Chapter·BiochemistryGenetic Disorders and Biochemical Pathology

Inborn Errors of MetabolismDownloads

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Sample Questions

1

Which one of the following disorders does not depend on pyridoxine for treatment?

AHomocystinuria

BCystathioninuria

CXanthurenic aciduria

DMethylmalonic acidemia

2

Tay-Sachs disease is due to a deficiency of which enzyme?

AHexosaminidase B

Bα-galactosidase

CHexosaminidase A

DSphingomyelinase

3

An 8-month-old infant is brought in with poor feeding, lethargy, hypotonia, and hepatomegaly. Labs reveal hypoglycemia and metabolic acidosis. Which condition is most likely?

AHereditary fructose intolerance

BGalactosemia

CPompe disease

DVon Gierke disease

EMedium-chain acyl-CoA dehydrogenase (MCAD) deficiency

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