保健 - 第108期 - page 32

32
健康話題
20
ϋٙ೯࢝ච
ݬ
d
CT
ધ౜ၾᐖसٙ
ڗ
ಂ޼Ӻʥίආ
БʕfШ݊߅ኪ࢕ʊ຾ཫ಻̈͊Ը਄ੰٙᒯઃf޼
Ӻɛࡰ೯ତࡡɿᅁᖑ
ܝގ
ٙ
25000
Τ˚͉ա࢔٫d˼
הࡁ
ቊա࢛ٙᇞඎഃΝ׵Շϣ
CT
ધ౜ඎfਿ׵வԬ
޼Ӻd
ߕ
਷࠮ۜձᖹۜ၍ଣ҅€
FDA
П
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ϓϋ
ɛɓ͛ʕϞ̙ঐ੽
CT
ધ౜ʕᐏ੻ٙ፧࢛Ͼ
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1
j
2000
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ՅഁٙΚᎈ׌һ৷f
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࿁࢛ᇞһ
މ
ઽชfʔ
සΪ
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ՅഁϞһ
ڗ
ٙ
͛նմಂdᒔΪ
މ
˼
ٙ୚
ߤ
ʱ൓һҞd
˼
ٙ
DNA
һ࢙׸ա
Ցฦ࢔fɓϣ
CT
ધ౜ኬ
ߧ
Յഁ೯͛
ߧ
ϥ׌໕ᆯٙࠬ
ᎈ৷༺
1/500
fᒱ್อۨᄃኜঐԴՅഁձ̼Յٙ፧
࢛ኒඎಯˇ
50%
2001
ϋ೯
ڌ
ί
ߕ
਷׳࢛ኪᕏႦ
ٙɓᇐ˖௝ᜑͪd׳࢛Ҧஔɛࡰ
ܘ
ˇึආБவ၇ሜ
዆f
ߕ
਷׳࢛Ҧࢪ՘ึ೯Ԋɛ
Mi che l e Scog l i e t t i
Ⴍj˜ҷᜊҦஔΪ९Ԩʔᗭd̙ঐϞԬҦஔɛࡰӚϞ
ટաཀሜ዆ண௪ٙ੃৅dʔٝ༸
ܣ
䟕Դ͜d
א
݊ʈ
Ъ˄ώd͵
א
̥݊ᖀ౎Ͼʊf™
CT是如何對身體產生傷害的?
Ң
ίԮ͜
CT
੭ݟ
Ը
ک
ઠe๟ᆽٙΝࣛdɰ̀඲
ࣛՍᙆઑ
CT
፧࢛
੭ה
Ըٙ˚ᒈ̋ɽٙΚ࢔f
CT
࿁ɛ
᜗ٙΚ࢔˴
݊ԸІ
X
ᇞପ͛ٙཥᕎ፧࢛fவ၇ཥᕎ
፧࢛ၾɛ᜗୚
ߤ
e᜗૰ഃ
ي
ሯପ͛޴ʝЪ͜dኬ
ߧ
ي
ሯٙࡡɿ
א
ʱɿཥᕎdΪϾ̙˸ٜટॎᕸዚ᜗lz
ݔ
Ԭɽʱɿഐ࿴d̙Դஐͣʱɿᗡᓙ൓eࣨጟࣨა
୭א
ःࣨጟࣨაٙᓙ൓eॎᕸɓԬ࿁
ي
ሯ˾ᑽϞࠠ
จ່ٙ㺛ഃd
ޟ
Ї̙ٜટฦෆ୚
ߤ
ഐ࿴fཥᕎ፧
࢛̙˸ஷཀཥᕎዚ᜗lzᄿ
ع
πίٙ˥ʱɿdҖϓɓ
ԬІ͟ਿdஷཀவԬІ͟ਿٙගટЪ͜Ըฦෆዚ᜗f
電離輻射對人體損傷的發生有兩種:
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ᎇዚ೯͛ٙฦෆd˴
ձኒඎձଡ଼ᔌٙઽช
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ܓ
d
ɓছ̙ʱ
ܓ৷މ
ઽชeʕ
ܓ
ઽชeჀ
ܓ
ઽชձʔઽ
ชଡ଼ᔌf৷
ܓ
ઽชଡ଼ᔌj૸ˋଡ଼ᔌ€૸ˋ୚
ߤ
ձ̼ຯ
ٙ૸ˋ୚
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୐୚
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ઽชٙଡ଼ᔌjชᙂ
ኜ֜€ԉᇫe౺ً᜗e
ഐᇫilzͤ୚
ߤ
€˴
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ߤ
fʔઽ
ชଡ଼ᔌjЄЂeழ৶
ഐᇕଡ଼ᔌf
፧࢛Ъ͜׵ዚ᜗ʘ
ܝ
dᎇա๫ଡ଼ᔌٙઽช׌ձ๫࢛
ଢ଼ጐٙኒඎʔΝˏৎʱɿ˥̻e୚
ߤ
˥̻ٙᜊʷՉ
ପ͛ٙᘱ೯Ъ͜d௰୞ኬ
ߧ
ኜ֜˥̻ٙღᖟɗЇ዆
᜗˥̻ٙʔΝ೻
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ᜊʷd
ک
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ձसًfν׳࢛׌ͤᇮฦෆe༰ɽኒඎٙཥᕎ፧࢛
೯୭ߧ
eͣАଢɨࠥd଻౺ً᜗ฦෆ€ͣlzღत
й݊࿁࢛ᇞઽชٙlzʱ
ؤ
ኜ֜๫࢛̙ঐኬ
ߧ
lzʱ
ؤ
̌ঐٙღᖟfཥᕎ፧࢛࿁͛ಟ୚
ߤ
ٙฦෆٙ
؈ܝ
ࠠd࿁ф੫
א
❆ɬٙ๫࢛
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Ї፲ෂࣖᏐfᘌࠠཀඎٙ፧࢛ɰึிϓ
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ୋɚ݊ᎇዚࣖᏐfఊ
אࡈ
ʃඎ୚
ߤ
աՑ፧࢛ฦෆ€˴
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ݑ
Ѝ᜗ຆᜊeਿΪ߉ᜊഃ̙̈ତᎇዚ׌ࣖᏐd
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ᎇഹ
CT
ધ౜Ҧஔٙᄿ
ع
౷ʿdอٙધ౜ҦஔٙᏐ͜d
˸ʿԴ͜˙
ک
ٙഐ
؈
ߧ
ԫྼɪ
CT
ݟ
іϗኒඎ౷
ཁᄣ̋f਷ყ፧࢛ԣᚐ։ࡰึίɓධ
1989
ϋٙሜ
ݟ
ᜑͪdး၍
CT
ݟ
සЦ
ה
ϞᏨ
ݟ
ٙ
2%
dϾ࿁׵ʮ଺
ൢᓙ׌ϓ྅ٙટϗኒඎd
CT
ۍ
Ц
20%
̸̛fϾίᎇ
ܝ
ٙ࿁
ߵ
਷ٙሜ
ڌݟ
׼d፧࢛ટաኒඎ̙ঐึɪʺ
Ց
40%
ߕ
਷d
CT
ٙટաኒඎʊЦՑ
67%
fவ၇
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