Person with no personal history of breast cancer: assessment and management in bring together all NICE guidance, quality standards and other NICE information on a specific topic. are interactive and designed to be used online. They are updated regularly as new NICE guidance is published. To view the latest version of this pathway see: http://pathways.nice.org.uk/pathways/familial-breast-cancer Pathway last updated: 11 November 2015 This document contains a single pathway diagram and uses numbering to link the boxes to the associated recommendations. All rights reserved
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1 Person with no personal history referred to No additional information 2 Information for people in Give: standard information [See page 12] information about hereditary breast cancer information about genetic testing, both predictive and mutation finding, including details of what the tests mean and how informative they are likely to be, and the likely timescale of being given the results information about the risks and benefits of risk-reducing surgery when it is being considered, including both physical and psychological impact. 3 Multidisciplinary care Ensure that in a specialist genetic clinic people are cared for by a multidisciplinary team. In addition to having access to the components found in secondary care, it should also include the following: clinical genetic risk assessment verification for abdominal malignancies and possible sarcomas. 4 Family history-taking Take a third-degree family history in a specialist genetic clinic, if this has not been done previously. For accurate risk estimation, the following are required: age of death of affected and unaffected relatives current age of unaffected relatives. In general, it is not necessary to validate breast cancer-only histories (via medical records/ cancer registry/death certificates). Page 3 of 14
Seek confirmation of breast cancer-only histories (via medical records/cancer registry/death certificates) if substantial management decisions, such as risk-reducing surgery, are being considered and no mutation has been identified. Where no family history verification is possible, seek agreement by a multidisciplinary team before proceeding with risk-reducing surgery. Confirm abdominal malignancies at young ages and possible sarcomas in specialist care. 5 Estimating carrier probability and offering genetic testing When women not known to have a genetic mutation are referred to a specialist genetic clinic, offer them assessment of their carrier probability using a carrier probability calculation method with acceptable performance (calibration and discrimination) to determine whether they meet or will meet the criteria for MRI surveillance. (An example of acceptable method is BOADICEA.) In a specialist genetic clinic, use a carrier probability calculation method with demonstrated acceptable performance (calibration and discrimination) to assess the probability of a BRCA1 or BRCA2 mutation. Examples of acceptable methods include BOADICEA and the Manchester scoring system. If there are problems with using or interpreting carrier probability calculation methods, use clinical judgement when deciding whether to offer genetic testing. Communicating cancer risk and carrier probability Offer a personal risk estimate but also give information about the uncertainties of the estimation. When a personal risk value is requested, present it in more than one way (for example, a numerical value, if calculated, and qualitative risk). Send people a written summary of their consultation in a specialist genetic clinic, which includes their personal risk information. Page 4 of 14
Carrier probability at which genetic testing should be offered Discuss the potential risk and benefits of genetic testing. Include in the discussion the probability of finding a mutation, the implications for the individual and the family, and the implications of either a variant of uncertain significance or a null result (no mutation found). Genetic testing for a person with no personal history of breast cancer but with an available affected relative Offer genetic testing in specialist genetic clinics to a relative with a personal history of breast and/or ovarian cancer if that relative has a combined BRCA1 and BRCA2 mutation carrier probability of 10% or more. Genetic testing for a person with no personal history of breast cancer and no available affected relative to test Offer genetic testing in specialist genetic clinics to a person with no personal history of breast or ovarian cancer if their combined BRCA1 and BRCA2 mutation carrier probability is 10% or more and an affected relative is unavailable for testing. 6 Genetic counselling Offer women meeting criteria for referral to a specialist genetic clinic a referral for genetic counselling regarding their risks and options. Ensure that women attending genetic counselling receive standardised information beforehand describing the process of genetic counselling, information to obtain prior to the counselling session, the range of topics to be covered and brief educational material about hereditary breast cancer and genetic testing. Undertake pre-test counselling (preferably two sessions). Do not offer predictive genetic testing without adequate genetic counselling. Page 5 of 14
7 Genetic testing Information about genetic testing Ensure that all eligible people have access to information on genetic tests aimed at mutation finding. Ensure that genetic testing (predictive and mutation finding) is discussed by a healthcare professional with appropriate training. Inform eligible people and their affected relatives about the likely informativeness of the test (the meaning of a positive and a negative test) and the likely timescale of being given the results. Mutation tests Carry out tests aimed at mutation finding on an affected family member first where possible. If possible, start the development of a genetic test for a family with the testing of an affected individual (mutation searching/screening) to try to identify a mutation in the appropriate gene (such as BRCA1, BRCA2 or TP53). Ensure that a search/screen for a mutation in a gene (such as BRCA1, BRCA2 or TP53) aims for as close to 100% sensitivity as possible for detecting coding alterations, and the whole gene(s) is searched. Clinical genetics laboratories should record gene variants of uncertain significance and known pathogenic mutations in a searchable electronic database. Inform families with no clear genetic diagnosis that they can request review in the specialist genetic clinic at a future date. 8 Risk reduction strategies No additional information Page 6 of 14
