解剖学和形态学
麻醉学
听力与言语-语言病理学
行为科学
心脏和心血管系统
细胞和组织工程学
临床神经病学
危重症监护医学
牙科,口腔外科和医学
皮肤病学
急诊医学
内分泌学和新陈代谢
肠胃学和肝脏学
老人病学和老年医学
卫生保健科学和服务
血液学
免疫学
传染病
综合和补充性医学
医学伦理学
医学信息学
医学实验室技术
医学,全科和内科
医学,法律
医学,研究和试验
神经系统科学
护理
营养学和饮食学
产科医学和妇科医学
肿瘤学
眼科学
整形外科学
耳鼻喉科学
病理学
儿科学
周围血管疾病
药理学和药剂学
生理学
基本医疗保健
精神病学
公共、环境和职业卫生
放射学,核医学和医学成像
康复学
生殖生物学
呼吸系统
风湿病学
运动科学
外科学
毒理学
热带医学
泌尿学和肾脏学
病毒学
老年医学
健康政策和服务
心理学,临床
abstract::Although substantial increases in survival rates among children diagnosed with cancer have been observed in recent decades, survivors are at risk of developing therapy-related chronic health conditions. Among children and adolescents treated for cancer, acquisition of peak bone mass may be compromised by cancer therap...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-013-0165-0
更新日期:2013-12-01 00:00:00
abstract::Osteoporotic fractures result in significant morbidity and mortality. Anabolic agents reverse the negative skeletal balance that characterizes osteoporosis by stimulating osteoblast-dependent bone formation to a greater degree than osteoclast-dependent bone resorption. Parathyroid hormone (PTH) and parathyroid hormone...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-013-0171-2
更新日期:2013-12-01 00:00:00
abstract::Establishing a Fracture Liaison Service (FLS) to identify and treat patients with a recent fragility fracture has been shown to be effective, save money, useful to document high quality of care, and makes good clinical sense. A FLS starts with an osteoporosis champion and encompasses identification of patients with a ...
journal_title:Current osteoporosis reports
pub_type: 杂志文章
doi:10.1007/s11914-013-0177-9
更新日期:2013-12-01 00:00:00
abstract::Nutritional status is an essential component in determining whole body energy homeostasis. The balance between energy/food intake and metabolism is governed by a range of hormones secreted from various parts of the body. Their subsequent dissemination via the blood results in a wide range of biological responses inclu...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-013-0157-0
更新日期:2013-09-01 00:00:00
abstract::Based on spiral 3D tomography a large variety of applications have been developed during the last decade to asses bone mineral density, bone macro and micro structure, and bone strength. Quantitative computed tomography (QCT) using clinical whole body scanners provides separate assessment of trabecular, cortical, and ...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-013-0147-2
更新日期:2013-09-01 00:00:00
abstract::The pediatric origin of osteoporosis has led many investigators to focus on determining factors that influence bone gain during growth and methods for optimizing this gain. Bone responds to bone loading activities by increasing mass or size. Overall, pediatric studies have found a positive effect of bone loading on bo...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-013-0152-5
更新日期:2013-09-01 00:00:00
abstract::Currently, the measurement of areal bone mineral density (aBMD) is used at NASA to evaluate the effects of spaceflight on the skeletal health of astronauts. Notably, there are precipitous declines in aBMD with losses >10 % detected in the hip and spine in some astronauts following a typical 6-month mission in space. H...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-013-0136-5
更新日期:2013-06-01 00:00:00
abstract::Although vitamin D is used mainly as a nutritional supplement in osteoporosis treatment, its active form, 1,25-dihydroxyvitamin D [1,25(OH)(2)D], has an effect to maintain bone remodeling balance as well. Eldecalcitol is an analog of 1,25(OH) (2)D(3) with stronger effects than its native form in improving bone remodel...
