Diffusion and the Five Characteristics of Innovation Adoption. Posted on | October 23, 2012 | No Comments. In particular, Rogers was concerned that for individuals to adopt an innovation, they must make a conscious decision that overcomes their uncertainty about the product or process.
A CT scan is the test of choice to evaluate for the four types of intracranial hemorrhage (subdural, epidural, intracerebral, or subarachnoid) bleeding in the brain, swelling of the brain during the first 24 to 48 hours after injury, or to detect a skull fracture [4] because it is faster, more cost-effective, and easier to perform than an MRI.
Page Content. A brain SPECT, or Single Photon Emission Computed Tomography, scan is used to detect altered blood flow in the brain. A SPECT scan is a nuclear medicine exam that uses a radioactive compound to diagnose some diseases of the brain. It is a form of radiology because radiation is used to capture pictures of the human body. Procedural Details You will be given a small dose of radioactive material through an intravenous (IV) line. This compound, called a tracer, collects in the brain and gives off gamma rays.