin; nerves are stimulated with a mild electrical impulse. This can reveal neural damage.