Lysosomal storage diseases Flashcards
deficient enzyme in Hurlers
alpha-L-Iduronidase
deficient enzyme in Hunters
Iduronate sulfatase
deficient enzyme in Tay sachs
beta-Hexosaminidase A
accumulation in Hurlers and Hunters
dermatan sulfate and heparin sulfate
hepatosplenomegaly and corneal clouding
Hurlers
genetic inheritance of Hunters
X-linked recessive
hepatosplenomegaly without corneal clouding
Hunters
accumulation in Tay sachs
ganglioside GM2
cherry red macula and onion shell inclusions
Tay sachs
most common lysosomal storage disorder
Gauchers
deficient enzyme in Gauchers
beta-glucosidase
accumulation in gauchers
glucosyl ceramide (glucocerebroside)
crumpled tissue paper appearance in cytoplasm
Gauchers
genetic inheritance of Fabrys
X-linked recessive
deficient enzyme in Fabrys
alpha-galactosidase