| Phenotype details |
Difficulty climbing stairs (HP:0003551), Difficulty walking (HP:0002355), Gowers sign (HP:0003391), Calf muscle hypertrophy (HP:0008981), Proximal muscle weakness (HP:0003701), Waddling gait (HP:0002515), Delayed fine motor development (HP:0010862), Toe walking (HP:0040083), Frequent falls (HP:0002359) |