Symptom Information: Sort according to HPO 

1
(HPO:0001263) Global developmental delay 853 / 7739
2
(HPO:0001319) Neonatal hypotonia 101 / 7739
3
(HPO:0001639) Hypertrophic cardiomyopathy 137 / 7739
4
(HPO:0003198) Myopathy 151 / 7739
5
(HPO:0003236) Elevated serum creatine phosphokinase 214 / 7739
6
(HPO:0003736) Autophagic vacuoles 5 / 7739
7
(OMIM) Biopsy shows cardiomyocytes with PAS-positive vacuoles 1 / 7739
8
(OMIM) Increased lysosomal glycogen 1 / 7739
9
(OMIM) Neonatal hypotonia Muscle biopsy shows PAS-positive vacuoles 1 / 7739
10
(OMIM) Biopsy shows deposition of complement proteins C5b-9 of the membrane attack complex on muscle fibers or in vacuoles 1 / 7739
11
(OMIM) Normal LAMP2 staining (309060) 1 / 7739
12
(OMIM) Normal alpha-glucosidase or acid maltase activity (GAA, 606800) 3 / 7739
13
(HPO:0000007) Autosomal recessive inheritance 2538 / 7739
14
(HPO:0003745) Sporadic 131 / 7739