scholarly journals Point-of-care testing in the cardiovascular operating theatre

Author(s):  
Urs E. Nydegger ◽  
Erich Gygax ◽  
Thierry Carrel

AbstractPoint-of-care testing (POCT) remains under scrutiny by healthcare professionals because of its ill-tried, young history. POCT methods are being developed by a few major equipment companies based on rapid progress in informatics and nanotechnology. Issues as POCT quality control, comparability with standard laboratory procedures, standardisation, traceability and round robin testing are being left to hospitals. As a result, the clinical and operational benefits of POCT were first evident for patients on the operating table. For the management of cardiovascular surgery patients, POCT technology is an indispensable aid. Improvement of the technology has meant that clinical laboratory pathologists now recognise the need for POCT beyond their high-throughput areas.Clin Chem Lab Med 2006;44:1060–5.

Perfusion ◽  
2000 ◽  
Vol 15 (2) ◽  
pp. 137-142 ◽  
Author(s):  
John Bennett ◽  
Cindy Cervantes ◽  
Scott Pacheco

Point-of-care testing (POCT) in the operating room has changed dramatically since the implementation of the Clinical Laboratory Improvement Amendments (CLIA ‘88), which became effective in September 1992. With the implementation of CLIA ‘88, the Health Care Financing Administration (HCFA) mandated that human specimen testing ‘for the purpose of diagnosis, prevention, or treatment of any disease or impairment of, or the assessment of the health of human beings’, must be performed by a certified laboratory or testing site. To attain and maintain accreditation, the need for more stringent and comprehensive documentation has become imperative. The Joint Commission for the Accreditation of Hospitals (JCAHO), the College of American Pathologists (CAPS), HCFA, and state regulatory agencies require data such as staff credentialling, staff training/competency, procedure manuals, quality control logs, quality assurance/corrective action plans, correlation studies, proficiency testing results, and equipment maintenance logs to assure specimens are analyzed in a reliable manner by competent personnel so as not to jeopardize the safety and well being of the patient. Developing a comprehensive, ongoing survey readiness plan that includes a pre-survey checklist of all the documentation required and having this documentation in order and up to date well in advance of the survey will greatly enhance the probability of a successful survey conducted by the various regulatory agencies.


Blood ◽  
2015 ◽  
Vol 125 (9) ◽  
pp. 1387-1393 ◽  
Author(s):  
Jerrold H. Levy ◽  
Lawrence T. Goodnough

Abstract Fibrinogen is a critical protein for hemostasis and clot formation. However, transfusion guidelines have variable recommendations for maintaining fibrinogen levels in bleeding patients. An increasing number of studies support the practice of fibrinogen replacement therapy for acquired coagulopathies, and additional studies are underway. Fibrinogen therapy can be administered with cryoprecipitate or fibrinogen concentrates, and clinical practice varies according to their availability and licensing status. Fibrinogen concentrate therapy has been studied in animal models and clinical trials and supports the critical role of fibrinogen repletion in bleeding patients. Point-of-care testing will have an important role in guiding fibrinogen replacement for hemostatic therapy in clinical settings such as cardiovascular surgery, postpartum hemorrhage, and trauma. Fibrinogen therapy is an important component of a multimodal strategy for the treatment of coagulopathic bleeding.


Pathology ◽  
2015 ◽  
Vol 47 (5) ◽  
pp. 405-409 ◽  
Author(s):  
Jen Kok ◽  
Jimmy Ng ◽  
Stephen C. Li ◽  
John Giannoutsos ◽  
Vineet Nayyar ◽  
...  

Author(s):  
Xi Mo ◽  
Xueliang Wang ◽  
Zhaoqin Zhu ◽  
Yuetian Yu ◽  
Dong Chang ◽  
...  

