possibility of stunted growth. therefore, a systematic review focusing on prevalence of germline and somatic mutation of the pdgfrb gene may be helpful in evaluating how genetics play a role in disease severity and response to variable therapies. additionally, there is a lack of knowledge as to how to predict tumor recurrence in adolescence and adulthood. a small number of individuals have shown tumor recurrence in times of hormonal changes such as during puberty and pregnancy. furthermore, case reports have suggested improvement for imaging and diagnosis, especially considering that mass sizes are critical for accurate mri detection of tumors. lack of accuracy and depth of imaging has led to poor prognosis of this disease.