以往的研究已证实,机体的老化伴随着神经内分泌和激素水平的变化,表现为激素水平的绝对或相对不足。在疾病状态下老年人的激素水平变化常比较复杂,其与疾病过程的关系多年来倍受临床工作者的关注。随着人类寿命的延长,老年多器官疾病患者增多,老年危重病的救治逐渐成为当代危重 Previous studies have confirmed that the body’s aging accompanied by changes in neuroendocrine and hormone levels, manifested as absolute or relative lack of hormone levels. The changes of hormone levels in the elderly under the disease state are often complicated. The relationship with the disease process has drawn much attention from clinicians for many years. With the extension of human life expectancy, elderly patients with multiple organ diseases increased, the treatment of critical illness in the elderly has become a contemporary critically ill