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Doctor insights on: Could My Night Blindness Be Due To A Malabsorption Of Vitamin A

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Could my night blindness be due to a malabsorption of vitamin a?

Could my night blindness be due to a malabsorption of vitamin a?

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 more

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Dr. Damien Luviano
64 doctors shared insights

Blindness (Definition)

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


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Can a cause of osgood-slatter be due to having a very low vitamin level?

Can a cause of osgood-slatter be due to having a very low vitamin level?

Doubt it: Probably not related to vitamins. However young people should be on a vitamin d supplement. They also may need a calcium supplement if they do not have enough calcium in their diet. I recommend vitamin d and extra calcium for all my patients. ...Read more

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I couldn't find my car the other day. Could this be due to my pregnancy or is it a sign of alzheimer's'?

I couldn't find my car the other day. Could this be due to my pregnancy or is it a sign of alzheimer's'?

Losing the car: Forgetting where you left your car is not a sign of any illness. No cause is needed. This kind of thing is normal. You have no need for concern. Alzheimers is especially unlikely considering your age. ...Read more

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If I'm tired all the time could it be due to a lack of iron in my body?

If I'm tired all the  time could it be due to a lack of iron in my body?

Several causes: Of being tired. If you are low in iron you probably are anemic. ( low blood count). I would see your PCP for full work up to find the problem ...Read more

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Could the loss of a kidney be a possible cause of cronic fatigue?

Could the loss of a kidney be a possible cause of cronic fatigue?

Chronic fatige: This is unlikely. Chronic fatigue has a whole lot of possibilities. Most peolpe do well with only one kidney ie kidney donors. Certailnly if your remaining kidney is failing and not working correctly this can cause fatigue with often swelling, sob and lab abnormalities. See your doctor. ...Read more

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I'm having nausea, fatigue and blurred vision. Is it due to lack of sleep? I have a case of low blood pressure as well. Could it be due to that? I also have a history of panic attacks.

I'm having nausea, fatigue and blurred vision. Is it due to lack of sleep? I have a case of low blood pressure as well. Could it be due to that? I also have a history of panic attacks.

Blurred vision: needs to be evaluated by an eye doctor. Low blood pressure MAY account for your other symptoms but see your doctor for a proper diagnosis and treatment. Panic attacks are best dealt with through a mental health professional. Peace and good health. "Hope and Help for your Nerves" is a good book about anxiety written by Claire Weekes. ...Read more

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What could produce there to be a streak of blindness in my eyes?

What could produce there to be a streak of blindness in my eyes?

Not sure: What you mean. Describe exactly what you are seeing (or not seeing) so we can help you. ...Read more

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Could vitamin deficiency be the reason for my burning tongue and not being able to tast anything result from a vitamin deficiency?

Could vitamin deficiency be the reason for my burning tongue and not being able to tast anything result from a vitamin deficiency?

Possible: Burning tongue syndrome or glossodynia is one of the more frustrating conditions in my practice. There is no known cause or proven treatment. I usually recommend a multivitamin because there are anecdotal reports of it being caused by a vitamin deficiency but this has never been proven. Controlling acid and a blander type of diet seem to help some. Good luck! ...Read more

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What is causing me to have reduced alertness for the past two weeks and blurry vision? Can this be a sign of something serious ?

What is causing me to have reduced alertness for the past two weeks and blurry vision? Can this be a sign of something serious  ?

Blood check for DM: Blurry vision and reduced alertness can be due to a variety of issues. Your md might want to do blood tests to check for diabetes and normal kidney function. If you are not on any medications or have any other significant med history (which can cause such symptoms), see an eyemd to check your refraction and your optic nerve appearance and function. ...Read more

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Can a long period be caused by anemia having a really heavy flow, and am starting to have symptoms of anemia. Is that a possible cause?

Can a long period be caused by anemia having a really heavy flow, and am starting to have symptoms of anemia. Is that a possible cause?

Yes.: Iron deficiency from heavy menstrual bleeding is the most common cause of anemia. The anemia isn't the cause of the bleeding. It's the other way around. See a gynecologist or your primary care physician for help. ...Read more

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Losing hairs from sideburns and temples and also the parting has widened a bit. Could this be coz of vitamin deficiency? Or is this a sign of aga?

