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Pellagra is a disease caused by a lack of the vitamin niacin (vitamin B 3). [2] Symptoms include inflamed skin, diarrhea, dementia, and sores in the mouth. [1] Areas of the skin exposed to friction and radiation are typically affected first. [1]
It becomes prominent following exposure to sun, and can be itchy with a burning feeling and pain. [1] It can blister and weep, and turn into thick dark skin, with a coppery hue. [1] If prolonged, the skin becomes thin, dry and smooth. [1] The sign is caused by a lack of the niacin (vitamin B 3). [1] Seborrheic dermatitis may appear similar. [1]
The pain "starts around the ankle and the inside of the foot, but then (they feel) the pain going up the inside of their leg, almost shooting toward their knee," he says. "That's inflammation of ...
Nicotinamide (INN, BAN UK [2]) or niacinamide (USAN US) is a form of vitamin B 3 found in food and used as a dietary supplement and medication. [3] [4] [5] As a supplement, it is used orally (swallowed by mouth) to prevent and treat pellagra (niacin deficiency). [4]
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Niacin deficiency is a consequence of a diet low in both niacin and the amino acid tryptophan, a precursor for the vitamin. Low plasma tryptophan is a non-specific indicator, meaning it can have other causes. The signs and symptoms of niacin deficiency start to revert within days of oral supplementation with large amounts of the vitamin. [23] [24]
In the photos, the media personality is sitting on the table with her ankles crossed. The photos clearly show her swollen ankles and feet, which is one of the most common symptoms of the chronic ...
Flat feet (Pes planus foot) essentially means that the arch inside the foot is flat. This very common painless disorder may occur at birth or after pregnancy. Flat feet generally do not cause problems but may sometimes cause the foot to rotate inwards (pronation). There are orthotic shoe insoles (foot orthotics) that help correct flat feet.