Estradiol: 2-14 ng/dL (female, follicular); 2-16 ng/dL (female, luteal); <3.5 ng/dL (postmenopausal); 1.5-5 ng/dL (male) ...

Run-of-the mill? Middle of the road? Typical? The chance that you are correct is vanishingly small. If you're a clinician, like me, you get a LOT of medical questions. While we've all been asked to ...

Laboratory Reference Values Case Records of the Massachusetts General Hospital, N Engl J Med 2004:351;1548-1563. On page 1560, in the continuation of the table entitled Metabolic and Endocrine Tests, ...

Harmonized reference normal ranges for testosterone levels in healthy, nonobese men have been generated in a landmark study that should aid in accurately diagnosing hypogonadism, say US investigators.

The sex of an individual is typically assigned at birth based on the appearance of the external genitalia. Chromosomal testing can determine whether a person is biologically male (1 X chromosome and 1 ...