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10 result(s) for "Dave, Rajiv V."
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Breast cancer research gaps: a questionnaire-based study to determine overall priorities and compare the priorities of patients, the public, clinicians and scientists
ObjectiveThis study aims to prioritise the themes identified from the three gap analyses performed by a combination of scientists, clinicians, patients and members of the public to determine areas in breast cancer care where research is lacking. We also aimed to compare the priorities of areas of agreed research need between patients, the public, clinicians and scientists.DesignA cross-section of patients, public, clinicians and scientists completed a prioritisation exercise to rank the identified themes where research is lacking in breast cancer care.ParticipantsPatients, clinicians and scientists who have experienced, managed or worked in the field of breast cancer and members of the public.MethodsThe research areas identified in the Breast Cancer Campaign, Association of Breast Surgery and North West Breast Research Collaborative gap analyses were outlined as 22 themes in lay terminology. Patients, members of the public, clinicians and scientists were invited to complete the prioritisation exercise, on paper or electronically, ranking the themes from 1 to 22. Comparisons were made with arithmetic mean ranking.ResultsOf the 510 prioritisation exercises completed, 179 (35%) participants were patients, 162 (32%) public, 43 (8%) scientists and 122 (24%) clinicians. The theme ranked of highest priority overall was ‘better prevention’ (arithmetic mean rank 6.4 (SE 0.23)). ‘Better prevention’ was ranked top or second by patients, public and clinicians (7 (0.39), 4.7 (0.34) and 6.8 (0.5), respectively), however, scientists ranked this as their sixth most important factor (7.7 (0.92)). The public and clinicians had good agreement with patients (r=0.84 and r=0.75, respectively), whereas scientists had moderate agreement with patients (r=0.65). Certain themes were ranked significantly differently by participant groups. Compared with clinicians, patients prioritised research into ‘alternative to mammograms’, ‘diagnostic (cancer) blood test’ and ‘rare cancers’ (OR 2.1 (95% CI 1.3 to 3.5), p=0.002, OR 2.1 (95% CI 1.3 to 3.5), p=0.004 and OR 1.7 (95% CI 1.1 to 2.8), p=0.03). Compared with scientists, patients deprioritised ‘better laboratory models’ (OR 0.4 (95% CI 0.2 to 0.8), p=0.01).ConclusionThis study demonstrates that patients, public, clinicians and scientists have different research priorities, with scientists being a particular outlier. This highlights the need to ensure the engagement of patients and public in research funding prioritisation decisions.
Abemaciclib Therapy Using the MonarchE Criteria Results in Large Numbers of Excess Axillary Node Clearances—Time to Pause and Reflect?
The monarchE study added the CDK4/6 inhibitor abemaciclib to the care of women with oestrogen-positive (ER+) breast cancers. Eligibility required meeting monarchE criteria—either >3 positive axillary nodes, or 1–3 positive sentinel nodes (SNB+) with tumour size >50 mm or grade 3 cancers. Women were advised to proceed to completion axillary node clearance (cANC) if size/grade criteria were not fulfilled for >3 positive nodes to be identified. However, cANC is associated with significant morbidity, conflicting with the potential benefits of abemaciclib. We analysed data of 229 consecutive women (2016-2022) with ER+ breast cancer and SNB+ who proceeded to cANC, keeping with contemporary treatment guidelines. We used this cohort to assess numbers that, under national guidance in place currently, would be advised to undergo cANC solely to check eligibility for abemaciclib treatment. Using monarchE criteria, 90 women (39%) would have accessed abemaciclib based on SNB+ and size/grade, without cANC. In total, 139 women would have been advised to proceed to cANC to check eligibility, with only 15/139 (11%) having >3 positive nodes after sentinel node biopsy and cANC. The remaining 124 (89%) would have undergone cANC but remained ineligible for abemaciclib. Size, age, grade, and Ki67 did not predict >3 nodes at cANC. Following cANC, a large majority of women with ER+, <50 mm, and grade 1–2 tumours remain ineligible for abemaciclib yet are subject to significant morbidity including lifelong lymphoedema risk. The monarchE authors state that 15 women need abemaciclib therapy for 1 to clinically benefit. Thus, in our cohort, 139 women undergoing cANC would lead to one woman benefitting.
Impalpable breast lesion localisation, a logistical challenge: results of the UK iBRA-NET national practice questionnaire
IntroductionBreast conserving surgery of impalpable breast lesions requires safe and effective localisation techniques. Wire localisation has traditionally been used, but has limitations. Newer techniques are now being introduced to mitigate this. The iBRA-NET group aims to robustly evaluate these new techniques in well-designed prospective studies. We report the first phase of this evaluation, a survey to establish current practice and service provision of breast localisation techniques in the UK.MethodsA national practice questionnaire was designed using ‘SurveyMonkey®’ and was circulated to UK breast surgeons via the Association of Breast Surgery and the Mammary Fold. The questionnaire was live from 6th October 2018 to 6th April 2019. Only one response per unit was requested to reflect the unit’s practice.ResultsComplete responses were received from 98 breast units across the UK. Wires were the mostly commonly used localisation technique (n = 82) with fewer units using Magseed® (n = 9), Radioguided Occult Lesion Localisation (n = 5) and Radioiodine Seed Localisation (n = 2). There was significant variation in practice and logistics involved. Frequent delays and theatre overruns were reported in 39 and 16 units, respectively. The median satisfaction score of the current technique was 7 out of 10. The main perceived limitation of existing localisation methods was logistics affecting theatre scheduling and the main barrier to introducing a new technique was cost.ConclusionWires are currently the most commonly used localisation technique but are associated with significant logistical issues. Newer techniques may offer a better solution but will need robust evaluation before they are adopted to ensure safety and efficacy.
