melanorrhagia

例句：

1. 1. The patient's condition worsened after the surgery.
   手术后，患者的病情恶化了。
2. 2.Melanorrhagia is a rare but serious condition that requires immediate medical attention.
   黑色素瘤是一种罕见的但严重的状况，需要立即医疗关注。
3. 3. The doctor diagnosed the patient with melanoma and recommended regular follow-ups.
   医生诊断出患者患有恶性黑色素瘤，并建议定期随访。