Drs.Sikka and Hellstrom1 provide an excellent summary focusing on the basics of the endocrine evaluation of male fertility with a detailed look at the specifics of semen analyses.Discussing details such as concentration,motility and morphology,Sikka and Hellstrom1 expand on how these tests are conducted in a laboratory setting.An understanding of these particulars is valuable to the Andrologist who must subsequently synthesize these reports and relay them to patients in a simplistic manner.