Primary and Secondary Hypogonadism in Male Persons with Diabetes Mellitus

Figure 2

Distribution of diagnostic groups. N: normal gonadic function (normal TT, FSH, and LH); SH: secondary hypogonadism (decreased TT with normal or low LH); PH: primary clinical hypogonadism (decreased TT and increased LH); PHsc: primary subclinical hypogonadism (normal TT with increased LH); DS: defective spermatogenesis (normal TT, normal LH, and increased FSH).