-rearranged sarcomas are rare, high-grade, undifferentiated, small round cell sarcomas of bone and soft tissue classified by gene fusions involving the gene with other gene partners, most commonly the gene. These tumors tend to affect a wide age range, with a predilection for adult males, with the most common anatomical location being the deep soft tissues of the limbs or trunk. -rearranged sarcomas have proven not only to be challenging to diagnose but also to treat due to their high resistance to conventional therapies.
View Article and Find Full Text PDFGlioma-associated oncogene (-altered mesenchymal tumors are a newly described entity of neoplasms with very few case reports published in the literature. -altered neoplasms have a moderate degree of variability as they are seen in a broad range of anatomic sites and amongst people of all ages. A common feature that most -altered tumors share is the histologic makeup of monomorphic ovoid cells organized in distinct nests and an arborizing vascular blood supply.
View Article and Find Full Text PDFSynovial sarcoma is a malignant soft tissue tumor of uncertain differentiation. It is typically seen in the deep soft tissue of the extremities; however, it has been reported to occur anywhere in the body. Synovial sarcoma by histomorphology has multiple subtypes, including monophasic spindle cell, biphasic and poorly differentiated subtypes.
View Article and Find Full Text PDFBull World Health Organ
February 2024
Ann Intern Med
August 2022
Background: Living practice guidelines are increasingly being used to ensure that recommendations are responsive to rapidly emerging evidence.
Objective: To develop a framework that characterizes the processes of development of living practice guidelines in health care.
Design: First, 3 background reviews were conducted: a scoping review of methods papers, a review of handbooks of guideline-producing organizations, and an analytic review of selected living practice guidelines.
Collision tumors are rare neoplasms that consist of at least two different cell lineages at the same site. Given the many possible combinations that can occur, collision tumors, while rare, have been reported in multiple locations such as the stomach, bladder, and thyroid. Collision tumors are rarely found in breast tissue, with only a few cases reported in the literature.
View Article and Find Full Text PDFGranular cell tumors (GCTs) are rare neoplasms of neuroectodermal origin characterized by large polygonal cells with abundant eosinophilic and granular cytoplasm. GCTs rarely affect the lungs, with only a few cases reported in the literature. The pathophysiology of this Schwann cell-derived condition is not well understood but is thought to be due to recurring genetic mutations.
View Article and Find Full Text PDFLoin pain hematuria syndrome (LPHS) is a rare chronic pain disorder that is poorly understood. LPHS presents as unilateral or bilateral flank pain with hematuria of unknown cause. The lack of knowledge surrounding pathogenesis and effective treatment has resulted in missed diagnoses as well as narcotic addiction in some patients.
View Article and Find Full Text PDFSarcoidosis is a multisystem, inflammatory granulomatous disease that rarely involves breast tissue. The pathophysiology of this chronic granulomatous condition is not well understood but is thought to be multifactorial, involving environmental influences causing an amplified immune response. A key histomorphology feature in sarcoidosis is the presence of non-necrotizing granulomas.
View Article and Find Full Text PDFJ Clin Epidemiol
February 2022
• The development of trustworthy guidelines follows a range of principles. • In response to the Covid pandemic there was an urgent need for guidelines to respond to a wide range of clinical and public health challenges; timelines became contracted and evidence was frequently lacking or of poor quality. • For guideline development the World Health Organization, it became clear that one of the most important principles to adhere to is transparency as this underpins all other principles of guideline development.
View Article and Find Full Text PDFBull World Health Organ
November 2021
Bull World Health Organ
October 2020
Nitrogenous fertilizers have nearly doubled global grain yields, but have also increased losses of reactive N to the environment. Current public investments to improve soil health seek to balance productivity and environmental considerations. However, data integrating soil biological health and crop N response to date is insufficient to reliably drive conservation policy and inform management.
View Article and Find Full Text PDFBackground: There is recognition that effective interventions are available to prevent neonatal and maternal deaths but providing reliable and valid coverage estimates remains a challenge. Household surveys rely on recall of self-reported events that may span up to 5 years, raising concerns of recall bias.
Objective: This study assessed the reliability of maternal recall of pregnancy, delivery, and postpartum events over a six-month period and identified relevant individual characteristics associated with inconsistent reporting.
Bull World Health Organ
September 2018
Transforming our world: the 2030 agenda for sustainable development promotes the improvement of health equity, which entails ongoing monitoring of health inequalities. The World Health Organization has developed a multistep approach to health inequality monitoring consisting of: (i) determining the scope of monitoring; (ii) obtaining data; (iii) analysing data; (iv) reporting results; and (v) implementing changes. Technical considerations at each step have implications for the results and conclusions of monitoring and subsequent remedial actions.
View Article and Find Full Text PDFEpidemiol Serv Saude
December 2018
Measurements of health indicators are rarely available for every population and period of interest, and available data may not be comparable. The Guidelines for Accurate and Transparent Health Estimates Reporting (GATHER) define best reporting practices for studies that calculate health estimates for multiple populations (in time or space) using multiple information sources. Health estimates that fall within the scope of GATHER include all quantitative population-level estimates (including global, regional, national, or subnational estimates) of health indicators, including indicators of health status, incidence and prevalence of diseases, injuries, and disability and functioning; and indicators of health determinants, including health behaviours and health exposures.
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