Examination of a body part by transillumination, especially for the detection of breast cancer.
[G. diaphanēs, transparent, + graphō, to write]
Etymology: Gk, diaphanes, shining through, graphein, to record
a type of transillumination used to examine the breast that uses selected wavelengths of light and special imaging equipment. The images are still recordings, as in conventional radiography. See also diaphanoscopy.