The ZRT Laboratory Blog

The ZRT Blog is an extensive resource for patients and health care providers searching for health and hormone testing information. Here, you can read about ZRT’s cutting edge research, advances in testing, wellness advice, and health industry highlights.



Ingrid Edstrom, FNP, M.Ed



Recent Posts

The Future of Breast Cancer Treatment: Cryosurgery

Posted by Ingrid Edstrom, FNP, M.Ed on Thursday, 27 October

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A technique new to breast cancer treatment that I hope will become the worldwide standard of care is cryosurgery (also called cryotherapy or cryoablation). 

I was fortunate enough to work with two women who had this procedure done by Dr. Peter Littrup, an interventional radiologist who gained FDA approval for a device he invented and used to freeze prostate cancer tumors using liquid nitrogen.

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Pesticides, Herbicides, Chemicals, Oh My!

Posted by Ingrid Edstrom, FNP, M.Ed on Tuesday, 28 April

Pesticides blogIf you haven't thought about the risks of chemicals in herbicides and pesticides to the health of your family and pets, there's no time like the present. 

Roadside, clear cut and yard spraying is polluting our environment, with the chemicals becoming air-borne and also getting into ground water. People and pets walking outside are absorbing these chemicals through their skin and bringing it inside our homes. Rural families have little or no control over their neighbors who may decide to clear cut their land and then aerial spray herbicides. 

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Breast Cancer: Prevention is the Cure

Posted by Ingrid Edstrom, FNP, M.Ed on Tuesday, 28 October

Prevention IS the cure.

October is Breast Cancer Awareness month, with a flurry of activity directed towards “Race for the Cure,” pink ribbons on posters and products, and people on street corners with butterfly nets to accept donations to defeat breast cancer. Yet with all this activity over the past 30 years we are no closer to any cure, and breast cancer rates have escalated.

According to the National Cancer Institute, incidences of breast cancer in the US have risen during the past thirty years from 1 in 30, to 1 in 8 women life time risk (1). Agencies that track these statistics are concerned that in the next 10 years it may reach 1 in five. In Oregon where I practice, we have consistently been among the top five states for breast cancer incidence, and now rank second highest per capita. This is an epidemic!

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