Fetal right choroid plexus cyst at 18 weeks is usually enough for regular rechecks, and if the fetal right choroid plexus cyst doesn’t disappear after 24 weeks, you should go to the hospital for amniocentesis for further diagnosis. Fetal right choroid plexus cyst refers to pregnant women in the ultrasound found fetal right lateral ventricle inside the choroid plexus cyst, which is a common clinical manifestation of pregnancy, 18 weeks fetal right choroid plexus cyst is generally a physiological function, the examination does not need to excessive to intervene, the later may disappear. After 24 weeks of pregnancy through the ultrasound review of the right side of the choroidal cyst has not disappeared, to pay attention to, go to the hospital to do amniocentesis to see whether the fetus has chromosomal malformation problems, but also to do the fetal cranial magnetic resonance, to determine fetal craniocerebral changes, all aspects of the examination is not abnormal can continue to be pregnant, the examination of the more serious deformities, timely induced termination of pregnancy treatment. After pregnancy, we should do a good job of regular pregnancy checkups, there are abnormalities can be detected in a timely manner.