external conjugate diameter


Also found in: Dictionary, Thesaurus, Encyclopedia.
Related to external conjugate diameter: conjugata vera

ex·ter·nal con·ju·gate

[TA]
the distance in a straight line between the depression under the last spinous process of the lumbar vertebrae and the upper edge of the pubic symphysis.
Farlex Partner Medical Dictionary © Farlex 2012

external conjugate diameter

The anteroposterior diameter of the pelvic inlet measured externally; the distance from the skin over the upper part of the symphysis pubis to the skin over a point corresponding to the sacral promontory.
See also: diameter
Medical Dictionary, © 2009 Farlex and Partners
Full browser ?