Sheehan's syndrome
（重定向自Postpartum hypopituitarism）
Sheehan's syndrome, also known as Simmond's syndrome, postpartum hypopituitarism or postpartum pituitary gland necrosis, is hypopituitarism (decreased functioning of the pituitary gland), caused by ischemic necrosis due to blood loss and hypovolemic shock during and after childbirth.