What's the main reason having moderate bleeding more than 10 days?

Having moderate bleeding for more than 10 days following a missed period for three months can be concerning, especially when coupled with a thyroid condition, as your thyroid function plays a significant role in regulating your menstrual cycle. The primary reason for such bleeding could be an underlying hormonal imbalance, which might include hypothyroidism, leading to irregular periods. Thyroid hormones interact intricately with reproductive hormones, and if your thyroid medication isn’t effectively controlling your hormone levels, this could result in bleeding irregularities. Another potential cause is polycystic ovary syndrome (PCOS) or other conditions like uterine fibroids or endometrial polyps, which can result in prolonged menstrual bleeding. Stress, significant weight loss or gain, and other medications can also be contributing factors. It’s essential to consult with your primary healthcare provider to reassess your thyroid medication and ensure that your thyroid levels are well-controlled with appropriate dosing adjustments if needed; a dosage of 25 mcg might be insufficient for some patients. You may require additional tests, like checking your T3, T4, and TSH levels, a pelvic ultrasound to rule out structural causes, or other hormonal evaluations. In some cases, a referral to an endocrinologist or a gynecologist might be necessary. If you experience symptoms like dizziness, excessive fatigue, or severe pain, seek medical advice promptly, as prolonged bleeding can lead to anemia and other complications. Above all, don’t delay in seeking medical advice in such scenarios to appropriately manage and treat your condition effectively.