(rent‵gĕn-og'ră-fē )

[roentgen + -graphy]

Radiography.

body section r.Tomography.

mucosal relief r.An x-ray examination of the intestinal mucosa after ingested barium has been removed and air under slight pressure has been injected. This leaves a light coat of barium on the mucosa and permits x-ray images of the fine detail of the mucosa.

serial r.Repeated x-ray pictures taken of an area at defined but arbitrary intervals.