“…A family history of CTEV can increase the risk of this disorder by about 1:35 cases and about 1:3 (33%) if the twins are identical. [3][4][5][6] In Europe, during the period 1995-2011, 5,458 of the total infants and fetuses reported 18 cases of CTEV, including 5,056 (93%) live 1 General Practitioners Datu Beru General Hospital Takengon, Central Aceh, Indonesia 2 Department of Orthopaedic and Traumatology dr. Zainoel Abidin General Hospital/ Faculty of Medicine, Syiah Kuala University, Banda Aceh, Indonesia births, 106 (2%) fetal deaths after 20 weeks of gestation, and 296 (5%) TOPFA (Termination of Pregnancy due to Fetal Anomaly) these results give a total prevalence of CTEV in Europe of 1.13 per 1000 births. Among live births, 3,262 were male (65%), and 1,788 were female (35%), giving a ratio of 1.8:1.…”