Labels:text | screenshot | black and white | black | font | document OCR: would be It might have been antici ated that TR te between useful as a diagnostic agent to differenti pituitary and hypothalamic causes of T sease of deficiency, Indeed, many patients with the hypothalamus which has caused TR H, while deficiency show responses to injected T nd to TRH others with pituitary disease fail to resp cient (see Fig. 1.12). There are, however, a suf Lor number of cases not showing the classic fferential predicted response to prevent clear-cut Rical diagnosis. In such cases, accurate radiol are studies and other endocrine evaluation required for diagnosis. See also: . Thyroid Tests