γ-Glutamyl Transferase Testing, Change of Its Designation on the Laboratory Request Form, and Resulting Ratio of Inappropriate to Appropriate Use.

abstract：PATIENT:66-year-old ethnic Egyptian man. CHIEF COMPLAINT:Hematuria. HISTORY OF PRESENT ILLNESS:The patient had a history of multiple episodes of gross hematuria for the past 5 years. Because the hematuria usually resolved on its own, he did not seek medical attention during that time. Bladder cancer was suspected. P...

journal_title：Laboratory medicine

authors： Zepeda CM,Coffey KH

更新日期：2015-10-01 00:00:00

abstract：OBJECTIVE:Tyrosine kinase inhibitors (TKIs) are considered standard first-line treatment in patients with chronic myeloid leukemia. Because ABL kinase domain mutations are the most common causes of treatment resistance, their prevalence and assessment during treatment may predict subsequent response to therapy. METHOD...

journal_title：Laboratory medicine

authors： Shojaei M,Rezvani H,Azarkeivan A,Poopak B

更新日期：2020-08-21 00:00:00

abstract：:Waldenström macroglobulinemia (WM) is a form of lymphoplasmacytic lymphoma that can cause hyperviscosity syndrome due to unchecked monoclonal antibody production. Some patients are also found to have associated cryoglobulinemia, which can cause systemic complications including vasculitis, renal disease, and pulmonary ...

journal_title：Laboratory medicine

authors： Beech C,Kumar D,Hendrickson J,Perincheri S,Tormey C,Bahar B

更新日期：2019-07-16 00:00:00

abstract：OBJECTIVE:Auramine-phenol stain was compared with Kinyoun's acid-fast stain to detect coccidia parasites in fecal samples from immunocompromised patients. The comparison was based on the number of detected cases, sensitivity, specificity, time required for the procedure, ease of use, interpretation, and cost. METHODS:...

journal_title：Laboratory medicine

authors： Abou El-Naga IF,Gaafar MR

更新日期：2014-01-01 00:00:00

abstract：:Primary amoebic meningoencephalitis (PAM) is a rare and almost always fatal disease that is caused by Naegleria fowleri, a freshwater thermophilic amoeba. Our case involves an adolescent female who presented with fever of unknown origin. A lumbar puncture was performed, and the Wright-Giemsa and Gram stained cerebrosp...

journal_title：Laboratory medicine

authors： Dunn AL,Reed T,Stewart C,Levy RA

更新日期：2016-05-01 00:00:00

abstract：Background:Thromboelastography (TEG) has become the standard of care in liver-transplant surgery to identify real-time abnormalities in the coagulation cascade. To our knowledge, no studies have been performed to measure the intrasubject reproducibility of TEG parameters in cirrhotic patients. Objective:To perform a v...

journal_title：Laboratory medicine

authors： George G,Manatasahit W,Balasubramanian M,Navarro V

更新日期：2018-07-05 00:00:00

abstract：OBJECTIVE:To analyze the performance characteristics, stability, and clinical value of lipoprotein-associated phospholipase A2 (Lp-PLA2) using an enzymatic kinetic method. METHODS:The performance characteristics included reference intervals, precision, and accuracy. We assessed Lp-PLA2 stability by comparing Lp-PLA2 c...

journal_title：Laboratory medicine

authors： Lu M,Lv L

更新日期：2019-07-16 00:00:00

abstract：PATIENT:47-year-old African American man. CHIEF COMPLAINT:Initially, serious finger abscess. The patient reported severe pain that was localized to that finger only. HISTORY OF PRESENT ILLNESS:His finger had become sore and then progressively more painful and swollen. PAST MEDICAL HISTORY:A few weeks earlier, the pa...

journal_title：Laboratory medicine

authors： Rausch S

更新日期：2014-07-01 00:00:00

abstract：OBJECTIVE:To establish a new indicator derived from reticulocyte hemoglobin (Ret-He) content and red blood cell (RBC) indices for screening for iron deficiency anemia (IDA) in an area in whch thalassemia is prevalent. METHODS:Blood specimens from 304 women aged between 18 and 30 years residing in northeast Thailand we...

journal_title：Laboratory medicine

authors： Jamnok J,Sanchaisuriya K,Chaitriphop C,Sanchaisuriya P,Fucharoen G,Fucharoen S

更新日期：2020-09-01 00:00:00

abstract：Background:Anti-phospholipase A2 receptor (anti-PLA2R) is a promising biomarker for diagnosis, activity evaluation, therapy monitoring, and prognostic estimation of primary membranous neuropathy (pMN). Difference in methodology may be one cause of the discrepancy in anti-PLA2R-positive percentages in reported studies. ...

