Care of men with cancer-predisposing BRCA variants – The BMJ

Posted: October 15, 2021 at 2:01 am

Men and women are equally likely to inherit or pass on a cancer-predisposing BRCA variantfamily history of cancers needs to encompass both sides of the family

Men with cancer-predisposing BRCA variants have an increased risk of developing breast cancer and are advised to be breast aware

Men with cancer-predisposing BRCA2 variants have an increased risk of developing aggressive prostate cancer (men with cancer-predisposing BRCA1 variants may also have an increased risk); it is not yet known whether prostate specific antigen screening reduces mortality in men with cancer-predisposing BRCA variants

The European Association of Urology recommends that PSA screening is offered to men with cancer-predisposing BRCA2 variants from 40 years of age after discussion of the risks and benefits

Around one in 260 men (~0.4%) inherits a cancer-predisposing BRCA variant that increases their risk of developing prostate, pancreatic, and breast cancer and may affect the health of their family.12 Most of these men are currently unaware that they have a cancer-predisposing BRCA variant, but as genetic testing becomes more common, more men will need medical advice about what having such a variant means for them and their families.

Men are just as likely as women to have a cancer-predisposing BRCA variant, but many people perceive these variants as only being relevant to women. Paradoxically, this could lead to women at very high risk of breast and ovarian cancer missing out on screening and risk-lowering treatment despite a concerning paternal family history. Clinicians might also be less attuned to paternal family history of cancer in assessing womens breast cancer risk.3 This practice pointer covers what cancer-predisposing BRCA variants are, who might be tested; and what health issues men and their clinicians need to know about. We refer to men, but the article also applies to transwomen and some non-binary

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Care of men with cancer-predisposing BRCA variants - The BMJ

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