Category Archives: Mammography

OB-GYNs’ Requests for Mammography and Ultrasound of the Breast

Since the advent of popularity of mammography and ultrasound of the breast in the Philippines circa 1995 (my estimate), it has been a common practice (especially nowadays – 2018- 2019) to routinely order these two tests for patients with a … Continue reading

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Laypeople’s approach on how to “interpret” reports of mammography – some tips

First written in August 6, 2017; updated – May 27, 2018 Mammographies or x-ray of the breasts are being done frequently.  Patients have copies of the reports and try to look or even “interpret” what are written or stated there.  … Continue reading

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Limitations of Screening Mammography

Up to 20% false-negative rates, where mammography fails to detect cancers. (2) Up to 12% false-positive rates, where mammography detects a cancer when there is none. (2) Inadequate detection of cancer in women with dense breast tissue.  Mammography detects approximately … Continue reading

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False-positive and False-negative Rates of Mammograms

False-negative rate – about 1/5 = 20% A false-negative mammogram looks normal even though breast cancer is present. Overall, screening mammograms do not find about 1 in 5 breast cancers. False-positive rate = about 50% About half of the women getting annual … Continue reading

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Mammography and Clinical Breast Examination – False Positive and Negative Rates

A false-negative mammogram looks normal even though breast cancer is present. A false-positive mammogram looks abnormal but no cancer is actually present. A false positive mammogram can lead to additional testing and even biopsy and anxiety. A  false-negative mammogram can … Continue reading

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ROJoson’s TPORs on Ultrasound and Mammography

ROJoson’s TPORs on Breast Imaging Procedures (Ultrasound and Mammography) Question: Which one is better? A question often asked by lay people. From July 2012 to March 2013, I was able to collect on a consecutive basis (as patients came to … Continue reading

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