Plasma testosterone (T), estradiol(E_2) and E_2/T ratio were determined in ten patients who had benign prostatic hypertrophy (BPH), and compared with those in ten cases who were senile male with non-prostatic hypertrophy (NPH).

• 作者测定10例前列腺增生症(BPH)病人血浆睾酮(T),雌二醇(E_2)及E_2/T比值,并对照10例非前列腺增生症(NPH)男性老年者。