reatment Treatment should be started as soon as possible to narrow the gap in height between patients and their classmates and to have greatest efiect on mature height. GH replacement: 0.1 U/kg/d, it is subcutaneously in six or seven Therapy should be continuous until near final height is achieved.Treatment • Treatment should be started as soon as possible to narrow the gap in height between patients and their classmates and to have greatest effect on mature height. • GH replacement：0.1 U/kg/d, it is subcutaneously in six or seven • Therapy should be continuous until near final height is achieved