“…Among various fetal tumors, life-threatening tumor hemorrhage is an important complication in teratomas, especially those arising from the sacrococcygeal region. 6 Massive hemorrhage from soft tissue tumors in utero has been recorded in congenital hemangioma, 7 infantile myofibroma (infantile hemangiopericytoma), 8,9 and soft tissue sarcomas [10][11][12][13][14][15][16][17] although it is a very rare event. When the cases are limited to soft tissue sarcomas, to the best of our knowledge, 8 cases have been reported in PubMed-listed journals from 1989 to 2020 (Table 1).…”