in subjects with hypogonadotropic hypogonadism there was no significant difference in mean basal lh levels and mean response to lrf between patients with primarily pituitary disease ( pituitary tumors or sheehan 's syndrome ) and conditions which might represent hypothalamic disease ( hypothalamic tumors or idiopathic gonadotropin deficiency ) .
C0020655
hypothalamic disease
C0020659
hypothalamic tumors