journal_title:Current osteoporosis reports
pub_type: 杂志文章
doi:10.1007/s11914-012-0116-1
更新日期:2012-12-01 00:00:00
abstract::As the population with HIV continues to age, specialists in HIV care are increasingly encountering chronic health conditions, which now include osteoporosis, osteopenia, and fragility fractures. The pathophysiology of the bone effects of HIV infection is complex and includes traditional risk factors for bone loss as w...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-012-0125-0
更新日期:2012-12-01 00:00:00
abstract::Osteoporosis presents a dilemma for the orthopedic surgeon. Screw fixation within the bone is crucial for mechanical stabilization, maintenance of reduction, and ultimately, fracture healing. For the patient, soft bones and physiological fragility usually benefit from immediate weight bearing and mobility to avoid fur...
journal_title:Current osteoporosis reports
pub_type: 杂志文章
doi:10.1007/s11914-012-0124-1
更新日期:2012-12-01 00:00:00
abstract::Intercellular communication within the bone microenvironment is critical for the maintenance of normal bone structure. Osteoblast-lineage cells at all stages of differentiation, from pluripotent precursors to matrix-embedded osteocytes, produce regulatory factors that modulate the differentiation and activity of both ...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-012-0096-1
更新日期:2012-06-01 00:00:00
abstract::The past decade has seen a significant expansion of our understanding of the interaction between the neural system and bone. While innervation of bone was long appreciated, the discovery of central relays from the hypothalamus to the cells of bone has seen the identification of a number of efferent neural pathways to ...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-012-0102-7
更新日期:2012-06-01 00:00:00
abstract::Stem cells differ from other cells of the body in their potential for multilineage differentiation and their continued proliferation without substantial loss of potential (so-called self-renewal). These properties are maintained and regulated by a specific microenvironment referred to as "niche." This term has been us...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-011-0075-y
更新日期:2011-12-01 00:00:00
abstract::The greatest cause of preventable morbidity and mortality is smoking, and one of the often-underappreciated effects of smoking is profound bone loss. The existing clinical paradigm for smoking is that there is a low turnover osteoporosis. This review highlights findings from recent clinical trials and animal research ...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-011-0068-x
更新日期:2011-12-01 00:00:00
abstract::The occurrence of a fragility fracture is an opportunity to recognize osteoporosis and begin treatment to reduce the risk of another fracture. However, selecting the treatment may have an impact on the incident fracture and this requires careful consideration of the patient and the treatment choices. There is no conse...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-011-0061-4
更新日期:2011-09-01 00:00:00
abstract::Osteoporosis is characterized by the occurrence of a host of fractures. According to densitometric values, an operational definition for osteoporosis corresponds to a loss of 25% to 30% (-2.5 T-scores) compared with the mean values of bone mineral density of young premenopausal women. For years, research tried to deve...
journal_title:Current osteoporosis reports
pub_type: 杂志文章
doi:10.1007/s11914-010-0024-1
更新日期:2010-09-01 00:00:00
abstract::A prior fracture is a well-documented risk factor for a subsequent fracture and it doubles the risk of subsequent fractures. Few studies have investigated the time that elapses between the initial and subsequent fracture. These studies show that the subsequent fracture risk is not constant, but fluctuates over time. T...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-010-0023-2
更新日期:2010-09-01 00:00:00
abstract::Microbial biofilms have been observed and described in bone specimens of patients with bisphosphonate (BP)-associated osteonecrosis of the jaw (BONJ) and investigators are more recently suggesting that this condition essentially represents an osteomyelitis of the jaw clinically, with greater susceptibility in some pat...
journal_title:Current osteoporosis reports
pub_type: 杂志文章
doi:10.1007/s11914-010-0008-1
更新日期:2010-03-01 00:00:00
abstract::Vitamin D, acting through its active metabolite 1,25(OH)(2)D(3), exerts its influence on many physiologic processes in addition to the regulation of calcium and phosphate homeostasis. These processes include the immune system. Both the adaptive and innate immune systems are affected by 1,25(OH)(2)D(3) and its receptor...
