Hydranencephaly (or hydrancephaly) is a type of cephalic disorder. These disorders are congenital conditions that derive from either damage to, or abnormal development of, the fetal nervous system in the earliest stages of development in utero.
Voyage to the Bottom of the Sea Cast. 1  Stars (2) EDIT Richard Basehart. Admiral Nelson. 2  Guest Stars (287) EDIT Patrick Culliton. Dunlap. 3  Cameos (1) EDIT Seymour Cassel. Jensen. 4  Writers (29) EDIT Harlan Ellison. Writer. 5  Directors (21) EDIT Alan Crosland Jr. Director. 6  Crew (5) EDIT Peter Packer. Story.
Nov 10, 2014 10:16 AM EST. Former television actress Kristy McNichol has opened up about why she left show business. During a recent reunion for the hit '70s series Love Boat, McNichol, who also starred on the '80s sitcom Empty Nest but vanished from tâ¦ Read more. 01:41 â The Captain shares an uncomfortable dinner with Robert Reed, Loretta Swit and Richard Mulligan.