Losing hairs from sideburns and temples and also the parting has widened a bit. Could this be coz of vitamin deficiency? Or is this a sign of aga?

Alopecia: There is a condition called alopecia which causes the hair to fall out. This is different from male pattern baldness which is genetic and not a disorder. A dermatologist can tell you if you have alopecia (an autoimmune disorder) treat it w/medication. Peace and good health. There is no relationship between masturbation and hair growth. ...Read more

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Is a reading of 40 low for vitamin d and if so what type of health issues could it have on me for example could it prevent a fracture from healing?

Is a reading of 40 low for vitamin d and if so what type of health issues could it have on me for example could it prevent a fracture from healing?

Over 30 is normal --: Value of vit d. So your vit d is well within normal limits. Low vit d affects bone healing, causes tiredness, fatigue etc. Check with your gp, to ensure your general health is good ; also to confirm the reading of vit d, with your lab doctor, to ensure its within normal limits, as different labs do use different references, especially in different countries. So have that checked. Good luck. ...Read more

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Can a reduced appetite come from severe/chronic gas, or is this always a sign of something more serious?

Can a reduced appetite come from severe/chronic gas, or is this always a sign of something more serious?

Many causes: A reduced appetite can be caused by a variety of conditions some relatively benign others more serious. Chronic gas and the associated pain/discomfort can reduce your appetite. Try taking an over the counter medication called simethicone aka gas x. Be well. ...Read more

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What can deficient in vitamin B12 be a sign of or precursor to?

What can deficient in vitamin B12 be a sign of or precursor to?

A form of anemia: An uncommon but possible form of anemia in a 32 year old woman the common medical term is pernicious anemia. It is usually found on routine blood testing. ...Read more

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I lose a lot of blood during periods and I have aenimia and vit d deficiency, what may be the cause of all this ?

Heavy periods: Are the probable cause of your anemia. Ask you doctor if you need iron therapy. Vitamin d deficiency is common in this country, and easy to fix with a daily dose of generic vitamin d3 at 2000 units/ day. ...Read more

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I did vitamin d test as asuggest from a friend that it the cause of sudden hair loss.The result came12ng/ml.What the treatment?!

I did vitamin d test as asuggest from a friend that it the cause of sudden hair loss.The result came12ng/ml.What the treatment?!

Vit D supplement: Your vitamin d is very low. Suggest supplementation with vitamin d3 of at least 5, 000 iu per day and then have rechecked after 6-8 weeks. Consider also taking biotin for the hair loss. Are you under a lot of stress. ...Read more

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What causes antibodies to suddenly attack the thyroid? Could it be a lack of vitamin d or too much gluten in the body?

What causes antibodies to suddenly attack the thyroid?  Could it be a lack of vitamin d or too much gluten in the body?

Thyroiditis: This is an autoimmune condition that attacks the thyroid and is not related to diet or vitamin levels, but can be associated with other autoimmune conditions. We do not really know what triggers autoimmune conditions in the body in general. ...Read more

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I have loss of vision in one eye, several times a month. Is it caused by a temporary blockage like a blood clot?

I have loss of vision in one eye, several times a month.  Is it caused by a temporary blockage like a blood clot?

Could be a TIA: A temporary loss of vision in one eye can be a sign of a TIA also known as a transient ischemic attack. It can be caused by small blood clots (emboli) that break off from either the heart or carotid artery in the neck. See your primary care provider for evaluation that may include ultrasound studies. ...Read more

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Dr. Tim Conrad
443 doctors shared insights

Loss Of Vision (Definition)

Loss of vision reflects the inability to perceive images. Such a phenotype can be due to occlusive or barriers to light (e.g. cataracts) through retinal alterations (e.g. wet macular degeneration) to optic nerve lesions (e.g. from a pituitary adenoma) to central nervous system ...Read more


Dr. Lourdes Margarita Landron-Garcia
431 doctors shared insights

Vitamin A (Definition)

Vitamin A helps form and maintain healthy teeth, skeletal and soft tissue, mucous membranes, and skin. It is also known as retinol because it produces the pigments in the retina of the eye. Vitamin A promotes good vision, especially in low light. It may also be needed ...Read more