journal_title：Laboratory medicine

authors： Li W,Guo Y,Zhang Z,Zhang F,Liu X,Ji X,Liu L,Wang H

更新日期：2018-10-11 00:00:00

abstract：Background:When unpredicted surgical blood loss occurs, it is essential that blood arrive from the blood bank in a timely manner. Objective:To evaluate the turnaround time (TAT) for red blood cells (RBCs) from the blood bank to the operating suite. Cases with delayed TATs were further analyzed to determine potential c...

journal_title：Laboratory medicine

authors： Lee AJ,Kim SG

更新日期：2017-08-01 00:00:00

abstract：:Extremely low hemoglobin A1c (HbA1c) results below reference range are rare, and the causes and clinical implications associated with low HbA1c results are not well understood among clinical laboratorians. A case of extremely low HbA1c results was reported, in which liver cirrhosis, subacute hemorrhage and recent tran...

journal_title：Laboratory medicine

authors： Wang P

更新日期：2017-02-01 00:00:00

abstract：OBJECTIVE:To investigate the expression level and clinical significance of microRNA-155 (miR-155) in bladder cancer. METHODS:We collected 102 pairs of tissue specimens from patients with primary bladder cancer and adjacent normal bladder specimens between March 2008 and May 2013. Quantitative real-time polymerase chai...

journal_title：Laboratory medicine

authors： Wang H,Men CP

更新日期：2015-04-01 00:00:00

abstract：OBJECTIVE:Examination of urine sediment is crucial in acute kidney injury (AKI). In such renal injury, tubular epithelial cells, epithelial cell casts, and dysmorphic red cells may provide clues to etiology. The aim of this study was to compare automated urinalysis findings with manual microscopic analysis in AKI. MET...

journal_title：Laboratory medicine

authors： Chandrashekar V,Tarigopula A,Prabhakar V

更新日期：2020-10-03 00:00:00

abstract：OBJECTIVE:Inflammation of the small intestine may occur in type 2 diabetes. This study aimed to investigate whether ATP-binding cassette transporter A1 (ABCA1) and G1 (ABCG1) were altered in chronic inflammation of the small intestine of type 2 diabetic rats. METHODS:Thirty-two male Sprague-Dawley rats were used. Eigh...

journal_title：Laboratory medicine

authors： Lou J,Zhou H,Li C,Hu L,Lu X,Li J,Yao H,Li W,Zhang X,Xu M

更新日期：2014-01-01 00:00:00

abstract：:Health systems face intense pressure to decrease costs and improve services as the health care delivery system in the United States undergoes tremendous change due to health care reform. As health systems grow, like any business, they are forced to explore standardization to realize and maintain efficient practices. C...

journal_title：Laboratory medicine

authors： Cook J

更新日期：2017-08-01 00:00:00

abstract：OBJECTIVE:To explore novel biomarkers for patients with pancreatic ductal adenocarcinoma (PDAC), from the perspective of tumor hypoxia. METHODS:We screened 29 differentially expressed and hypoxia-upregulated genes from the Oncomine database. A total of 12 secretory proteins that interact with hypoxia-inducible factor ...

journal_title：Laboratory medicine

authors： Yang L,Cui R,Li Y,Liang K,Ni M,Gu Y

更新日期：2020-07-08 00:00:00

abstract：:The COVID-19 pandemic has led to a major setback in both the health and economic sectors across the globe. The scale of the problem is enormous because we still do not have any specific anti-SARS-CoV-2 antiviral agent or vaccine. The human immune system has never been exposed to this novel virus, so the viral interact...

journal_title：Laboratory medicine

authors： Sahu KK,Siddiqui AD,Cerny J

更新日期：2021-01-04 00:00:00

abstract：:Rivaroxaban (Xarelto; Johnson & Johnson Services, Inc) is a direct oral anticoagulant (DOAC) that works by directly inhibiting the active site of factor Xa (FXa). Rivaroxaban is metabolized and cleared via the kidney and liver. The results of various studies have shown that patients with severe renal impairment should...

journal_title：Laboratory medicine

authors： Milito C,McRae H,Victor A,Refaai MA,Schmidt AE

更新日期：2020-03-10 00:00:00

abstract：:Tacrolimus (Tac) is an immunosuppressive drug that is used in preventing organ and tissue rejection in patients after transplantation. Tac administration requires frequent and diligent monitoring by physicians to ensure proper dosage and to limit the potential for harmful adverse effects, which can include renal damag...

