THESAURUS
roentgenograph
ECG, EEG, EKG, X ray, X-ray movie, chest X-ray, electrocardiogram, electrocorticogram, electroencephalogram, electroencephalograph, electromyogram, encephalogram, encephalograph, orthodiagram, photofluorogram, photofluorograph, photogram, pyelogram, radiogram, radiograph, roentgenogram, scotograph, shadowgram, shadowgraph, skiagram, skiagraph