Vitamin B12/ja: Difference between revisions

Line 82:

"疑似ビタミンB12"は、ビタミンに似た構造を持つがビタミン活性を持たない[[corrinoid/ja|コリノイド]]である化合物を指す。偽ビタミンB12は、藻類の健康食品である[[Spirulina (dietary supplement)/ja|スピルリナ]]に含まれるコリノイドの大部分である。

~~<div lang~~=~~"en" dir~~=~~"ltr" class~~=~~"mw-content-ltr">~~

==欠乏症==

==Deficiency==

{{Main|Vitamin B12 deficiency|l1=Vitamin B12 deficiency}}

{{Main/ja|Vitamin B12 deficiency/ja|l1=Vitamin B12 deficiency/ja}}

~~Vitamin B~~12 ~~deficiency can potentially cause severe and irreversible damage, especially to the brain and nervous system. Deficiency at levels only slightly lower than normal can cause a range of symptoms such as~~ [[Fatigue (medical)|~~fatigue~~]]~~, feeling weak,~~ [[lightheadedness]], [[dizziness]]~~, breathlessness, headaches,~~ [[mouth ulcer]]~~s, upset stomach, decreased appetite, difficulty walking (staggering balance problems), muscle weakness,~~ [[Depression (mood)|~~depression~~]]~~, poor~~ [[memory]]~~, poor reflexes, confusion, and pale skin,~~ [[~~Paresthesia~~|~~feeling abnormal sensations~~]]~~, among others, especially in people over age 60. Vitamin B~~12 ~~deficiency can also cause symptoms of~~ [[mania]] ~~and~~ [[psychosis]].

~~</div>~~

@@ Line 82: / Line 82: @@
 "疑似ビタミンB<sub>12</sub>"は、ビタミンに似た構造を持つがビタミン活性を持たない[[corrinoid/ja|コリノイド]]である化合物を指す。偽ビタミンB<sub>12</sub>は、藻類の健康食品である[[Spirulina (dietary supplement)/ja|スピルリナ]]に含まれるコリノイドの大部分である。
-<div lang="en" dir="ltr" class="mw-content-ltr">
+==欠乏症==
-==Deficiency==
+{{Anchor|Deficiency}}
-{{Main|Vitamin B12 deficiency|l1=Vitamin B<sub>12</sub> deficiency}}
+{{Main/ja|Vitamin B12 deficiency/ja|l1=Vitamin B<sub>12</sub> deficiency/ja}}
-Vitamin B<sub>12</sub> deficiency can potentially cause severe and irreversible damage, especially to the brain and nervous system. Deficiency at levels only slightly lower than normal can cause a range of symptoms such as [[Fatigue (medical)|fatigue]], feeling weak, [[lightheadedness]], [[dizziness]], breathlessness, headaches, [[mouth ulcer]]s, upset stomach, decreased appetite, difficulty walking (staggering balance problems), muscle weakness, [[Depression (mood)|depression]], poor [[memory]], poor reflexes, confusion, and pale skin, [[Paresthesia|feeling abnormal sensations]], among others, especially in people over age 60. Vitamin B<sub>12</sub> deficiency can also cause symptoms of [[mania]] and [[psychosis]].
+ビタミンB<sub>12</sub>欠乏症は、特に脳と神経系に深刻で不可逆的な損傷を引き起こす可能性がある。正常値よりわずかに低いレベルで欠乏すると、[[Fatigue (medical)/ja|疲労]]、脱力感、[[lightheadedness/ja|ふらつき]]、[[dizziness/ja|めまい]]、息苦しさ、頭痛、[[mouth ulcer/ja|口内炎]]、胃のむかつき、食欲低下などのさまざまな症状を引き起こす可能性がある、 歩行困難（ふらつきバランス障害）、筋力低下、[[Depression (mood)/ja|抑うつ]]、[[memory/ja|記憶力]]低下、反射神経低下、錯乱、皮膚の青白さ、[[paresthesia/ja|知覚異常]]など、特に60歳以上の人に多い。ビタミンB<sub>12</sub>欠乏症はまた、[[mania/ja|躁病]]や[[psychosis/ja|精神病]]の症状を引き起こすこともある。
-</div>
 <div lang="en" dir="ltr" class="mw-content-ltr">