hello welcome to HCM placental cysts are seen in 10 - 15% of pregnancies Its an ultrasound finding. usually does not cause major issues, but a presence of a cyst, its location and size will be measured and a check on the same will be kept by your consultant at periodic intervals Please be patient till the 19th april till a complete level 2 scan is done and then you can review the condition hope to have answered your query Dr Nandita A Thakkar