Immune system

Radiopharmaceuticals used in imaging of infection and inflammation accumulate in the region of interest because of the locally changed physiologic conditions. An infectious/inflammatory process is characterized by all of the following EXCEPT:

Fever of unknown origin (FUO) can be caused by all of the following disorders/factors EXCEPT:

Images obtained shortly after injection of white blood cells labeled with In-111 or Tc-99m are characterized by intense activity-up to 4 hours, but disappearing prior to 24 hours imaging-pulmonary activity. This phenomenon is caused by the fact that:

Which of the following diagnostic test uses radioactive material to visualize the drainage of fluid by the lymphatic system?

Tc-99m and In-111-labeled leukocyte imaging (WBC) are established procedures for diagnosing inflammation and infection. All of the following wounds appear as areas of intense activity on WBC images EXCEPT:

Flow imaging is an essential part of all of the following nuclear medicine procedures EXCEPT:

An organ that removes old red blood cells, holds a reserve of blood in case of hemorrhagic shock, and synthesizes antibodies in its white pulp is called:

Human antimurine antibody (HAMA) is being produced when:

Images obtained shortly after injection of leukocytes labeled with In-111 or Tc-99m are characterized by intense pulmonary activity that clears and approaches background level by:

All of the following scintigraphic methods are often used in the diagnosis of fever of unknown origin (FUO) EXCEPT