Parageusia abnormal gustatory system physiology dysgeusia 2020-06-12T16:20:49Z MPheno.ontology altered taste sensation MP:0031092 distorted taste sensation parageusia a distortion or an alteration in the perception of a tastant; an unpleasant perception may occur when a normally pleasant taste is present, or the perception may occur when no tastant is present dysgeusia; parageusia (phenotype grouping)