impacted fetus

im·pact·ed fe·tus

a fetus that, because of its large size or narrowing of the pelvic canal, has become wedged and incapable of spontaneous advance or recession.

im·pact·ed fe·tus

(im-pak'tĕd fē'tŭs)
A fetus that, because of its large size or narrowing of the pelvic canal, has become wedged and incapable of spontaneous advance or recession.
References in periodicals archive ?
Many experts believe that the accoucheur has approximately 4 or 5 minutes to deliver the impacted fetus before the risk of these adverse outcomes rises substantially.
Tackle the challenging shoulder dystocia emergency by practicing delivery of the posterior arm: successful delivery of the posterior arm may require finding and firmly grasping the fetal hand, wrist, and/or distal forearm
Spiritual emblems are kept under wraps, like the Aztec loincloth worn underneath the flashy outfits in Zoot Suit; or placed underground, like the hole in which a farm worker tries to mate with the earth goddess in Bernabe; or borne within the body itself, like the impacted fetus carried for decades by the Mexican revolutionary matriarch of Mummified Deer.
San Diego, Calif.: a Mayan romance
I am deeply indebted to the obstetricians who took the time to share their excellent advice on how to deliver an impacted fetus.
A few caveats for the push technique
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