10 research outputs found

    Developing the 'gripes' tool for junior doctors to report concerns:a pilot study

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    Background Junior doctors often have concerns about quality and safety but show low levels of engagement with incident reporting systems. We aimed to develop and pilot a web-based reporting tool for junior doctors to proactively report concerns about quality and safety of care, and optimise it for future use. Methods We developed the gripes tool with input from junior doctors and piloted it at a large UK teaching hospital trust. We evaluated the tool through an analysis of concerns reported over a 3-month pilot period, and through interviews with five stakeholders and two focus groups with medical students and junior doctors about their views of the tool. Results Junior doctors reported 111 concerns during piloting, including a number of problems previously unknown to the trust. Junior doctors felt the tool was easy to use and encouraged them to report. Barriers to engagement included lack of motivation of junior doctors to report concerns, and fear of repercussions. Ensuring transparency about who would see reported concerns, and providing feedback across whole cohorts of junior doctors about concerns raised and how these had been addressed to improve patient safety at the trust, were seen having the potential to mitigate against these barriers. Sustainability of the tool was seen as requiring a revised model of staffing to share the load for responding to concerns and ongoing efforts to integrate the tool and data with other local systems for gathering intelligence about risks and incidents. Following piloting the trust committed to continuing to operate the gripes tool on an ongoing basis. Conclusions The gripes tool has the potential to enable trusts to proactively monitor and address risks to patient safety, but sustainability is likely to be dependent on organisational commitment to staffing the system and perceptions of added value over the longer term

    Increased bone resorption precedes bone formation in the ovariectomised rat

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    This study describes an increase in biochemical and histomorphometric markers of bone resorption prior to increased bone formation and trabecular bone loss in the ovariectomized rat. Six-month-old, female Sprague Dawley rats were either sham operated or ovariectomized (Ovx) and killed at 0, 6, 9, 15, 18, 21, and 42 days postoperation when femora were collected and trabecular bone volume (BV/TV) was determined from von Kossa silver-stained sections using the Quantimet 520 image analysis system in the distal region. A number of these sections were also examined unstained for fluorochrome labels, and stained for acid phosphatase to detect osteoclast-like cells (ACP surface). At 18 days postoperation, lumbar vertebrae were examined. Blood and urine specimens were analyzed for bone-related biochemical variables. ACP surface was significantly greater in Ovx rats compared with sham at 6 days postoperation (mean ACP surface (%TS) +/- SEM: sham 36.4 +/- 1.9; Ovx 40.3 +/- 1.2, P < 0.05) as was urinary hydroxyproline excretion. Serum osteocalcin and alkaline phosphatase activity were not elevated in Ovx rats compared with Sham until 9 days postoperation. Mineral apposition rate (MAR) was increased at 12 days after ovariectomy (mean MAR (microm/day) +/- SEM: sham 0.85 +/- 0.06; Ovx 1.23 +/- 0.06, P < 0.05). Trabecular bone volume (BV/TV) at a specific site in the metaphyseal-diaphyseal core area was significantly lower at 15 days postoperation (mean (%) +/- SEM: Sham 7.40 +/- 1.23, Ovx 4.25 0 0.65, P < 0.05). There was no difference in lumbar vertebral BV/TV between the two groups at 18 days postoperation, however, ACP surface was elevated in the Ovx rats (P < 0.05). A systemic increase in bone resorption at 6 days postovariectomy precedes increased formation whereas the length of time required for the dissolution of trabeculae postoperation is determined locally.N. A. Sims, H. A. Morris, R. J. Moore, T. C. Durbridg

    Adrenal Function and Skeletal Regulation

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    The hormones produced by the adrenal gland have important effects on the bone both in physiological and pathological conditions. The role of cortisol secretion on the bone physiology during growth is not fully understood. During the adult life, the degree of the cortisol secretion, still in the normal range, seems to directly correlate with the bone mineral density in elderly individuals and in osteoporotic women. The overt and subclinical cortisol excess leads to an increased risk of fracture partially independent of the bone mineral density reduction and possibly related to a reduced bone quality. The individual sensitivity to cortisol due to the different polymorphisms of the glucocorticoid receptor (GR) or of the 11\u3b2-hydroxysteroid dehydrogenase may modulate the effect of glucocorticoids (GCs) on the bone, thus explaining, at least in part, the wide interindividual variability of the skeletal consequences of the hypercortisolism. The adrenal androgens excess in congenital adrenal hyperplasia (CAH) importantly affects the bone, leading not only to an early growth acceleration but to a reduction in the final adult height. On the other hand, the reduction of the adrenal androgens during aging has been considered among the pathophysiological mechanisms of the osteoporosis in the elderly, but the effects of the restoration of the androgen levels in the aging-related osteoporosis are conflicting. Finally, the presence of mineralocorticoid receptors has been demonstrated in osteoblast, osteoclast, and osteocyte, and an association exists between indexes of bone strength and some genes involved in aldosterone pathways. In keeping, the condition of hyperaldosteronism has been associated with an increased fracture risk
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