biochem Flashcards
1
Q
what type of disorder is tay-sachs disease? inheritance patter?
A
lysosomal storage disorder; AR
2
Q
enzyme deficiency in tay-sachs
A
hexosaminidase A –> buildup of GM2 gangliosides within lysosomes
3
Q
susceptible populations for tay sachs
A
ashkenazi jewish, pennsylvania dutch, cajuns
4
Q
clinical presentation of tach sachs
A
cherry red spot on macula densa with neurodegeneration (seizures)
5
Q
distinguishing feature from Niemann-pick dz and tay sachs
A
Niemann pick pts will have hepatosplenomegaly