The greatest problems arise when defense mechanisms are overused in order to avoid dealing with problems. In psychoanalytic therapy, the goal may be to help the client uncover these unconscious defense mechanisms and find better, healthier ways of coping with anxiety and distress. Sigmund Freud's daughter, Anna Freud described ten different defense mechanisms used by the ego.
Speaking roughly, normal levels of thyroid-stimulating hormone (TSH) are in the range of 0.4 to 4.0 mIU/L. However, each laboratory and test manufacturer identifies its own normal TSH range. This is based on the test, the equipment being used, and the patients being tested.
If the thyroid TSH levels are low, hyperthyroidism is instead a most likely diagnosis. Normal TSH range levels are between 0.3 and 3.0 and when the thyroid is assumed to be functioning well. Many practitioner, especially when fertility and pregnancy are concerned, prefer to see TSH levels less than 2.