The Kenya UK Breast Cancer Awareness Week: curriculum codesign and codelivery with direct and lived experience of breast cancer diagnosis and management
Global health education holds a paradox: the provision of global health degrees focusing on challenges in low-income and middle-income countries has increased in high-income countries, while those in these low-income and middle-income countries lack access to contribute their expertise, creating an ‘information problem’. Breast cancer is a pressing global health priority, which requires curriculum design, implementation, ownership and leadership by those with direct and lived experience of breast cancer. The Kenya-UK Breast Cancer Awareness Week was conceptualised following the signing of the Memorandum of Understanding between the Kenyan and UK governments launching the Kenya UK Health Alliance. This alliance aims to promote health cooperation to address Kenya’s breast cancer challenge. Here, we present the first of the collaborative’s initiatives: a breast cancer global health education programme designed, implemented, owned and led by Kenyan stakeholders. We present the utilisation of the Virtual Roundtable for Collaborative Education Design for the design and implementation of a nationwide virtual breast cancer awareness week delivered across eleven Kenyan medical schools. By involving partners with lived and/or professional experience of breast cancer in Kenya in all stages of the design and delivery of the awareness week, the project experimented with disrupting power dynamics and fostered ownership of the initiative by colleagues with direct expertise of breast cancer in Kenya. This initiative provides a platform, precedent and playbook to guide professionals from other specialties in the design and implementation of similar global collaborative ventures. We have used this approach to continue to advocate for global health curricula design change, so that those with lived experiences of global health challenges in their contextualised professional and personal environments are given leadership, reward and ownership of their curricula and further to highlight breast cancer as a global heath priority.
Breast assessment and benign breast disease
Management of breast disease has become increasingly specialised. A multidisciplinary, integrated and targeted approach is used. Patients presenting with a breast lump must be investigated using the ‘triple test’ whereby a thorough history and examination is followed by radiological with or without pathological assessment. This usually involves mammography and ultrasound scans, and occasionally magnetic resonance imaging. Sampling for histopathological examination may be guided by these imaging modalities. Surgical excision is performed when there is a lack of concordance in the elements of the triple test. The majority of patients assessed through a symptomatic clinic or via the breast screening program will have benign disease. Patients presenting with nipple discharge may have duct papillomas, duct ectasia, galactorrhoea or fibrocystic disease. Patients with a lump may be diagnosed with a breast cyst or fibroadenoma. There is a spectrum of indeterminate lesions that confer an increased risk of breast cancer.
Malignant breast disease and surgery
Breast cancer is a heterogeneous disease with various molecular subtypes that behave differently due to their biology. Risk factors for breast cancer exist, as do preventative strategies in those classified at higher risk. The establishment of the national screening program has led to earlier detection of breast cancers, and this has led to improved outcomes, with the repercussions of over‐diagnosis in some patients. There has been an increase in the diagnosis of ductal carcinoma in situ. Management of breast cancer involves local treatment of the breast disease and systemic treatment of the potential (unknown) oligometastatic disease. Local treatment may be mastectomy with or without reconstruction, or breast‐conserving surgery and axillary surgery (sentinel lymph node biopsy and, less commonly, axillary dissection). Adjuvant radiotherapy is used to reduce the risk of residual disease in the breast or regional lymph nodes, while adjuvant systemic therapies are used to reduce the risk of distant recurrence.
All India Ophthalmological Society (AIOS) Task Force guidelines to prevent intraocular infections and cluster outbreaks after cataract surgery
Infectious endophthalmitis is a serious and vision-threatening complication of commonly performed intraocular surgeries such as cataract surgery. The occurrence of endophthalmitis can result in severe damage to the uveal and other ocular tissues even among patients undergoing an uncomplicated surgical procedure. If the infections result from common factors such as surgical supplies, operative or operation theater-related risks, there can be a cluster outbreak of toxic anterior segment syndrome (TASS) or infectious endophthalmitis, leading to several patients having an undesirable outcome. Since prevention of intraocular infections is of paramount importance to ophthalmic surgeons, the All India Ophthalmological Society (AIOS) has taken the lead in the formation of a National Task Force to help ophthalmic surgeons apply certain universal precautions in their clinical practice. The Task Force has prepared a handy checklist and evidence-based guidelines to minimize the risk of infectious endophthalmitis following cataract surgery.