one confirmed LOPD patient
Case1: Female, 55 years report, 25 years onset, Brazil, African
CasePresentingHPOs: HP:0003325, HP:0003236, HP:0003148, HP:0100284, HP:0011807, HP:0003326, HP:0008994, HP:0002527, HP:0003551, HP:0002015, HP:0000822, HP:0000819, HP:0003119, HP:0003707, HP:0003391, HP:0003327, HP:0001315, HP:0002515, HP:0010546 (Limb-girlde muscle weakness, Increased serum CK, Elevated serum acid phosphatase, EMG: myotonic discharges, Type 1 muscle fiber atrophy, Myalgia, Proximal muscle weakness in lower limbs, Falls, Difficulty climbing stairs, Dysphagia, Hypertension, Diabetes mellitus, Dyslipidemia, Calf muscle pseudohypertrophy, Gowers sign, Axial muscle weakness, Reduced deep tendon reflexes, Waddling gait, Muscle fibrillation)
HPOsFreeText: Serum CK 1467 U/L (normal: ≤ 200U/L), NaG/AaGIA ratio 40.4, %INH 87.2, GAA activity 4.2% from dried blood spot, Falls occurring mainly when walking for long distances, Normal Mini-Mental State Examination score (27/30), Mild symmetrical weakness in proximal muscles in the lower limbs (Medical Research Council grade 4), Needle electromyography revealed motor unit potentials with low amplitude and short duration in the iliopsoas muscle associated with fibrillation and short myotonic discharge potentials in lumbar paraspinal muscles
CaseNotHPOs: HP:0001270 (Motor delay)
NotHPOsFreeText: Muscle biopsy with the absence of vacuolar myopathy
CaseAddInfo: Late-Onset Pompe Disease, One sister diagnosed with LOPD based on low GAA activity and shared genetic variants but no other known relatives with the condition