Betekenis van:
				
					saint ignatius' itch					
				
			
            saint ignatius' itch
Zelfstandig naamwoord
- pellagra
 
- 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