被乙酸细胞掩盖:儿童B-ALL与IGH重组的神秘表现
Parimal Sarda1, Himil Parikh2, Sandip Shah1
1Hemato-Oncology Clinic (HOC) Vedanta, Ground floor, Niramaya Complex, Rajpath Rangoli Road, Ahmedabad, Gujarat, 390054, India.
Journal of hematopathology
|July 14, 2025
概括
儿科过敏氨基酸可掩盖B级急性淋巴细胞白血病 (B-ALL). 早期骨髓评估对于诊断这种罕见的表现至关重要,特别是当标准遗传测试呈阴性结果时.
科学领域:
- 儿科血液学 儿科血液学
- 在瘤学瘤学.
- 免疫学 免疫学 免疫学
背景情况:
- 过高氨酸性在儿童中很少见,可以是初级或二级.
- 它可以是急性淋巴细胞白血病 (ALL) 的早期,微妙的迹象,可能会延迟诊断和治疗.
- 由于缺乏早期干预,这种延迟增加了受影响儿童的风险.
研究的目的:
- 为了强调骨髓彻底评估在儿科高氨酸的重要性.
- 讨论在B型急性淋巴细胞白血病 (B-ALL) 中识别神秘遗传重组的诊断挑战.
- 强调在疑似病例中需要进行全面的分子和细胞遗传分析.
主要方法:
- 一个61⁄2岁的女性的病例综述,呈现出高尿酸和没有循环爆发的情况.
- 骨髓吸血和活检分析,包括形态学和免疫组织化学.
- 细胞遗传学分析使用光在位杂交 (FISH),常规型和下一代测序 (NGS).
主要成果:
- 骨髓形态学显示有埃索诺菲利亚和大约2%的爆发.
- 免疫组织化学证实了B级急性淋巴细胞白血病 (B-ALL).
- 鱼类检测到IGH重组,但常规型和NGS对遗传异常是负面的.
结论:
- 儿科过敏氨基酸可能是B-ALL的初始表现,即使没有循环爆发.
- 彻底的骨髓检查对于诊断神秘的B-ALL至关重要.
- 像FISH这样的先进技术可能是必要的,以检测标准遗传面板错过的重组.
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