Gynaecology & Obstetrics Attacks of flushing and cyanosis occur in which type of ovarian tumors : A Struma ovarii B Krukenberg's tumor C Arrhenoblastoma D Carcinoid tumors of ovary 💡 Explanation Attacks of flushing and cyanosis occur in which type of ovarian tumors : ✓ Correct Answer: D. Carcinoid tumors of ovary