The material for this monograph was drawn from investigations in endocrinology which have been carried on at the Evans Memorial Laboratory since 1912, and summarizes observations made on a large group of people. The book is divided into three parts; these deal with a clinical consideration of the persons studied, with laboratory tests and with certain special examinations that have been completed.
Great emphasis is laid on the results of chemical tests as indicators of glandular function. The diagnosis of hypofunction, hyperactivity or dysfunction of any of the endocrine glands was accepted, however, only after exclusion of all known "nonendocrine" causes of variation from normal in the tests utilized. Some of the tests are not of much value to the internist, since their results may be affected so markedly by metabolic trends which are independent of internal secretions.
The tables include data yielding suggestive information in regard to the possible