acardius amorphus

a·car·di·us a·mor·'phus

a shapeless product of conception covered by skin and hair.
References in periodicals archive ?
Kappelman, "Acardius Amorphus," American Journal of Obstetrics & Gynecology, vol.
The major differential diagnosis is fetus acardius amorphus. This reported case is first of its kind till date all previously reported cases were of benign mature placental teratoma.
[27.] Akimov OV Giant teratoma of the placenta (acardius amorphus).