1 It is often necessary to do both CT and PET scans to evaluate cancer. 2  Help a doctor choose the best treatment for cancer or to see how well treatment is working. 3  PET scans may also be done to see whether surgery can be done to remove a tumor.
The 2016 Road Atlas. Weâve had plenty of time to hone our craft of compiling accurate, detailed maps and travel information into the ultimate road trip accessoryâ-something thatâs useful (and easy to use), current, beautiful, and compact.No wonder generations of savvy travelers have put our Road Atlas atop their packing lists! Learn Moreâº.eâve had plenty of time to hone our craft of compiling accurate, detailed maps and travel information into the ultimate road trip accessoryâ-something thatâs useful (and easy to use), current, beautiful, and compact. No wonder generations of savvy travelers have put our Road Atlas atop their packing lists! Learn Moreâº.
Map of the Earth. Geography (from Greek Î³ÎµÏÎ³ÏÎ±ÏÎ¯Î±, geographia, lit. earth description) is a field study of the lands, the features, the inhabitants, and the phenomena of Earth. A literal translation would be to describe or picture or write about the earth. The first person to use the word geography was Eratosthenes (276â194 BC).