Challenge
发布:2026年8月9日更新:2026年8月16日
关键信息一览
- LOINC
- 15334-6
- 简码
- CHAL
- 别名
- —
- 类别
- 生化
- 样本
- serum
- 采血管
- Serum separator tube (SST) or red-top tube without anticoagulant
- 单位
- N/A
- 是否空腹
- 否
- 适用人群
- 成人
- 性别
- all
- 年龄范围
- 18–65 岁
- 检测方法
- Varies by specific challenge protocol; typically involves baseline measurement followed by administration of a provocative agent (e.g., glucose, lactose, ACTH, histamine) and serial serum sampling for analyte quantification
- CPT
- Varies by specific challenge test (e.g., 80400 for ACTH stimulation, 82950 for glucose tolerance, 82951 for GTT with insulin, 82952 for GTT each additional specimen)
- SNOMED
- 40274000 | Laboratory challenge test
- 标本量
- 2-5 mL of whole blood; serial samples may require additional volume depending on number of time points
- 标本稳定性
- Serum stability is analyte-dependent. Most serum analytes are stable for 24 hours at room temperature, 7 days at 2-8°C, and longer when frozen at -20°C or below. Process per specific analyte requirements.
- 溶血上限
- 500
- 脂血上限
- 1000
- 黄疸上限
- 500
- 报告时间
- 4–24 小时
- 医嘱频率
- routine
Reference range
Reference ranges are challenge-specific and depend on the analyte being measured and the type of provocative test performed. Interpret results in the context of the specific challenge protocol and the patient's clinical presentation.N/A
标本类型: serum
Preparation requirements vary by challenge type. Many challenges require fasting for 8-12 hours prior to baseline collection. Patients should remain at rest during the test. Specific medications may need to be withheld per protocol. Confirm pre-test requirements with ordering physician.
本信息仅供教育用途，不能替代专业医疗建议、诊断或治疗。
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医学审核:WellAlly 编辑团队 最后审核 2026年8月16日. · 阅读我们的编辑政策