低血红蛋白A1c (HbA1c) 显示生长激素治疗儿童的血液溶解性贫血:一个病例报告
Tomoyuki Ito1, Yoichiro Oda2, Shota Kato3
1Department of Pediatrics, Ohta General Hospital Foundation, Ohta Nishinouchi Hospital, Koriyama, JPN.
Cureus
|October 3, 2025
概括
增长激素治疗可以降低血红蛋白A1c (HbA1c) 测试结果在患有溶血性贫血的儿童. 当HbA1c不准确时,葡萄糖控制监测的可靠替代品是葡萄糖蛋白.
科学领域:
- 儿科 儿科 儿科
- 内分泌学 在内分泌学.
- 血液学 血液学 血液学
背景情况:
- 血红蛋白A1c (HbA1c) 对于糖尿病管理至关重要.
- 增长激素 (GH) 治疗增加糖尿病风险,需要进行葡萄糖监测.
- 溶血性贫血可以错误地降低HbA1c,使血糖评估复杂化.
研究的目的:
- 报告儿童患者因血液溶解而获得GH治疗的误导性低HbA1c病例.
- 强调在解释HbA1c时考虑溶血性贫血的重要性.
- 在这种情况下,评估用于血糖监测的替代标记.
主要方法:
- 一个11岁的女孩在GH治疗中出现GH缺乏症的案例报告.
- 对HbA1c,葡萄糖耐受性和血解标志物 (血红蛋白,胆红素,哈普托格洛宾) 的分析.
- 奥斯摩斯脆弱性测试和遗传球球细胞瘤 (HS) 的考虑.
- 使用甘氨基蛋白作为替代的葡萄糖标记物.
主要成果:
- 患者呈现出低HbA1c (3.9%) 尽管正常的葡萄糖耐受性.
- 实验室发现表明轻度贫血和活跃的血液溶解.
- 透脆弱性测试表明红细胞异常与HS一致.
- 糖原蛋白水平正常 (13.7%),提供可靠的血糖状况.
结论:
- 溶血性贫血可以导致儿童患者在GH治疗时HbA1c值虚假低.
- 在这种情况下,遗传球细胞瘤是血液溶解的潜在原因.
- 当HbA1c不可靠时,甘氨酸是监测葡萄糖的有价值的替代标记物.
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