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Reid's baseline

"anthropologic" baseline

from infraorbital point (inferiormost pt of bony orbit)
to superior border of external auditory meatus

Note: "axial" CTs use "supraorbital-meatal" line (about 25 degrees to Reid's)

Charles E. Kahn, Jr., MD - 2 February 1995
Last updated: 1 October 2013

Related CHORUS documents:

renal TB

Still disease

bone island

total anomalous pulmonary venous return (TAPVR)

prolactinoma

melorheostosis

Copyright © 2013, Charles E. Kahn, Jr.