1. Peterson;Peterson; Wyngaarden,1956
2. ketosteroids (17-oxysteroids) are substances,1958
3. 17-KETOSTEROID OUTPlT (PROUT AND SNAITH;DAILY, N.O.R.M.A.L.,1958
4. Pregnanetriol is an abnormal metabolite excreted in the urine of patients who have a block in 21-hydroxylation, and it can be measured
5. In patients with an 11hydroxylation defect, this abnormal metabolite is excreted in the urine and can be measured. It is found in the urine of patients with the hypertensive type of congenital adrenal hyperplasia (Bongiovanni and Eberlein, 1955). Administration of the drug, metyrapone (metopirone'), which blocks 1 1-hydroxylation, also causes excretion of this metabolite;Tetrahydro-S.