The Placenta
Normal Anatomy.
Hypoechoic or cystic lesions. o Intervillous thrombus. o Decidual septal cysts. o Placental infarction o Breus' mole. o Retroplacental hemorrhage. o Intraplacental hemorrhage. o Placental vascular lakes. o Placental surface cysts / Subamniotic hemorrhage.	Membranous Placenta.
	Succenturiate Placenta / Bilobate Placenta.
	Placenta Previa.
	Vasa Previa.
Thick Placenta.	Placenta acreta / increta / percreta
Thin Placenta.	Battledore placenta.
Placental tumor. o Non trophoblastic. o Trophoblastic.	Velamentous cord insertion.
Placenta Extrachorialis. o Circumvallate placenta. o Circummarginate placenta.	Placenta in chromosomal anomalies.
Video images of the placenta
Link to normal cervix