[在严重烧伤患者中确定红细胞和血小板数量的挑战]
István Papp1, Gabriella Kiss1, Zoltán Horváth-Szalai1
11 Pécsi Tudományegyetem, Általános Orvostudományi Kar, Klinikai Központ, Laboratóriumi Medicina Intézet Pécs, Ifjúság útja 13., 7624 Magyarország.
Orvosi hetilap
|August 24, 2025
概括
严重的烧伤会改变红细胞的形状,模仿遗传性热细胞瘤,导致血小板数量不准确. 特定的光测试或血液涂抹评估对于可靠的全血细胞计结果至关重要.
科学领域:
- 血液学
- 烧伤护理
- 临床病理学
背景情况:
- 在匈牙利,每年有4000-5000名烧伤患者需要住院治疗.
- 全血细胞计 (CBC) 对于烧伤患者的治疗至关重要,但结果需要仔细解释.
- 热损伤可能会损害红细胞细胞骨架,导致小细胞 (细胞形状异常) 和微小.
研究的目的:
- 调查严重的热损伤对红细胞形态和CBC结果的影响,特别是血小板数量.
- 为突出由于烧伤患者红细胞碎片化的自动化CBC分析的潜在干扰.
- 在热损伤的背景下比较不同的血小板计数方法.
主要方法:
- 对三名严重 (II-III级) 烧伤患者的回顾性分析.
- 周围血液涂抹检查以评估红细胞形态 (poikilocytosis,球体细胞,碎片细胞,微粒细胞).
- 基于阻抗的自动分析仪获得的血小板数量与特定光染色方法的比较.
主要成果:
- 两名患者在血液涂抹中表现出明显的热点细胞.
- 基于阻抗的自动血小板计数与基于光的计数显著不同.
- 一位患有微小囊的患者的血小板数量在各种方法中都保持一致.
- 严重的烧伤并不总是导致热点细胞分裂;热源和持续时间等因素可能起作用.
结论:
- 具有特定光通道的自动化血清分析仪对于严重烧伤患者的血小板计数具有优势.
- 在没有先进的分析仪的情况下,对外围血液涂抹的评估对于可靠的评估至关重要.
- 临床医生和实验室之间的密切合作对于解释烧伤患者的CBC结果至关重要,考虑到潜在的依赖方法的干扰.
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