Risk factor for breast cancer?

KPSC Staff Nurse - 2017

Medical & Surgical Nursing

Easy

Appeared in: KPSC Staff Nurse - 2017

Explanation

Breast cancer risk is multifactorial, involving a complex interplay of genetic, hormonal, and environmental influences.
The correct option acknowledges that both hormonal functions (related to lifetime estrogen exposure) and dietary/environmental factors (like obesity, alcohol, and radiation) are well-established categories of risk.
Ovarian and hormonal factors include early menarche, late menopause, and nulliparity, all of which increase cumulative estrogen exposure.
Dietary and environmental factors include a high-fat diet, postmenopausal obesity, and alcohol consumption.
Choosing the option that combines both categories provides the most comprehensive and accurate answer.

Option A: While chronic inflammation is linked to some cancers, recurrent breast infections or inflammation (mastitis) is not recognized as a direct or major risk factor for breast cancer.
Option B: This option is correct but incomplete. While ovarian and hormonal functions are major risk factors, they are not the only ones. The question asks for risk factors in general, and dietary/environmental factors are also significant.
Option C: Similar to the previous option, this is a correct but incomplete statement. Dietary and environmental factors are established risk factors, but ignoring the profound impact of hormonal function provides an incomplete picture.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Risk Factors for Breast Cancer as background academic context rather than a clinical decision trigger.
Nurses play a vital role in educating patients about breast cancer risk factors, distinguishing between modifiable and non-modifiable risks.
Patient education should focus on lifestyle changes for modifiable risks, such as maintaining a healthy weight, regular physical activity, and limiting alcohol intake.
Promoting adherence to screening guidelines (e.g., mammograms) is crucial for early detection, especially in women with multiple risk factors.

How to Approach the Question

First, identify the core subject of the question, which is 'risk factors for breast cancer'.
Evaluate each option independently. Is 'recurrent infection' a risk factor? Is 'hormonal function' a risk factor? Is 'dietary function' a risk factor?
Recall or deduce from your knowledge that hormonal and dietary/environmental factors are well-established risks, while infection is not.
Notice that options (2) and (3) are both correct. This should immediately draw your attention to option (4), which combines them.
In multiple-choice questions, always look for the most comprehensive and complete answer. Since both (2) and (3) are correct, (4) is the best choice.

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