Pellagra
A disease due to deficiency of NIACIN, a B-complex vitamin, or its precursor TRYPTOPHAN. It is characterized by scaly DERMATITIS which is often associated with DIARRHEA and DEMENTIA (the three D's).
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Subheadings:
Tree Number(s): C18.654.521.500.133.699.529
MeSH Unique ID: D010383
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