Chromosome 18 can have three copies {trisomy 18} {trisomy E} {Edward's syndrome} (John H. Edwards) [1960]. Fetus typically dies from heart, kidney, and other internal organs, but some live up to one year after birth and have mental retardation. Incidence is one in 3000 embryos.
Biological Sciences>Medicine>Disease>Kinds>Genetic Disease
4-Medicine-Disease-Kinds-Genetic Disease
Outline of Knowledge Database Home Page
Description of Outline of Knowledge Database
Date Modified: 2022.0224