glycogen storage disease type-V (McArdle type glycogen storage disease)
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Genetics
- associated with defects in PYGM
Clinical manifestations
- pain & stiffness after exertion
- exercise intolerance, muscle cramps, muscle weakness
- carbohydrate-rich diet improves exercise tolerance
- '2nd wind' phenomenon: a brief break after onset of symptoms allows for improved exercise tolerance[2]
Laboratory
Diagnostic procedures
- normal response of plasma glucose to IM glucagon
More general terms
Additional terms
References
- ↑ Clinical Diagnosis & Management by Laboratory Methods, J.B. Henry (ed), W.B. Saunders Co., Philadelphia, PA. 1991, pg 185
- ↑ Jump up to: 2.0 2.1 Medical Knowledge Self Assessment Program (MKSAP) 18, American College of Physicians, Philadelphia 2018