This video provides basic information about placenta previa, in which implantation of a blastocyst occurs in the inferior segment of the uterus near the internal os (opening) of the cervix resulting in a placenta that partially or completely covers the os. 00:00 Placenta Previa & Types 00:50 Term Pregnancy & Placenta 01:21 Causes 02:03 Clinical Features 02:47 Complications 04:13 Diagnosis 04:56 Management