Arachnoid cyst Deval Shah Article Published: Jun 21, 2014 Astha hospital, Deesa, Gujarat, India.  Case report Following images and video show a case of midline cerebral arachnoid cyst seen in a fetus at 24 weeks (arrow). No other anomalies were found. Sorry, your browser doesn't support embedded videos. Sorry, your browser doesn't support embedded videos. Discussion Board Start a discussion about this article Add bookmark Bookmarked