Reference Entry

Down syndrome

Miquel Porta

Edited by John M. Last

in A Dictionary of Public Health

Second edition


Published online May 2018 | e-ISBN: 9780191844386

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An inborn defect in which the affected person has an extra chromosome 21, a condition of unknown origin that apparently starts at conception and may be associated with a defect in male or female chromosomes. The physical stigmata (formerly called “mongolism”) affect facial appearance, stature, and the limbs, including the hands, and intellectual development is retarded to varying degrees. Affected children may have other problems, such as congenital heart disease, increased risk of leukemia, and amyloid brain plaques resembling those of Alzheimer's disease. The eponym for the condition commemorates the British physician ...

Reference Entry.  113 words. 

Subjects: Medicine and Health ; Public Health and Epidemiology

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