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Updated: Aug 1, 2026

Transuterine Fetal Tracheal Occlusion Model in Mice
Published on: February 5, 2021
[Term pregnancy with fetus papyraceus]
1Toldy Ferenc Kórház, Cegléd, Szülészeti és Nógyógyászati Osztály.
The authors describe a case of dichorionic-diamniotic twin gestation diagnosed in the first trimester. One of the twins perished during the 2nd trimester and became compressed against the uterine wall (stuck twin phenomenon). The surviving sibling weighing 3400 g was delivered by cesarean section at term in good condition along with the placenta. A much smaller, pale second placenta was extracted thereafter together with a hardly recognizable fetus papyraceus.
The authors describe a case of dichorionic-diamniotic twin gestation diagnosed in the first trimester. One of the twins perished during the 2nd trimester and became compressed against the uterine wall (stuck twin phenomenon). The surviving sibling weighing 3400 g was delivered by cesarean section at term in good condition along with the placenta. A much smaller, pale second placenta was extracted thereafter together with a hardly recognizable fetus papyraceus.
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