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down syndrome造句
31. An estimated 350,000 people in the United States have Down syndrome. 32. Most people with Down syndrome are mildly to moderately retardateretarded. 33. The nuchal scan helps doctors to estimate the risk of the fetus having Down syndrome or other defects more accurately than by maternal age alone. 34. About one in every one hundred people with Down syndrome will develop leukemia, a cancer of the blood. 35. Peple have Down syndrome often have other conditions, these include problems with their heart, and with their breathing and hearing. But a lot of these conditions are treatable. 36. Down syndrome is a genetic disorder that delays a person's physical and intellectual development. 37. About one in every one Down syndrome will develop leukemia, a cancer of the blood. 38. The name for this condition condition is Dong Down syndrome. 39. Most people with Down Syndrome syndrome are mildly to muderily retargatemoderately retarded.