血友病

例句：

1. 1. He was diagnosed with hemophilia, a condition that causes blood clots to form too easily.
   他被诊断出患有血友病，这是一种导致血液凝结过快而形成血栓的疾病。
2. 2. Thepatient's family consulted a specialistfor treatment options for their son'ssevere hemophilia.
   患者的家人咨询了专家，寻求治疗他们儿子严重血友病的治疗选项。
3. 3. Hemoglobin levels arelow in patients with hemophilia, which can lead toeasy bruising and bleeding.
   血友病患者的血红蛋白水平低，这可能导致容易瘀伤和出血。