Family 8 - Patients 8a and 8b

FamilyPresentingHPOs: HP:0007340, HP:0003701, HP:0000467, HP:0003327, HP:0010628, HP:0002015, HP:0003691, HP:0002650, HP:0040081

HPOsFreeText: 8b muscle pathology with mild lysosomal vacuolar myopathy with slight glycogen excess, no metachromatic debris, myopathic muscle unit action potentials

FamilyNotHPOs: HP:0003306

Ethnicity: Iranian

ProbandLabel: 8a, female, 27yo at onset, 32yo at diagnosis

FamilyAddInfo: 8b (male) dx at 40yo, 8a MRC sum score = 82, 8b MRC sum score = 60, 8b is wheelchair bound, both patients required use of NIV

FamilyPreviousTesting: Respiratory Evaluation: 8a FVC = 102%, 8b FVC = 17%, 8a CK = 268 U/L, 8b CK = 199 U/L, muscle pathology (examined only in 8b), DBS enzyme activity (with inhibition) for 8a = 0.11 μmol/L/h, for 8b = 0.15 μmol/L/h, NCS, EMG

FamilyGenotypingMethod: GAA analyzed with Sanger Sequencing for entire coding region and conserved exon-intron splice junctions, PCR performed for deletion screening

VariantAllele1: NM_000152.4(GAA):c.-32-13T>G

Clinvar: 4027, https://www.ncbi.nlm.nih.gov/clinvar/variation/4027/

gnomAD: 0.003582, http://exac.broadinstitute.org/variant/17-78078341-T-G

VariantAllele2: NM_000152.4(GAA):c.2078dupA (p.Ala694Glyfs)

ClinVar: 180143, https://www.ncbi.nlm.nih.gov/clinvar/variation/180143/

gnomAD: n/a

Case9: 0.4 years diagnosis, Germany

CasePresentingHPOs: HP:0001635, HP:0001252, HP:0001324, HP:0003236, HP:0001639 (Cardiac failure, Muscular hypotonia, Muscle weakness, Increased serum CK, Hypertrophic cardiomyopathy)

HPOsFreeText: 18 BNP (pg/ml), 2.42 IVS (d) z score, 1.82 IVS (s) z score, Heart Failure at NYHA Class 1

NotHPOsFreeText: No left-ventricular outflow tract obstruction

CaseAddInfo: Infantile-Onset Pompe Disease