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  2. Pellagra - Wikipedia

    en.wikipedia.org/wiki/Pellagra

    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 ]

  3. Hartnup disease - Wikipedia

    en.wikipedia.org/wiki/Hartnup_disease

    Pellagra, a similar condition, is also caused by low nicotinamide; this disorder results in dermatitis, diarrhea, and dementia. [citation needed] Hartnup disease is a disorder of amino acid transport in the intestine and kidneys; otherwise, the intestine and kidneys function normally, and the effects of the disease occur mainly in the brain and ...

  4. Vitamin deficiency - Wikipedia

    en.wikipedia.org/wiki/Vitamin_deficiency

    Deficiency causes pellagra, a reversible nutritional wasting disease characterized by four classic symptoms often referred to as the four Ds: diarrhea, dermatitis, dementia, and death. The dermatitis occurs on areas of skin exposed to sunlight, such as backs of hands and neck.

  5. Casal collar - Wikipedia

    en.wikipedia.org/wiki/Casal_collar

    The Casal collar or Casal necklace is a medical sign in which there is a redness and darkening of the skin around the neck, seen in people with pellagra. [2] 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]

  6. Vitamin B3 - Wikipedia

    en.wikipedia.org/wiki/Vitamin_B3

    [4] [5] Niacin as a dietary supplement is used to treat pellagra, a disease caused by niacin deficiency. Signs and symptoms of pellagra include skin and mouth lesions, anemia, headaches, and tiredness. [6] Many countries mandate its addition to wheat flour or other food grains, thereby reducing the risk of pellagra. [4] [7]

  7. 4 lesser-known Lyme disease symptoms to be aware of - AOL

    www.aol.com/lifestyle/4-lesser-known-lyme...

    About 30,000 cases of Lyme disease in the U.S. are reported to the Centers for Disease Control and Prevention by state and local health departments each year. However, the CDC says that many more ...

  8. Niacin - Wikipedia

    en.wikipedia.org/wiki/Niacin

    A man with pellagra, which is caused by a chronic lack of vitamin B 3 in the diet. Severe deficiency of niacin in the diet causes the disease pellagra, characterized by diarrhea, sun-sensitive dermatitis involving hyperpigmentation and thickening of the skin (see image), inflammation of the mouth and tongue, delirium, dementia, and if left untreated, death. [7]

  9. Lyme disease signs and symptoms: When should you seek ... - AOL

    www.aol.com/article/lifestyle/2018/05/25/lyme...

    Lyme disease is caused by infected black-legged (or deer) ticks and symptoms of the disease may vary, depending on how long it takes to discover the signs. Show comments. Advertisement.