storage disease

noun
stor·​age disease | \ ˈstōr-ij- How to pronounce storage disease (audio) \

Medical Definition of storage disease

: the abnormal accumulation in the body of one or more specific substances and especially substances (such as cerebrosides in Gaucher disease) that are normally broken down by the body … a lysosomal storage disease in which cystine accumulates intracellularly in many tissues, including the kidney.— Barbara C. Sonies et al., The New England Journal of Medicine, 30 Aug. 1990

called also thesaurosis

— see glycogen storage disease, lipofuscinosis