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Condition and Nutrition Assessment Table
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Estronex™ Profile - Urine
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Overview
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Clinician Info
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CPT Codes
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Kit Instructions
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Sample Reports
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Interpretive Guide
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References
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Assess Risk for Estrogen Sensitive Cancers


Additional Resources:
The Estronex Profile measures five important estrogen metabolites and their ratios to help women, and even men, assess whether he or she is at risk of developing estrogen sensitive cancers.
Estrogen sensitive cancers include uterine, ovarian, cervical, prostate, and even head and neck cancers. According to the American Cancer Society, an estimated 192,370 new cases of invasive breast cancer are expected to occur among women in the US during 2009; about 1,910 new cases are expected in men. Avoid chances of becoming a statistic and assess estrogen levels and decrease risk with the Estronex Profile.
The Estronex Profile measures five important estrogen metabolites, and ratios, including:
The “Good” Estrogen
- 2-hydroxyestrone (2-OHE1) – high levels of 2-OHE1 are ideal to reduce cancer growth.
- 2-methoxyestrone (2-OMeE1) – OMeE1 has shown to have anticancer effects and is ideal in high levels.
- 4-methoxyestrone (4-OMeE1) – as a non-cancerous metabolite, OMeE1 generally does not require treatment at high levels in the body.
The "Bad" Estrogen
- 4-hydroxyestrone (4-OHE1) – considered a “bad” estrogen, 4-OHE1 levels should be low, as high levels may react negatively with damaged DNA.
- 16-α-hydroxyestrone (16α-OHE1) – also considered a “bad” estrogen, 16α-OHE1 in high levels may encourage tumor development.
The Ratios
- 2-OHE:16α-OHE1 (2:16 ratio) - 2:16 ratios less than 2.0 indicate increasing long-term risk for breast, cervical, and other estrogen sensitive cancers. Importantly, nutritional interventions can help raise Estronex 2:16 ratios and decrease long-term risk. Studies also indicate that this risk is modifiable!
- 2-OHE:2-OMeE1 – a high level of 2-OHE1:2-OMeE1 may also indicate imbalanced estrogen metabolism and low activity in the COMT gene. Evaluation of methylation activity is recommended.
Advantages of the Estronex Profile:
- An easy-to-collect first-morning urine specimen; no blood draw is necessary!
- Cost-effective method to assess estrogen metabolism allowing clinicians to retest often to monitor therapy in patients.
- Easy to incorporate into a breast cancer prevention program.
- Ideal for men to evaluate risk of breast and prostate cancer.
“ I offer the Estronex testing to all my patients because it enables them to evaluate their personal risk for developing breast, ovarian, and colon cancer based on how their body is detoxifying estrogen. I tell my patients that no matter how you get the hormones, whether it is from what your body produces naturally, what hormones you take in such as with hormonal therapy, or what you are getting from your environment such as with xenoestrogens, it is important to know what your body is doing with it. With that knowledge patients can be put in charge of their own health and work dietarily to reduce their risk. This is very empowering!”
- Anna M. Cabeca, DO, FACOG, DAARM
For more information, visit www.estronex.com.
| Test name: |
0142 - Estronex™ Profile* 0145 - Estronex™ Profile with Bone Resorption* 0342 - Estronex™ Profile NY 0345 - Estronex™ Profile with Bone Resorption NY
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| Description: |
The balance of anti- and pro-carcinogenic metabolites of estrogen may be investigated with this profile that measures the 2-, 4-, and 16-alpha- hydroxyderivatives of estrone and the 2- and 4-methoxyestrones. This panel provides comprehensive functional information about phase I and phase II estrogen biotransformation. Certain imbalances in biotransformation have been associated with increased risk of carcinogenesis. If the 2/16 ratio is too low, the use of foods or supplements containing I3C or DIM can stimulate hepatic P450 enzymes to increase the favorable 2-hydroxy derivatives. Improving methylation activity can increase the favorable 2- and 4-methoxyestrones. |
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| Method: |
UPLC Tandem Mass Spectrometry |
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| Turnaround time: |
7-10 days, 8 days average |
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Analytes:
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2-Hydroxyestrogens (2-OHE) – Sum of 2-Hydroxyestrone (2-OHE1) and 2-Hydroxyestradiol (2-OHE2) 16α-Hydroxyestrone (16α-OHE1) 2-Methoxyestrone (2-OMeE1)* 4-Hydroxyestrone (4-OHE1)* 4-Methoxyestrone (4-OMeE1)* Creatinine
Ratios2-OHE : 16α-OHE1 2-OHE : 2-OMeE1*
*Not available in New York
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| 82670 |
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Estradiol |
| 82679 X 5 |
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Estrone |
| 82570 X 5 |
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Creatinine |
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ReferencesEstronex
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Selected Diet and Lifestyle Factors Are Associated with Estrogen Metabolitesin a Multiracial/Ethnic Population of Women
MaryFran R. Sowers, Sybil Crawford, Daniel S. McConnell, John F. Randolph, Jr. J. Nutr. 136: 1588–1595, 2006.
Effect of flaxseed consumption on urinary estrogen metabolites in postmenopausal women.
Haggans CJ, Hutchins AM, Olson BA, Thomas W, Martini MC, Slavin JL. Nutrition & Cancer. 1999;33(2):188-195.
Effect of energy deficiency on estrogen metabolism in premenopausal women.
Westerlind KC, Williams NI. Med Sci Sports Exerc. 2007 Jul;39(7):1090-7.
Moderate coffee and alcohol consumption improves the estrogen metabolite profile in adjuvant treated breast cancer patients:
a pilot study comparing pre- and post-operative levels.
Klug TL, Bågeman E, Ingvar C, Rose C, Jernström H. Mol Genet Metab. 2006 Dec;89(4):381-9. Epub 2006 Sep 15.
2-OH-estradiol, an endogenous hormone with neuroprotective functions.
Teepker M, Anthes N, Krieg JC, Vedder H. J Psychiatr Res. Nov-Dec 2003;37(6):517-523.
Estrogen metabolism and risk of breast cancer: a prospective study of the 2:16alpha-hydroxyestrone ratio in premenopausal and postmenopausal women.
Muti P, Bradlow HL, Micheli A, et al. Epidemiology. Nov 2000;11(6):635-640.
A review of the clinical efficacy and safety of cruciferous vegetable phytochemicals.
Minich DM, Bland JS. Nutr Rev. 2007 Jun;65(6 Pt 1):259-67.
Brassica vegetable consumption shifts estrogen metabolism in healthy postmenopausal women.
Fowke JH, Longcope C, Hebert JR. Cancer Epidemiol Biomarkers Prev. 2000;9(8):773-779.
Lower lifetime occurrence of breast cancer and cancers of the reproductive system among former college athletes.
Frisch RE, Wyshak G, Witschi J, Albright NL, Albright TE, Schiff I. Int J Fertil. May-Jun 1987;32(3):217-225.
The effect of oxidative stress on ERalpha and ERbeta expression.
Tamir S, Izrael S, Vaya J. J Steroid Biochem Mol Biol. Aug 2002;81(4-5):327-332.
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