1. 
   trisomy 18
   Edward's syndrome or trisomy 18 is a chromosomal abnormality, which is more severe and less common than Down's syndrome. Symptoms include severe learning disabilities and often numerous defects, such as cleft lip and palate, club foot, and malformation of internal organs.
   Found op http://www.babycentre.co.uk/glossary/t/
   
   
2. 
   Trisomy 18
   A birth defect that occurs when the child receives duplicated information from chromosome #18. This disorder affects approximately 1 in every 3,000 babies and is more common in girls. Common symptoms of the disorder include mental retardation, kidney complications, low birth weight, coloboma, heart ...
   Found op http://www.pregnology.com/AZ/T/4
   
   

Tip: double click on a word to show its meaning.