肾病综合征并发获得性单独因子Ⅹ缺乏症极为少见 ,现报告如下。1　病例介绍患者 ,男 ,5 2岁 ,因腹痛 3 0ｈ于 2 0 0 0年 9月 1 6日入院。无恶心、呕吐、黑便及发热 ,无外伤史 ;既往健康 ,无出血性疾病史及抗凝药物应用史 ,家族中无遗传性疾病史。体检 :Ｔ :3 6 .9℃ ,ＢＰ :1 0 Nephrotic syndrome associated with acquired factor X deficiency is extremely rare, are as follows. 1 case description The patient, male, 52 years old, was admitted to hospital on 30 September 2000 due to abdominal pain 30h. No nausea, vomiting, melena and fever, no history of trauma; previous health, non-bleeding history and history of anticoagulant drugs, no history of hereditary diseases in the family. Physical examination: T: 36.9 ° C, BP: 10