The endocrine examination is not just a blood test, but includes many aspects: 1) physical examination to see if there are any positive signs of endocrine-related diseases; 2) functional examination, that is, blood tests to see if there are any abnormalities in endocrine hormones; 3) endocrine tests, such as excitation and inhibition tests, to further determine whether there are any endocrine disorders; 4) imaging tests, such as ultrasound, CT, and even nuclear medicine; 5) some other tests; and 6) other tests. 5, some other tests. Therefore, endocrine examination includes many aspects, not only blood sampling.