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  2. Choriocarcinoma - Wikipedia

    en.wikipedia.org/wiki/Choriocarcinoma

    Choriocarcinoma is a malignant, trophoblastic [1] cancer, usually of the placenta. It is characterized by early hematogenous spread to the lungs. It belongs to the malignant end of the spectrum in gestational trophoblastic disease (GTD). It is also classified as a germ cell tumor and may arise in the testis or ovary.

  3. Chorioangioma - Wikipedia

    en.wikipedia.org/wiki/Chorioangioma

    Chorioangioma, or chorangioma, is a benign tumor of placenta. It is a hamartoma-like growth in the placenta consisting of blood vessels, [1] and is seen in approximately 0.5 to 1% pregnancies. [2] It is mostly diagnosed ultrasonically in the second trimester of pregnancy.

  4. Fetal circulation - Wikipedia

    en.wikipedia.org/wiki/Fetal_circulation

    The fetal circulation is composed of the placenta, umbilical blood vessels encapsulated by the umbilical cord, heart and systemic blood vessels. A major difference between the fetal circulation and postnatal circulation is that the lungs are not used during the fetal stage resulting in the presence of shunts to move oxygenated blood and ...

  5. Umbilical vein - Wikipedia

    en.wikipedia.org/wiki/Umbilical_vein

    The unpaired umbilical vein carries oxygen and nutrient rich blood derived from fetal-maternal blood exchange at the chorionic villi.More than two-thirds of fetal hepatic circulation is via the main portal vein, while the remainder is shunted from the left portal vein via the ductus venosus to the inferior vena cava, eventually being delivered to the fetal right atrium.

  6. Umbilical artery - Wikipedia

    en.wikipedia.org/wiki/Umbilical_artery

    The umbilical arteries surround the urinary bladder and then carry all the deoxygenated blood out of the fetus through the umbilical cord. Inside the placenta, the umbilical arteries connect with each other at a distance of approximately 5 mm from the cord insertion in what is called the Hyrtl anastomosis. [1] Subsequently, they branch into ...

  7. Umbilical cord - Wikipedia

    en.wikipedia.org/wiki/Umbilical_cord

    It contains one vein, which carries oxygenated, nutrient-rich blood to the fetus, and two arteries that carry deoxygenated, nutrient-depleted blood away. [6] Occasionally, only two vessels (one vein and one artery) are present in the umbilical cord. This is sometimes related to fetal abnormalities, but it may also occur without accompanying ...

  8. Here's what pregnancy actually looks like before 10 weeks ...

    www.aol.com/lifestyle/heres-pregnancy-actually...

    Photos of what pregnancy tissue from early abortions at 5 to 9 weeks actually looks like have gone viral.. The images, which were originally shared by MYA Network — a network of physicians who ...

  9. Chorionic hematoma - Wikipedia

    en.wikipedia.org/wiki/Chorionic_hematoma

    Chorionic hematoma is the pooling of blood between the chorion, a membrane surrounding the embryo, and the uterine wall. [2] It occurs in about 3.1% of all pregnancies , [ 2 ] it is the most common sonographic abnormality and the most common cause of first trimester bleeding .