Guthkelch, A. N. (1970). Archives of Disease in Childhood, 45, 104. Occipital cranium bifidum. This paper describes a follow-up of 74 consecutive cases of occipital cranium bifidum born and treated between 1948 and 1965, and the surgical technique used in their repair. When no hydrocephalus developed, 86%/' of the cases of cranial meningocele, but only 40% of those of encephalocele, showed norm...

PATTEN (1952) described 'a curious distortion of the central nervous system' in human embryos measuring 5,7,12-5,20, and 30 mm. in length, as well as in some pig embryos. The malformation was called'overgrowth of the neural tube'. Instead of the indecisive word 'overgrowth' the present writer suggests the more exact term 'hypermorphosis' should be used for this malformation. Patten described it...

Iniencephaly is a rare form of neural tube defect (NTD) that has been documented in human beings and rats,” but not in the European (domestic) ferret (Mustela putoriusfuro). The term iniencephaly, derived from the Greek word “inion,” meaning “the nape of the neck,” is applied to a syndrome characterized by the following features: 1) deficiency of the occiput, 2) rachischisis (congenital fissure...