In extensive research already reported in the authors’ authoritative volume, Functional Endocrinology from Birth through Adolescence, it was shown that the output of an endocrine gland must be evaluated in relation to physiological needs which are changing constantly. Study of the various circumstances of disease in these areas led to the development of a number of procedures which can be used by the physician to assist the body in overcoming or alleviating the abnormality encountered. The present syllabus will be useful in the solution of diagnostic and therapeutic problems.