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Difficulty: EasyPreventive Care and Screening

During a routine health maintenance visit, a 42-year-old female patient inquires about cancer screening recommendations. She feels completely well and has no medical complaints. Her medical history is unremarkable, and she takes no medications. She has never smoked cigarettes and does not consume alcohol. There is no known family history of any malignancies. Her last cervical cancer screening, which included high-risk human papillomavirus (HPV) cotesting, was performed 1 year ago and was normal. She has never undergone breast imaging. Based on current US Preventive Services Task Force (USPSTF) guidelines, which of the following is the most appropriate recommendation for breast cancer screening in this patient?

  1. Biennial screening mammographyAnswer
  2. B
    Annual screening mammography
  3. C
    Defer screening mammography until age 50
  4. D
    Screening breast magnetic resonance imaging
  5. E
    Annual clinical breast examination

Answer

Biennial screening mammography
The correct recommendation is biennial screening mammography. In 2024, the US Preventive Services Task Force (USPSTF) finalized updated guidelines (Grade B recommendation) stating that all average-risk women should undergo biennial screening mammography starting at age 40 and continuing through age 74. This patient is 42 years old and at average risk, making her an appropriate candidate to initiate screening now on a two-year interval.

Step-by-Step Solution

1
Evaluate the patient's demographic profile and risk factors.
The patient is a 42-year-old female with no family history of cancer, indicating she is at average risk for breast cancer.
Risk stratification dictates the appropriate screening modality, start age, and interval.
2
Identify the current evidence-based guideline for this patient demographic.
The USPSTF recommends initiating breast cancer screening with mammography at age 40.
Guidelines were updated in 2024 to address rising breast cancer incidence in younger women and to improve survival outcomes.
3
Determine the correct screening interval and modality.
The recommended interval is biennial (every 2 years) using screening mammography.
Biennial screening provides a favorable balance of benefits (mortality reduction) and harms (false positives, unnecessary biopsies) for average-risk women.

Key Concept

The USPSTF recommends biennial screening mammography for women aged 40 to 74 years who are at average risk for breast cancer.
Estimated Time:45s
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Topics

Preventive Care and Screening

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