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International Birth Defects Information Systems
Definitions by IBIS

International Birth Defects Information Systems


Birth Defects ...

"Any anomaly, functional or structural, that presents in infancy or later in life and is caused by events preceding birth, whether inherited, or acquired."
Teratogen ... 
Any medication, chemical, infectious disease, or environmental agent that alters the development of a fetus and results in the loss of a pregnancy, birth defects, functional disorders, mental retardation ...
Etchings by Dr. Josef Warkany
Child (probably Hydrocephalus) by Albert Durer Genetic  Counseling ...
"A communication process which deals with problems associated with the care, risk of occurrence, or recurrence of genetic or teratogenic disorders ...

Face (facies) stigmatic of Down Syndrome.

Syndrome ...
"A constellation of typical, concurrent or not, symptoms and signs ...

Child of Non-disjunction

American Medical Association