Rett syndrome in childhood: the clinical characteristics

The prevalence rate of RS in various coun- tries is from 1:10,000 to 1:23,000 female live births. RS is most often misdiagnosed as autism, cerebral palsy, or non-specific developmental de- lay. While many health professionals may not be familiar with RS, it is a relatively frequent cause of neurological dysfunction in females. There are no biological markers for this disease, the diagno- sis is established by history taking and clinical find- ings. We reported two patients, both girls, with RS