| Phenotype details |
see paper; ..., no hypotonia; 12m-walk; speech contactable, 3y-delayed speech; mild intellectual disability; no autism spectrum disorder; behaviour introvert personality; no epilepsy; EEG normal; MRI mega cisterna magna; frontal prominency, microretrognathia, full lips; no ophthalmological features; freckles on her face; small hands, tapered finger, brachydactyly, square feet, metatarsus adductus, bilateral toe 4-5. clinodactyly; disproportionate short stature, muscular build, lumbar lordosis, acromelic shortness (upper and lower limbs), genu valgum, bilateral pes cavus, short metatarsals; no heart defect; no genital anomalies; puberte tarda (18y-menarche); Neurological examination: Slow saccadic eye movements, titubation, bilateral dysmetria, mild hand tremor, inability to squat due to short quadriceps ligament, gluteal dimple, distal muscle weakness, hyperactive deep tendon reflexes in the lower extremity, short achilles. Short quadriceps ligament operation |