Down’s syndrome is most commonly caused by:
Correct Answer: Maternal Nondisjunction
Description: Most common cause of Down syndrome (trisomy) is meiotic nondisjunction. Since maternal age is a significant factor for the incidence of Down's, it also suggests that in most cases the nondisjunction takes place in the ovum (Maternal Nondisjunction). Ref: Robbin's Basic Pathology, 7th Edition, Page 230; Essentials of Human Disease By Leonard Crowley, Page 112.
Category:
Pathology
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