推荐回答(4个)
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这种疾病在我国的分布
前文说过了地中海贫血症是一种罕见且严重的先天性贫血疾病,就我国这种疾病分布,北方要少于南方人。南方人为什么会更容易患上这种罕见疾病呢,据我分析可能是因为南方多位古汉族人有关,基因的问题。
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这种疾病的病理
患有地中海贫血症的病人体内珠蛋白链,会突然发生珠蛋白链缺少,或功能缺失,从而导致人体血红蛋白结构发生严重的变异,这会对血细胞正常带氧能力产生影响,不仅如此,患者的肝脾也会受到损伤。
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患有这种疾病的后果
如果患者不幸确诊为地中海贫血症的话,很遗憾,目前世界上暂时没有有效的治疗方法来针对这种先天疾病。严重的地中海贫血症患者会致死,在婴幼儿时期就躲不过;而轻度患者,身体健康状况也较差。
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重度患者如何治疗?
如果家庭中有人是重度地中海贫血症患者,可以关注最新的国际范围内的相关医学研究成果,尽快获得最先进的治疗方法。孕妇在孕期内发现胎儿患有地中海贫血症,就要做好心理准备,如果情况严重可能见不到孩子,或是出生不久就会被此疾病击倒了。
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中、轻度患者如何治疗?
造血干细胞移植
一般适合中度或是轻重度患者,这种方法是目前最为有效的方法,但是画风较大,而且手术的准备条件必须充分满足才行。另外,切除脾脏,和使用一些药物治疗中轻度患者的方法也是可行的。
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日常护理注意事项
对于中轻度患者日常一定要注意服药安全,一般的感冒都不能使用氧化性药物,而且要保护好呼吸道,不要出现感染的症状。可能平常人很一般的感染,而地贫患者都难以承受。另外饮食、心情方法也需要注意。
地中海贫血的贫血程度不同,治疗方法也不同,对于血红蛋白能够达到正常或接近正常的不需要特殊治疗,如果是轻度的贫血,可以适当干预一下,但是大多贫血症状比较重,需要输血治疗,但是大量输血又会造成铁在机体内沉积,导致含铁血红素沉着症或其他脏器功能的损害,此外还可通过基因治疗和干细胞移植进行治疗。
地贫是基因疾病, 现阶段无法治疗。 如果你们是为了下一代考虑, 那骨髓移植, 换血能解决问题的可能为零。这两种都是治疗重度地贫患者本人的症状, 对下一代无任何意义。 因为造成地贫的基因缺陷不是只存在于骨髓血液里, 而是存在于身体所有细胞(生殖细胞只有一半遗传物质, 所以含有这种缺陷的可能为50%左右)。不管你是换血还是骨髓移植, 都不会影响到生殖细胞的基因组成, 也就对防止下一代患地贫毫无作用。骨髓移植是重度地贫患者的最后选择, 不是说做就做的。 花费高,风险大, 还有一生要服用免疫抑制药物。
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