Dr. Daniel Kopans

Breast
Dr. Daniel Kopans: Will the USPSTF heed science on breast screening?
The U.S. Preventive Services Task Force (USPSTF) has begun a review of its guidelines on breast screening. Dr. Daniel Kopans believes the task force should heed the established science on mammography and recommend screening of women in their 40s.
January 28, 2021
2016 10 11 13 31 21 852 Am Second Opinion 400
Breast
Kopans: New NEJM paper offers rehash on 'overdiagnosis'
In this Second Opinion article, Dr. Daniel Kopans of Massachusetts General Hospital comments on a paper on breast screening by Welch et al published this week in the New England Journal of Medicine. The Welch paper is based on false assumptions and makes the same mistakes as a 2012 paper on the same topic, according to Kopans.
October 12, 2016
2016 10 11 13 31 21 852 Am Second Opinion 400
Breast
Kopans: JAMA Oncology paper misinterprets DCIS data
Just how deadly is ductal carcinoma in situ (DCIS)? A paper by Narod et al published on August 20 in JAMA Oncology suggests that the best way to deal with DCIS is simply to ignore it, rather than treating it aggressively. But such conclusions represent a dangerous misinterpretation of the actual data, according to Dr. Daniel Kopans.
August 23, 2015
2013 04 29 15 33 22 49 Kopans Daniel 200 20130429223516
Home
A response to Harding et al
The ploy used by Harding et al in their new study is classic. Explain why using your approach is scientifically unsupportable, and then go ahead and use it claiming there is no alternative.
July 5, 2015
Dr. Daniel Kopans from Massachusetts General Hospital.
Breast
Dr. Daniel Kopans: Topol ignores facts on mammography
In this Second Opinion article, Dr. Daniel Kopans of Massachusetts General Hospital offers a rebuttal of a May 6 column by cardiologist Dr. Eric Topol that calls for an end to routine mammography screening. Dr. Kopans believes the column misinterprets the facts about breast screening.
May 6, 2015
2013 06 03 12 02 47 211 Second Opinion Am 200
Breast
Dr. Daniel Kopans: On the draft USPSTF breast screening guidelines
In this Second Opinion article, Dr. Daniel Kopans offers his perspective on the release this week of new guidelines on screening mammography from the U.S. Preventive Services Task Force (USPSTF) -- guidelines that he believes will restrict access to mammography.
April 20, 2015
2013 06 03 12 02 47 211 Second Opinion Am 200
Breast
Kopans: Attacks on mammography are part of coordinated effort
In this Second Opinion article, breast imaging expert Dr. Daniel Kopans of Massachusetts General Hospital offers his perspective on the rising number of research studies with negative findings on screening mammography.
April 27, 2014
2013 06 03 12 02 47 211 Second Opinion Am 200
Breast
Kopans: Breast cancer overdiagnosis grossly exaggerated
In this Second Opinion article, breast imaging expert Dr. Daniel Kopans offers his rebuttal of a study published last November in the New England Journal of Medicine, which raised questions about the value of screening mammography and claimed that a third of detected breast cancers represent "overdiagnosis."
April 29, 2013
2013 04 29 15 33 22 49 Kopans Daniel 200 20130429223516
Breast
Shock and awe over JAMA editorial
The University of California, San Francisco researchers who authored this week's JAMA editorial on screening have disregarded the facts regarding the value of screening mammography, according to Dr. Daniel Kopans, who shares his view in this AuntMinnie Second Opinion.
October 21, 2009
2009 06 23 14 37 33 976 Second Opinion Am
Breast
DBT: Not a panacea, but promising technology is unfairly panned
The debate over the relative value of digital breast tomosynthesis (DBT) for cancer screening continues with Dr. Daniel Kopans, founder of the breast imaging division at Massachusetts General Hospital in Boston, who offers an opinion on the technology.
October 29, 2007
2007 10 01 09 05 35 706
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