female genital cancer female reproductive organ cancer placenta cancer 胎盘癌 DOID:2021 DOID:2023 ICD10CM:C58 ICD9CM:181 NCI:C3555 Placental tumors SNOMEDCT_US_2016_03_01:188187004 SNOMEDCT_US_2016_03_01:449421003 UMLS_CUI:C0153572 disease_ontology malignant Placental tumor malignant neoplasm of placenta neoplasm of placenta (disorder) placental cancer primary malignant neoplasm of placenta 原发性胎盘恶性肿瘤 恶性胎盘肿瘤 胎盘恶性肿瘤 胎盘癌 胎盘肿瘤 胎盘肿瘤（紊乱） uterine disease 子宫疾病