Doctor insights on:
Blindness Malabsorption Vitamin
Night blindness: True night blindness or nyctalopia (from greek ????-, nykt- "night"; and ?????, alaos "blindness") is a condition making it difficult or impossible to see in relatively low light. It is a symptom of several eye diseases. Night blindness may exist from birth, or be caused by malnutrition (for example, a lack of vitamin a). Blood levels can be determined with normal range from 50 to 200 mcg/dcl. ...Read moreSee 1 more doctor answer
Vision impairment and blindness are conditions in which a person cannot see well or see at all, even with glasses or contact lenses. If a person's best vision (with correction) out of either eye is only 20/70 - 20/200, he is impaired. If he can see no better than 20/200 or his visual field is no more than 20 degrees (severe "tunnel" vision), ...Read more
In some: For people who have macular degeneration of intermediate or high risk of progression (something your eye doctor can determine by exam), than the areds formula of vitamins has been proven to decrease the risk of severe vision loss by 25%. For those with mild findings, only a family history of amd but a normal exam and the general public, the eye vitamins have not been proven beneficial. ...Read moreSee 1 more doctor answer
Get check up!: You need to go over what's happening with your doctor. It sounds like you may be having low blood pressure if this happens when you get out of bed. But i'm not sure based on the info in your question. Anytime you have ongoing dizziness, and episodes of blindness (!), you must be seen! ...Read more
Rare: It take an extraordinary elimination diet to get vitamin a levels low enough to affect vision in the first world. The only known cases in such circumstances have been those on extreme diets such as all polished rice for over a year. There; are causes for night blindness. Which your ophthalmologist can diagnose, but vitamin a deficiency is unlikely. ...Read more
I have frequents headaches, I went to the eye doctor since I'm almost blind to find out if my eyes where the cause and twice the answer was no. My regular docor did blood test on me and the inly thing that came up inrregular was Vitamin D defficiency whic
D def possible cause: I recommend a neurologiy consult to evaluate headaches. We have learned much about vitamin D function irecently-- important in many metabolic pathways. Replenishing adipose tissue stores must occur before serum levels rise, sometimes taking more than 6 months. The morbidly obese may need 3 times the usual dose. 10,000 iu Vit D3 caps are inexpensive. Do not sunbathe! Unnecessary and carcinogenic ...Read moreSee 1 more doctor answer
Gastritis: Certain forms of gastritis destroy cells that secrete intrinsic factor which is essential for absorption of vitamin B12. This can also alter th pH in the GI tract and influence other functions. Vit D is a fat soluble vitamin that is not dependent on the stomach for absorption. ...Read more
What might cause malabsorption of b complex vit. In a diabetic? Used to take vitamins with good results.
If I have fructose malabsorption and i eat high fructose foods, what happens to the foods? Am i still absorbing any of the vitamins/minerals?
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