遺傳性疾病ppt課件(已修改)
2025-03-05 22:14 本頁面
【正文】 Geic Disorders (Inherited Diseases) Zou Xiaobing Department of Pediatrics 3rd Affiliated Hospital Sun Yatsen University Great changes in medicine one of the biggest victories in medicine over the past 100 years is that infectious diseases have decreased dramatically, for example, smallpox was eradicated, poliomyelitis will soon be eradicated and pertusis, diphtheria, malaria, measles are diminishing The reasons of the changes in medicine ?Social progress ?planned immunization ?Advances in medical sciences ?better nutrition geic disorders are increasing ?A geic disorder is an illness caused by abnormalities in genes or chromosomes. While some diseases, such as cancer, are due in part to a geic disorders, they can also be caused by environmental factors. Reasons ?Environment pollution caused by development : mutagenic substances e from industrial wastes, nuclear wastes and modern human life, drug abuse such as the use of thalidomide. ?Improved diagnostic techniques include biochemical techniques, cytogeic techniques and more important, molecular geic techniques. Epidemiology of geic disorders in China ?It is estimated that ,each year in China , there are 20,000,000 live birth neonates. 5% of them will suffer from inherited disorders or birth defects. it means that each year there are 1,000,000 new patients. ?Over 10,000 kind of inherited diseases are found by now. Basic of geics ?Cell is the basic unit of human body. ?Chromosome is the carrier
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