9 Risk-reducing bilateral oophorectomy Management by a multidisciplinary team Risk-reducing bilateral oophorectomy is appropriate only for a small proportion of women who are from high-risk families and should be managed by a multidisciplinary team. Verifying family history Verify family history where no mutation has been identified before bilateral risk-reducing oophorectomy. Where no family history verification is possible, seek agreement by a multidisciplinary team before proceeding with bilateral risk-reducing oophorectomy. Information and support before and after the procedure Ensure that information about bilateral oophorectomy as a potential risk-reducing strategy is available to women who are classified as high risk. Ensure that any discussion of bilateral oophorectomy as a risk-reducing strategy takes fully into account factors such as anxiety levels on the part of the woman concerned. Be aware that women being offered risk-reducing bilateral oophorectomy may not have been aware of their risks of ovarian cancer as well as breast cancer and should be able to discuss this. Discuss the effects of early menopause with any woman considering risk-reducing bilateral oophorectomy. Discuss options for management of early menopause with any woman considering risk-reducing bilateral oophorectomy, including the advantages, disadvantages and risk impact of HRT. Ensure that women considering risk-reducing bilateral oophorectomy have access to support groups and/or women who have undergone the procedure. Inform women considering risk-reducing bilateral oophorectomy of possible psychosocial and sexual consequences of the procedure and ensure they have the opportunity to discuss these issues. Page 7 of 14
Removing the fallopian tubes Ensure that women undergoing bilateral risk-reducing oophorectomy have their fallopian tubes removed as well. See the NICE pathway on menopause. 10 HRT after bilateral salpingo-oophorectomy before the menopause When women with no personal history of breast cancer have either a BRCA1 or BRCA2 mutation or a family history of breast cancer and they have had a bilateral salpingooophorectomy before their natural menopause, offer them: combined HRT if they have a uterus oestrogen-only HRT if they don't have a uterus up until the time they would have expected natural menopause (average age for natural menopause is 51 52 years). Manage menopausal symptoms occurring when HRT is stopped in the same way as symptoms of natural menopause. See the NICE pathway on menopause. 11 Risk-reducing mastectomy Management by a multidisciplinary team Bilateral risk-reducing mastectomy is appropriate only for a small proportion of women who are from high-risk families and should be managed by a multidisciplinary team. Verifying family history Verify family history where no mutation has been identified before bilateral risk-reducing mastectomy. Where no family history verification is possible, seek agreement by a multidisciplinary team before proceeding with bilateral risk-reducing mastectomy. Page 8 of 14
Discussion of risk, counselling and support Discuss bilateral mastectomy as a risk-reducing strategy option with all women at high risk. Ensure that women considering bilateral risk-reducing mastectomy have genetic counselling in a specialist cancer genetics clinic before a decision is made. Ensure that discussion of individual breast cancer risk and its potential reduction by surgery takes place and takes into account individual risk factors, including the woman's current age (especially at extremes of age ranges). Undertake pre-operative counselling about psychosocial and sexual consequences of bilateral risk-reducing mastectomy. Discuss pre-operatively the possibility of breast cancer being diagnosed histologically following a risk-reducing mastectomy. Offer women considering bilateral risk-reducing mastectomy access to support groups and/or women who have undergone the procedure. Breast reconstruction Offer all women considering bilateral risk-reducing mastectomy the opportunity to discuss their breast reconstruction options (immediate and delayed) with a member of a surgical team with specialist oncoplastic or breast reconstructive skills. Ensure that risk-reducing mastectomy and/or reconstruction is carried out by a surgical team with specialist oncoplastic/breast reconstructive skills. 12 Chemoprevention Healthcare professionals within a specialist genetic clinic should discuss and give written information on the absolute risks and benefits of all options for chemoprevention to women at high risk or moderate risk of breast cancer. Discussion and information should include the side effects of drugs, the extent of risk reduction, and the risks and benefits of alternative approaches, such risk-reducing surgery and surveillance. Page 9 of 14
