hydatidiform mole complete hydatidiform mole NCIT:C4871 ONCOTREE:CHM classical hydatidiform Mole SCTID:237249000 icd11.foundation:1338299833 Orphanet:254688 complete hydatid Mole MEDGEN:195706 Complete hydatidiform mole is a type of hydatiform mole characterized by abnormal hyperplastic trophoblasts and hydropic villi due to fertilization of an enucleated ovocyte by one or two haploid spermatozoa that can manifest with vaginal bleeding accompanied by nausea and frequent vomiting, hyperemesis gravidarum, risk of spontaneous miscarriage, hyperthyroidism, and has the potential of developing into choriocarcinoma. MONDO:0016785 UMLS:C0678213 complete molar pregnancy GARD:0017224 complete Mole