CaseOPOPD-51: Male, Taiwan, Birth diagnosis

HPOsFreeText: GAA (MS/MS) enzyme activity at 1.03 umol/hr/L

GenotypingMethod: GAA Gene Sequencing and PCR Amplification

Variant1: NM_000152.4:c.1726G>A (p.Gly576Ser)

ClinVar: 92467 https://www.ncbi.nlm.nih.gov/clinvar/variation/92467/

gnomAD: East Asian 0.1427, Overall 0.01700 http://gnomad.broadinstitute.org/variant/17-78085871-G-A

Variant2: NM_000152.4:c.1822C>T (p.Arg608Ter)

CAID: CA8815488 https://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_000152.4%3Ac.1822C%3ET

gnomAD: East Asian 5.103e-5, Overall 1.806e-5 http://gnomad.broadinstitute.org/variant/17-78086444-C-T

CaseAddInfo: One Pompe Mutation allele and One Pseudodeficency Mutation allele

Patient24: Female

CasePresentingHPOs: HP:0000365

HPOsFreeText: CRIM positive, heart normalization

CaseNotHPOs: HP:0004887, HP:0025156, HP:0002355, HP:0002546, HP:0001371

NotHPOsFreeText: infusion associated reaction

CaseAddInfo: variants in trans, symptom onset at 2yo, diagnosis at 3yo, ERT at 4yo

CasePreviousTesting: same as group

CaseGenotypingMethod: same as group

Variant1: NM_000152.4(GAA):c.1933G>A (p.Asp645Asn)

ClinVar: 188728, https://www.ncbi.nlm.nih.gov/clinvar/variation/188728/

gnomAD: 0.000008250, http://gnomad.broadinstitute.org/variant/17-78086719-G-A

Variant2: NM_000152.3:c.1822C>T

CAID: CA8815488, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_000152.3%3Ac.1822C%3ET

gnomAD: 0.00001806, http://gnomad.broadinstitute.org/variant/17-78086444-C-T

Case31: Male, 41yo (at enrollment and onset)

CasePresentingHPOs: HP:0002094, HP:0003701, HP:0003327, HP:0003236, HP:0002098, HP:0002111, HP:0003458, HP:0100284

HPOsFreeText: asymmetric weakness of extremities, CK = 573 IU/L, required use of ventilator, FVC = 33.7%, unspecific myopathic changes present in muscle pathology, DBS GAA activity = .05, mixed leukocyte GAA activity = 1.40

CaseNotHPOs: HP:0001627

NotHPOsFreeText:

CaseAddInfo:

CasePreviousTesting: clinical history, laboratory data, DBS and ML assays to measure GAA activity, electromyography, muscle pathology analysis

CaseGenotypingMethod: full sequencing of GAA gene

VariantAllele1: NM_000152.3:c.1822C>T

CAID: CA8815488, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_000152.3%3Ac.1822C%3ET

gnomAD: 0.00001806, http://gnomad.broadinstitute.org/variant/17-78086444-C-T

VariantAllele2: NM_000152.4(GAA):c.2238G>C (p.Trp746Cys)

ClinVar: 265160, https://www.ncbi.nlm.nih.gov/clinvar/variation/265160/

gnomAD: 0.0002987, http://exac.broadinstitute.org/variant/17-78090815-G-C