top of page
  • Writer's pictureNanoEntek

Understanding how testosterone affects human

Updated: Apr 24, 2023

Interpretation of the result of testosterone level in men



What is Testosterone?

A sexual hormone secreted by testicles stimulates secondary sexual characteristics such as penis enlargement, body hair growth, sperm formation, and degeneration.



Main Health Issues by Testosterone

The abnormality of testosterone in each category may cuase the following health issues:

Category

Problems

Male

Erectile dysfunction and infertility

Female

Virilization, infertility, polycystic ovary syndrome

Infant

Ambiguous genitalia, precociousness, delayed puberty


Sex hormone production in men during the life time

The testosterone level decreases throughout the entire life. In particular, man's testosterone maximizes in their 20s and start to decreases during the rest of his life. The remarkable decrease of testosterone happens in his 40s.


Other than the natural testosterone level decrease, there are several factors may lead to the cause of low testosterone level. (Hypothalamus disease, trauma or injury with low blood flow, cancer treatment, treatment with steroids, alcohol abuse, kidney disease, HIV/AIDS, etc.)



What is the normal reference range for testosterone?

The clinical judgement should not be established on a single test, but hsould be determined in conjuction with the cooperation of thealth professionals.

Category

Normal Reference Range

Testosterone

(M) Prepubertal 0.01 - 1.77 ng/mL

(M) Pubertal 0.02 - 8.90 ng/mL

(M) Adult 2.80 - 11.00 ng/mL


(F) Prepubertal 0.01 - 0.20 ng/mL

(F) Pubertal 0.02 - 0.40 ng/mL

(F) Adult 0.15 - 0.70 ng/mL


Reference



[FREND System]

Rapid quantitative immunoassay analyzer

FREND is a quantitative immunoassay analyzing instrument that utilizes disposable cartridge to provide in vitro diagnostics results.


[Related Items]

FREND is a quantitative immunoassay analyzing instrument that utilizes disposable cartridge to provide in vitro diagnostics results.


Recent Posts

See All

Comments


bottom of page