Premenopausal women Offer tamoxifen 1 for 5 years to premenopausal women at high risk of breast cancer unless they have a past history of may be at increased risk of thromboembolic disease or endometrial cancer. Consider prescribing tamoxifen for 5 years to premenopausal women at moderate risk of developing breast cancer, unless they have a past history or may be at increased risk of thromboembolic disease or endometrial cancer. Do not offer tamoxifen or raloxifene to women who were at high risk of breast cancer but have had a bilateral mastectomy. Postmenopausal women Offer tamoxifen for 5 years to postmenopausal women without a uterus and at high risk of breast cancer unless they have a past history or may be at increased risk of thromboembolic disease or they have a past history of endometrial cancer. Offer either tamoxifen or raloxifene 2 for 5 years to postmenopausal women with a uterus and at high risk of breast cancer unless they have a past history or may be at increased risk of thromboembolic disease or endometrial cancer. Consider prescribing tamoxifen for 5 years to postmenopausal women without a uterus and at moderate risk of developing breast cancer, unless they have a past history or may be at increased risk of thromboembolic disease or they have a past history of endometrial cancer. Consider prescribing either tamoxifen or raloxifene for 5 years to postmenopausal women with a uterus and at moderate risk of developing breast cancer, unless they have a past history or may be at increased risk of thromboembolic disease or endometrial cancer. Do not offer tamoxifen or raloxifene to women who were at high risk of breast cancer but have had a bilateral mastectomy. Stopping treatment Do not continue treatment with tamoxifen or raloxifene beyond 5 years.] Inform women that they must stop tamoxifen at least: Page 10 of 14
2 months before trying to conceive 6 weeks before surgery. 13 Decisions and information about surveillance See Familial breast cancer / Person with no personal history of breast cancer: assessment and management in secondary care / Decisions and information about surveillance 14 Information for people referred back to primary care Give: standard information [See page 12] detailed information about why secondary or a specialist genetic service are not needed advice to return to primary care to discuss any implications if there is a change in family history change or breast symptoms develop. 15 Management in primary care See Familial breast cancer / Person with no personal history of breast cancer: assessment and management in primary care / Management in primary care 1 At the time of publication (June 2013), tamoxifen did not have a UK marketing authorisation for this indication. The prescriber should follow relevant professional guidance, taking full responsibility for the decision. Informed consent should be obtained and documented. See the General Medical Council's Good practice in prescribing and managing medicines and devices for further information. 2 At the time of publication (June 2013), raloxifene did not have a UK marketing authorisation for this indication. The prescriber should follow relevant professional guidance, taking full responsibility for the decision. Informed consent should be obtained and documented. See the General Medical Council's Good practice in prescribing and managing medicines and devices for further information. Page 11 of 14
Standard written information for all Give the following standard written information to all: risk information about population level and family history level of risk, including a definition of family history the message that if their family history alters their risk may alter breast awareness information lifestyle advice regarding breast cancer risk, including information about: HRT and oral contraceptives (women only) lifestyle including diet, alcohol, etc breastfeeding, family size and timing (women only) contact details of those providing support and information, including local and national support groups people should be informed prior to appointments that they can bring a family member/friend with them to appointments details of any trials or studies that may be appropriate. Glossary First-degree Mother, father, daughter, son, sister, brother. Second-degree Grandparent, grandchild, aunt, uncle, niece, nephew, half-sister, half-brother. Third-degree Great grandparent, great grandchild, great aunt, great uncle, first cousin, grand nephew, grand niece. High risk Greater than 8% risk of breast cancer between age 40 and 50 years or lifetime risk of 30% or greater. This group also includes known BRCA1, BRCA2 and TP53 mutations and rare Page 12 of 14
conditions that carry an increased risk of breast cancer, such as Peutz-Jegher syndrome (STK11), Cowden (PTEN) and familial diffuse gastric cancer (E-Cadherin). HRT Hormone replacement therapy. Triple negative breast cancer Oestrogen receptor, progesterone receptor, HER2 negative breast cancer. Moderate risk Between 3% and 8% risk of breast cancer between age 40 and 50 years or lifetime risk of 17% or greater but less than 30%. Sources Familial breast cancer (2013) NICE guideline CG164 Your responsibility The guidance in this pathway represents the view of NICE, which was arrived at after careful consideration of the evidence available. Those working in the NHS, local authorities, the wider public, voluntary and community sectors and the private sector should take it into account when carrying out their professional, managerial or voluntary duties. Implementation of this guidance is the responsibility of local commissioners and/or providers. Commissioners and providers are reminded that it is their responsibility to implement the guidance, in their local context, in light of their duties to avoid unlawful discrimination and to have regard to promoting equality of opportunity. Nothing in this guidance should be interpreted in a way which would be inconsistent with compliance with those duties. Copyright Copyright National Institute for Health and Care Excellence 2015. All rights reserved. NICE copyright material can be downloaded for private research and study, and may be reproduced for educational and not-for-profit purposes. No reproduction by or for commercial organisations, or for commercial purposes, is allowed without the written permission of NICE. Page 13 of 14
Contact NICE National Institute for Health and Care Excellence Level 1A, City Tower Piccadilly Plaza Manchester M1 4BT www.nice.org.uk nice@nice.org.uk 0845 003 7781 Page 14 of 14