This stage, from 2-10 years, follows the rapid destructive period. Apraxia, motor problems and seizures are more prominent. However, improvement is seen in behavior with less irritability and crying and less autistic features. She shows more interest in her surroundings, and her alertness, attention span and communication skills improve. Many girls with RS remain in Stage III for most of their lifetime.
Some girls stop walking, while others have never walked.
However, there is no decline in cognition, communication or hand skills. Repetitive hand movements may decrease. Scoliosis is a prominent feature. Eye gaze usually improves. Puberty begins at the expected age in most girls.