COVID-19 continues to circulate globally in 2021, while under the precise policy implementation of China’s public health system, the epidemic was quickly controlled, and society and the economy have recovered. During the pandemic response, nucleic acid detection of SARS-CoV-2 has played an indispensable role in the first line of defence. In the cases of emergency operations or patients presenting at fever clinics, nucleic acid detection is required to be performed and reported quickly. Therefore, nucleic acid point-of-care testing (POCT) technology for SARS-CoV-2 identification has emerged, and has been widely carried out at all levels of medical institutions. SARS-CoV-2 POCT has served as a complementary test to conventional polymerase chain reaction (PCR) batch tests, thus forming an experimental diagnosis platform that not only guarantees medical safety but also improves quality services. However, in view of the complexity of molecular diagnosis and the biosafety requirements involved, pathogen nucleic acid POCT is different from traditional blood-based physical and chemical index detection. No guidelines currently exist for POCT quality management, and there have been inconsistencies documented in practical operation. Therefore, Shanghai Society of Molecular Diagnostics, Shanghai Society of Laboratory Medicine, Clinical Microbiology Division of Shanghai Society of Microbiology and Shanghai Center for Clinical Laboratory have cooperated with experts in laboratory medicine to generate the present expert consensus. Based on the current spectrum of major infectious diseases in China, the whole-process operation management of pathogen POCT, including its application scenarios, biosafety management, personnel qualification, performance verification, quality control, and result reporting, are described here. This expert consensus will aid in promoting the rational application and robust development of this technology in public health defence and hospital infection management.


2020 ◽  
Vol 20 (1) ◽  
Author(s):  
Zehra Yonel ◽  
Asma Yahyouche ◽  
Zahra Jalal ◽  
Alistair James ◽  
Thomas Dietrich ◽  
...  

Abstract Background Non-communicable diseases [NCDs] are the major cause of mortality globally and are increasing in prevalence. Different healthcare professionals’ access different population groups; and engaging allied healthcare professionals in risk-driven early case detection of certain NCDs may be beneficial, especially those who have not been tested for NCDs within the previous 12 months. The objectives of this study were to determine: whether NCD case finding in dental/community pharmacy settings is feasible in terms of patient acceptability, barriers to recruitment, impact on the existing service. Determine time taken to test for: type 2 diabetes risk [T2DM], chronic obstructive pulmonary disease [COPD], hypertension, vitamin D deficiency and chronic kidney disease [CKD]. Determine whether there is added benefit of point of care testing [POCT] to identify diabetes risk compared to a validated screening questionnaire alone. Methods An exploratory study was undertaken to explore issues associated with NCD assessment in one dental practice and one community pharmacy within the West-Midlands, UK. Fifty patients > 40 years-of-age were recruited per site. Participants undertook: a questionnaire providing demographic data, any previous NCD diagnosis or positive family history. Validated questionnaires for determining NCD risk [T2DM/COPD]. Chair-side capillary blood [finger-prick] samples for HbA1C, creatinine/eGFR, Vitamin-D. Prior work had been undertaken to measure the agreement between point of care testing [POCT] devices and a central laboratory method, and to gauge the opinions of participants regarding discomfort experienced using venous (antecubital fossa) and capillary (finger-prick) blood collection, via a 10 cm Visual-Analogue-Scale. The POCT devices demonstrated good concordance with laboratory testing and were acceptable methods of blood collection for participants. Results Recruitment rates demonstrated that 8 days were needed to recruit 50 participants and 60% of those approached opted to participate. The principal barrier to participation was time, with average time taken to test being 19mins. Utilising dental and pharmacy settings identified potential cases of previously undiagnosed disease. Conclusions Risk-targeted testing for NCDs in high street dental and community pharmacies is both attractive and acceptable to patients.


2020 ◽  
Vol 51 (5) ◽  
pp. e59-e65 ◽  
Author(s):  
Marie C Smithgall ◽  
Mitra Dowlatshahi ◽  
Steven L Spitalnik ◽  
Eldad A Hod ◽  
Alex J Rai

Abstract Clinical laboratory testing routinely provides actionable results, which help direct patient care in the inpatient and outpatient settings. Since December 2019, a novel coronavirus (SARS-CoV-2) has been causing disease (COVID-19 [coronavirus disease 2019]) in patients, beginning in China and now extending worldwide. In this context of a novel viral pandemic, clinical laboratories have developed multiple novel assays for SARS-CoV-2 diagnosis and for managing patients afflicted with this illness. These include molecular and serologic-based tests, some with point-of-care testing capabilities. Herein, we present an overview of the types of testing available for managing patients with COVID-19, as well as for screening of potential plasma donors who have recovered from COVID-19.


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