Gynaecology & Obstetrics Menorrhagia (‘heavy periods’) is defined as a blood loss of greater than: A 35 mL per period B 55 mL per period C 80 mL per period D 120 mL per period 💡 Explanation Menorrhagia ('heavy periods') is defined as a blood loss of greater than: ✓ Correct Answer: C. 80 mL per period