Detection of Platelet Clumps on Peripheral Blood Smears by CellaVision DM96 System and Microscopic Review.

abstract：Background:Early access for routine testing with the Alinity c clinical chemistry system (Abbot Laboratories) presented the opportunity to characterize the analytical performance of multiple analytes across clinical laboratories in Europe. Methods:A total of 8 laboratories from 7 European countries evaluated 10 high-v...

journal_title：Laboratory medicine

authors： Krintus M,Fernandez JA,Chesters C,Colla R,Ford C,Frattolillo D,Köller U,Mairesse J,Jimenez DM,Motol J,Padmore K,Sharrod-Cole H,Sypniewska G

更新日期：2019-01-01 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：BACKGROUND:The production of 2 monoclonal proteins characterizes biclonal gammopathic manifestations (BGMs). The available medical literature from India is chiefly restricted to case reports. OBJECTIVE:To study the incidence of BGMs in a tertiary care center in Chandigarh, India, during a 4-year period. We evaluated t...

journal_title：Laboratory medicine

authors： Sharma S,Gupta P,Aggarwal R,Malhotra P,Minz RW,Bansal F

更新日期：2019-10-10 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：: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：:Hereditary hemochromatosis (HH) is an autosomal recessive disorder of iron metabolism characterized by increased iron absorption and tissue deposition. Three loss-of-function mutations in the hemochromatosis gene (HFE), namely, C282Y (c.845G>A), H63D (c.187C>G), and S65C (c.193A>T), account for the vast majority of HH...

journal_title：Laboratory medicine

authors： Turbiville D,Du X,Yo J,Jana BR,Dong J

更新日期：2019-04-08 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：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：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：: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 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：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

abstract：:Laboratory professionals, consultants, and treating physicians may encounter discrepancies in serological testing results for numerous reasons; identifying the reason(s) for the presence of an unexpected antibody or antigen can be challenging. A question-based approach can be useful in identifying the underlying cause...

journal_title：Laboratory medicine

authors： Yudin J,Heddle NM

更新日期：2014-07-01 00:00:00

abstract：:As new killer-cell immunoglobulin-like receptor (KIR) alleles are discovered, a challenge in KIR typing is maintaining sensitivity and specificity. A single nucleotide polymorphism assay can be used to type functional KIR2DL1 alleles. We improved recently on the earlier method by using a higher-specificity assay. The ...

journal_title：Laboratory medicine

authors： Bari R,Schell S,Tuggle M,Leung W

更新日期：2015-07-01 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：: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：:The three major causes of anemia in neonates are blood loss, decreased red blood cell production, and increased degradation of erythrocytes. Establishing the cause of anemia in a neonate born prematurely can be challenging. Clinically, fetomaternal hemorrhage (FMH) can be difficult to diagnose-the condition often pres...

journal_title：Laboratory medicine

authors： den Besten G,van der Weide K,Schuerman FABA,Michael Cotten C,Rondeel JMM

更新日期：2018-07-05 00:00:00

abstract：OBJECTIVE:To investigate the effect of temperature and protease inhibitor on adrenocorticotrophin (ACTH) stability. METHODS:We collected blood specimens from 10 donors into K3 EDTA (ethylenediaminetetraacetic acid) and K3 EDTA + aprotinin tubes. Plasma specimens were held at room temperature and at 2 °C to 8[Formula: ...

journal_title：Laboratory medicine

authors： Turkon H,Toprak B,Yalcin H,Colak A,Ozturk N

更新日期：2016-11-01 00:00:00

abstract：:Caspases play a vital role during apoptosis. In addition to apoptosis, caspases play a role in cytokine gene induction and work to inhibit apoptosis. In order for individuals to thrive with useful tissue growth, the rate of cell growth and division must surpass the rate of cell division. It is well established that ex...

journal_title：Laboratory medicine

authors： Gupta A,Yo J,Huang G,Soong L,Dong J

更新日期：2018-03-21 00:00:00

abstract：:We report a case of a false-positive HIV result in an apparently healthy pregnant woman. Since no prenatal HIV testing had been performed, we screened for HIV reactivity utilizing the Architect HIV-Ag/Ab Combo assay. Results obtained were inconsistent in that they were repeatedly HIV reactive on a single serum sample ...

journal_title：Laboratory medicine

authors： Akl P,Blick KE

更新日期：2014-07-01 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: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：BACKGROUND:Single-vial fecal immunochemical testing (FIT) is an accepted method of colorectal cancer (CRC) screening. The available 3-vial FIT data set allows for comparison of colonoscopy results using various screening methods. OBJECTIVE:To determine the optimal number of vials for a strong FIT-screening program by ...

journal_title：Laboratory medicine

authors： Hancock JA,Palmer GA

更新日期：2019-07-16 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：Objective:To compare a manual squamous cell carcinoma antigen (SCCA) assay and an automated SCCA assay in a clinical setting. Methods:We included, in this study, a total of 158 specimens that had been tested using the manual SCCA assay. The CanAg SCC EIA assay and the Elecsys SCC were compared for their clinical setti...

journal_title：Laboratory medicine

authors： Lee S,Kim J,Uh Y,Kim HS,Lee JH

更新日期：2018-07-05 00:00:00

abstract：:Herein, we present a case of extensive lymph node involvement by disseminated Cryptococcus infection developing in the immediate period after liver transplantation and initiation of immunosuppressive therapy. The patient, a 56 year old ethnicity unknown man, received a liver transplant for acute decompensated liver. B...

journal_title：Laboratory medicine

authors： Gilles SR,Arbefeville SS,Ferrieri P,Courville EL

更新日期：2018-07-05 00:00:00

abstract：BACKGROUND:Oxidative stress has been associated with the progression of atherosclerosis and activation of genes that lead to increased deposition of proteins in the extracellular matrix. Bone sialoprotein (BSP) and osteonectin are proteins involved in the initiation and progression of vascular calcification. OBJECTIVE...

journal_title：Laboratory medicine

authors： Farrokhi E,Samani KG,Chaleshtori MH

更新日期：2014-10-01 00:00:00

abstract：PATIENT:78-year-old African-American man. PAST MEDICAL HISTORY:Chronic lymphocytic leukemia first diagnosed in 2003, with a subsequent relapse in 2006 and another in 2010. HISTORY OF PRESENT ILLNESS:In late 2011, the patient was admitted to the hospital for cholelithiasis, at which time his treating physician inciden...

journal_title：Laboratory medicine

authors： Sartori A,Staley B,Skipper A

更新日期：2014-07-01 00:00:00

abstract：Objective:To assess the effects of depression and anxiety on serum cytokine levels in patients with chronic hepatitis B (CHB) infection. Methods:In this cross-sectional study, 60 healthy control individuals and 60 patients with CHB participated after filling out standard questionnaires. We examined their serum interle...

journal_title：Laboratory medicine

authors： Bahramabadi R,Fathollahi MS,Hashemi SM,Arababadi AS,Arababadi MS,Yousefi-Daredor H,Bidaki R,Khaleghinia M,Bakhshi MH,Yousefpoor Y,Torbaghan YE,Arababadi MK

更新日期：2017-12-22 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