journal_title：Laboratory medicine

authors： Kalt DA

更新日期：2017-11-08 00:00:00

abstract：:Cording is a phenomenon in which acid fast bacilli grow in parallel and was previously used as a means of presumptive microscopic identification of Mycobacterium tuberculosis (TB). However, this process has been shown in multiple other nontuberculous mycobacterial (NTM) species. Here we present the case of an immunoco...

journal_title：Laboratory medicine

authors： Olson G,McNulty MC,Mullane K,Beavis KG,Tesic V

更新日期：2020-09-21 00:00:00

abstract：:Storage pool deficiency (SPD) is a group of rare platelet disorders that result from deficiencies in α-granules, δ-granules, or both. One type of α-SPD is gray platelet syndrome (GPS), caused by mutations in the neurobeachin-like 2 (NBEAL2) gene that results in a bleeding diathesis, thrombocytopenia, splenomegaly, and...

journal_title：Laboratory medicine

authors： Riley R,Khan A,Pai S,Warmke L,Winkler M,Gunning W

更新日期：2019-10-10 00:00:00

abstract：OBJECTIVE:To test a hybrid polyethylene glycol (PEG)/gel method, specifically to attempt to increase reaction strength of accidentally overdiluted anti-Cob and broadly for proof of concept. METHODS:Methods were divided into 2 basic steps: sensitization and antiglobulin (AHG) testing. Sensitization was performed with P...

journal_title：Laboratory medicine

authors： Delk AA,Gammon RR

更新日期：2020-03-10 00:00:00

abstract：OBJECTIVE:Because of the rapidly emerging SARS-CoV-2 pandemic and its wide public health challenges, rapid diagnosis is essential to decrease the spread. Antigen-based rapid detection tests are available; however, insufficient data about their performance are available. METHODS:The lateral-flow immunochromatographic B...

journal_title：Laboratory medicine

authors： Abdelrazik AM,Elshafie SM,Abdelaziz HM

更新日期：2020-12-07 00:00:00

abstract：BACKGROUND:Multirules are often employed to monitor quality control (QC). The performance of multirules is usually determined by simulation and is difficult to predict. Previous studies have not provided computer code that would enable one to experiment with multirules. It would be helpful for analysts to have computer...

journal_title：Laboratory medicine

authors： Walker BS,Pearson LN,Schmidt RL

更新日期：2020-01-02 00:00:00

abstract：BACKGROUND:The University of Maryland Medical System, like all other medical systems, is faced with providing the highest quality care in an environment of increased demands and competition for resources. Some responses to this pressure include improved integration, coordination, and efficiency. Laboratory integration ...

journal_title：Laboratory medicine

authors： Cook J

更新日期：2017-02-01 00:00:00

abstract：OBJECTIVE:To evaluate and compare the performances of the automated urinalysis devices UX-2000 and Cobas 6500. METHOD:A total of 258 urine specimens were collected from the routine specimen workload. We analyzed all specimens on both automated instruments and recorded the turnaround time from each method. Physical, ch...

journal_title：Laboratory medicine

authors： Wesarachkitti B,Khejonnit V,Pratumvinit B,Reesukumal K,Meepanya S,Pattanavin C,Wongkrajang P

更新日期：2016-05-01 00:00:00

abstract：:Maintaining an in-compliance clinical laboratory takes continuous awareness and review of standards, regulations, and best practices. A strong quality assurance program and well informed leaders who maintain professional networks can aid in this necessary task. This article will discuss a process that laboratories can...

journal_title：Laboratory medicine

authors： Byrne KM,Levy KY,Reese EM

更新日期：2016-05-01 00:00:00

abstract：:Cell-derived microparticles (MPs) are small fragments released from various cells when they are activated or undergo apoptosis. In the field of transfusion medicine, a number of studies have documented increased levels of MPs in blood products, which have been associated with multiple factors, including donor variabil...

journal_title：Laboratory medicine

authors： Noulsri E

更新日期：2020-09-01 00:00:00

abstract：BACKGROUND:Research in several professional fields has demonstrated that delays (time lapse) in taking certification examinations may result in poorer performance by examinees. Thirteen states and/or territories require licensure for laboratory personnel. A core component of licensure is passing a certification exam. A...

journal_title：Laboratory medicine

authors： ASCP Board of Certification Research and Development Committee.,Brown KA,Fenn JP,Freeman VS,Fisher PB,Genzen JR,Goodyear N,Houston ML,O'Brien ME,Tanabe PA

更新日期：2015-07-01 00:00:00