uterine leiomyosarcoma prognosisleiomyosarcoma stage 3 prognosisleiomyosarcoma lungs prognosisleiomyosarcoma survivalprognosis for cholangiocarcinomaneurofibromatosis prognosismesothelioma prognosismyasthenia prognosismyeloma treatment and prognosismalignant mesothelioma prognosisasbestosis prognosispsoriasis prognosis