RecruitingClinical trialQuality of Life and Function of Patients With Pelvic Tumors After Undergoing HemipelvectomyThis study aims to determine the functional outcomes of patients who underwent internal hemipelvectomy with or without reconstruction or external hemipelvectomy for pelvic tumors. Learning about the outcomes of these patients may help researchers determine the long-term effects of different types of hemipelvectomy procedures and may help improve quality of life.