Figure 1.
Comparison of imaging modalities with respect to molecular sensitivity and spatial resolution (Adapted from Tichauer et al23). PET, Positron emission tomography; SPECT, single photon emission computed tomography.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.