Deficiency of lysosomal maltase – Biochemistry MCQ

Deficiency of lysosomal maltase causes?
A. McArdle disease
B. Andersen disease
C. Cori disease
D. Pompe disease

Correct answer : D. Pompe disease

Pompe disease – Muscle biopsy showing large vacuoles

• In McArdle disease, there is deficiency of muscle phosphorylase.
• Branching enzyme is deficient in Andersen disease.
• Debranching enzyme is deficient in Cori disease.

Ref: Textbook of Biochemistry, D. M. Vasudevan & Sreekumari S, 4th edition, page 100.
Image credits : Author: Jensflorian. Licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. https://en.wikipedia.org/wiki/File:Pompe_vacuoles.jpg