liquid chromatographyâ€“mass spectrometry

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Mass spectrometry the same as LC-MS?

Hello, I tried searching the forum and web and can't seem to find a direct answer. Is mass spectrometry the same as LC-MS? (Liquid chromatography mass spectrometry) My fiance (biological female) just completed blood work at a hospital and she got her results in. Total t - 255, free t - 25...
- DiegoG
- Thread
- Nov 15, 2023
- blood analysis liquid chromatographyâ€“mass spectrometry
- Replies: 7
- Forum: Testosterone Basics & Questions
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Sensitive Oestradiol test in the UK

The gold standard test for oestradiol is the 'sensitive' oestradiol test. E2 is measured using liquid chromatography–mass spectrometry (LC-MS). I am pleased to inform you that our patients now have access to this test here in the UK. Managing oestrogen isn't that difficult using Testosterone...
- Robert Stevens
- Thread
- Apr 20, 2018
- Replies: 2
- Forum: Resources and Suppliers

TRT Hormone Predictor Widget

Understanding Your Hormones

Estradiol (E2)

A form of estrogen produced from testosterone. Important for bone health, mood, and libido. Too high can cause side effects; too low can affect well-being.

DHT

Dihydrotestosterone is a potent androgen derived from testosterone. Affects hair growth, prostate health, and masculinization effects.

Free Testosterone

The biologically active form of testosterone not bound to proteins. Directly available for cellular uptake and biological effects.

Scientific Reference

Lakshman KM, Kaplan B, Travison TG, Basaria S, Knapp PE, Singh AB, LaValley MP, Mazer NA, Bhasin S. The effects of injected testosterone dose and age on the conversion of testosterone to estradiol and dihydrotestosterone in young and older men. J Clin Endocrinol Metab. 2010 Aug;95(8):3955-64.

DOI: 10.1210/jc.2010-0102 | PMID: 20534765 | PMCID: PMC2913038