V2EX levothyroxine

Levothyroxine

定义 Definition

Levothyroxine(左甲状腺素,亦称左旋甲状腺素)是一种合成的甲状腺激素T4(甲状腺素),常用于治疗甲状腺功能减退症(甲减),也可用于某些情况下的甲状腺癌术后抑制TSH等治疗方案中。

例句 Examples

She takes levothyroxine every morning before breakfast.
她每天早饭前服用左甲状腺素。

After the diagnosis of hypothyroidism, her doctor adjusted the levothyroxine dose based on her TSH levels.
确诊甲减后,医生根据她的TSH水平调整了左甲状腺素的剂量。

发音 Pronunciation (IPA)

/livoθarksin/

词源 Etymology

该词由多部分构成:levo- 表示“左旋的”(指分子构型/旋光性),thyroxine 来自 *thyro-*(甲状腺)+ 化学命名后缀,合起来指“左旋的甲状腺素(T4)”。临床上强调“左旋”是因为这种构型对应人体内具有主要生理活性的形式。

相关词 Related Words

文学与著作 Literary Works

  • Harrison’s Principles of Internal Medicine(《哈里森内科学》)
  • Goodman & Gilman’s The Pharmacological Basis of Therapeutics(《古德曼与吉尔曼:治疗学的药理学基础》)
  • *British National Formulary (BNF)*(《英国国家处方集》)
  • Williams Textbook of Endocrinology(《威廉姆斯内分泌学》)
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