低血红蛋白计数是常见的血液检查结果。血红蛋白(Hb 或 Hgb)是红细胞中的一种蛋白质,负责将氧气携带至全身。
低血红蛋白计数通常定义为:男性每分升血液的血红蛋白量少于 13.2 克(132 g/L);女性每分升血液的血红蛋白量少于 11.6 克(116 g/L)。就儿童而言,该定义随年龄和性别而变动。这些阈值在不同的医学实践中可能略有不同。
在许多情况下,仅略低于正常值的低血红蛋白计数并不影响您的感觉。如果低血红蛋白计数更严重并造成症状,可能意味着您患有贫血。
May 24, 2022
- Hemoglobin. Lab Tests Online. https://labtestsonline.org/tests/hemoglobin. Accessed March 6, 2020.
- McPherson RA, et al. Erythrocytic disorders. In: Henry's Clinical Diagnosis and Management by Laboratory Methods. 23rd ed. Elsevier Inc.; 2017. https://www.clinicalkey.com. Accessed March 6, 2020.
- Leung LLK. Approach to the adult with anemia. https://www.uptodate.com/contents/search. Accessed March 6, 2020.
- Low red blood cell counts (anemia). American Cancer Society. https://www.cancer.org/treatment/treatments-and-side-effects/physical-side-effects/low-blood-counts/anemia.html. Accessed March 6, 2020.
- Donors deferred for low hemoglobin. American Red Cross. https://www.redcrossblood.org/donate-blood/blood-donation-process/before-during-after/iron-blood-donation/donors-deferred-forlowhemoglobin.html. Accessed March 20, 2020.