Yulia
Forum Elite
Topics: 19
Posts: 240
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What is related to the leading known cause of mental retardation?
a. substance abuse
b. chromosomal abnormalities
c. iatrogenic reasons
d. autoimmune disease
e. infections
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| prep4usmle
Administrator
Topics: 288
Posts: 1,182
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Hi,
I guess it is substance abuse (Fetal alcohol syndrome).
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| Yulia
Forum Elite
Topics: 19
Posts: 240
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Yes, it is the leading known cause. Down Syndrome is second.
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| prep4usmle
Administrator
Topics: 288
Posts: 1,182
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Thanks!
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| asun
Forum Newbie
Topics: 1
Posts: 11
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Yes, Substance abuse is the answer.
Fetal alcohol syndrome is the most common cause and Down and Fragile X Syndromes are most common genetic causes.
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