journal_title:Current osteoporosis reports
pub_type: 杂志文章
doi:10.1007/s11914-009-0011-6
更新日期:2009-07-01 00:00:00
abstract::Low vitamin D status, which is endemic due to inadequate oral intake combined with sun avoidance, contributes to musculoskeletal and other pathologies. Although controversial, it is increasingly recommended that serum 25-hydroxyvitamin D (25D) concentrations less than 30 ng/mL be considered suboptimal. Clinicians shou...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-008-0017-5
更新日期:2008-09-01 00:00:00
abstract::Caloric restriction caused by undernutrition or over-exercise is increasingly common and has significant health consequences such as hypothalamic amenorrhea, infertility, attainment of low peak bone mass, and bone loss leading to fracture. In these patients, the pathophysiology of amenorrhea and bone loss is multifact...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-007-0011-3
更新日期:2007-12-01 00:00:00
abstract::Understanding of osteoclast formation and activation has advanced considerably since the discovery of the RANKL/RANK/OPG system in the mid 1990s. Osteoblasts and stromal stem cells express receptor activator of NF-jB ligand (RANKL), which binds to its receptor, RANK, on the surface of osteoclasts and their precursors....
journal_title:Current osteoporosis reports
pub_type: 杂志文章
doi:10.1007/s11914-007-0024-y
更新日期:2007-09-01 00:00:00
abstract::Osteocytes, the most abundant cell type in bone, remain the least characterized. Several theories have been proposed regarding their function, including osteolysis, sensing the strains produced in response to mechanical loading of bones, and producing signals that affect the function of osteoblasts and osteoclasts and...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-007-0007-z
更新日期:2007-06-01 00:00:00
abstract::Osteoporosis in men is an unrecognized but growing problem as the number of men who live to old age increases. The 10-year fracture risk at age 50 quadruples by age 80, and in general the incidence rate of osteoporotic fracture in men is about half that of women. Of note, the mortality and morbidity after hip fracture...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-996-0030-5
更新日期:2006-09-01 00:00:00
abstract::Surrogate markers in clinical medicine provide a useful means to assess therapeutic response to pharmacologic therapy in a wide range of chronic disease states. In the area of osteoporosis, the surrogate markers of change in bone mineral density (BMD) and bone turnover markers (BTM) provide the clinician with a means ...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-005-0018-6
更新日期:2005-09-01 00:00:00
abstract::Microcrack accumulation in cortical bone has been implicated in skeletal fragility and stress fractures. These cracks have also been shown to affect the mechanical and material properties of cortical bone. Their growth has been linked to osteocyte apoptosis and the initiation of the remodeling process, which also has ...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-005-0002-1
更新日期:2005-06-01 00:00:00
abstract::The postmenopausal state is the most common underlying cause for osteoporosis and most of our understanding of the condition relates to this group. Recent evidence has suggested that hormone therapy may no longer have the pre-eminent place it once held but the same studies have also confirmed its antifracture efficacy...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-004-0018-y
更新日期:2004-09-01 00:00:00
abstract::Because there are now effective agents for treatment of osteoporosis, the question is being raised as to whether or not it is ethical to have placebo-controlled trials of new agents. It is ethical for patients who are at low risk of serious or irreversible harm to participate in placebo-controlled trials as long as th...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-004-0012-4
更新日期:2004-03-01 00:00:00
abstract::There is an increasing repertoire of laboratory tests available for assessing the bone remodeling process. Biochemical markers of bone remodeling can be measured in serum or urine, and have a number of potential roles in the management of fracture risk. Differences in remodeling between individuals might be related to...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-996-0002-9
更新日期:2003-12-01 00:00:00
abstract::Atraumatic fractures of the skeleton in osteoporotic patients are directly related to a deterioration of bone strength. However, the failure of the bone tissue to withstand functional load bearing cannot be explained as a simple decrease in bone mineral density (quantity); strength is also significantly dependent upon...
journal_title:Current osteoporosis reports
pub_type: 杂志文章,评审
doi:10.1007/s11914-003-0003-x
更新日期:2003-06-01 00:00:00