# โรคเพลแลกรา
## Noun (N)
### Sense: a disease caused by deficiency of niacin or tryptophan (or by a defect in the metabolic conversion of tryptophan to niacin); characterized by gastrointestinal disturbances and erythema and nervous or mental disorders; may be caused by malnutrition or alcoholism or other nutritional impairments
- pellagra
- Alpine scurvy
- mal de la rosa
- mal rosso
- maidism
- mayidism
- Saint Ignatius' itch