What is a PET/CT scan? Positron Emission Tomography (PET) and Computed Tomography (CT) scans are both standard imaging tools that physicians use to pinpoint disease states in the body. A PET scan images the cellular activity of the body at a very early stage, often before anatomical changes take place.
Tularemia is a rare infectious disease that typically attacks the skin, eyes, lymph nodes and lungs. Tularemia â also called rabbit fever or deer fly fever â is caused by the bacterium Francisella tularensis.
Diseases > Horse and Deer Flies > Tularemia. Tularemia. Tularemia is a disease that was first recognized as a plague-like disease of rodents in 1911 in Tulare, California. It is caused by a bacterium that is widespread in nature, occurring in a variety of wild mammals and birds, in water, and even in soil.