Comparison Between a Manual Squamous Cell Carcinoma Antigen Assay and an Automated Assay in a Clinical Setting.

abstract：OBJECTIVE:Establish whether hemolysis in samples collected from intravenous lines is influenced by catheterization site. METHODS:Blood was collected from all patients (67 total) admitted to the emergency department the same morning, through a 20-gauge catheter placed in a vein of the upper limb directly into an evacua...

journal_title：Laboratory medicine

authors： Lippi G,Avanzini P,Aloe R,Cervellin G

更新日期：2014-04-01 00:00:00

abstract：PATIENT:44-year-old white woman. CHIEF COMPLAINTS:Cramping, nausea, shortness of breath, visual disturbances ("seeing yellow dots"). MEDICAL HISTORY:Status asthmticus, tobacco use, hypertension, migraines. PRINCIPLE LABORATORY FINDINGS:TABLES 1-7, FIGURES 1-4: . ...

journal_title：Laboratory medicine

authors： Bashiti O

更新日期：2016-02-01 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：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 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：: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:To compare the coagulation-factor profile of cryoprecipitate produced from fresh frozen plasma from whole blood (WB) stored for 24 hours at room temperature (24CP) with that of standard cryoprecipitate (CP). METHODS:We collected 80 units of WB from healthy volunteers, of which 20 units were of each blood gr...

journal_title：Laboratory medicine

authors： Philip J,Kumarage S,Chatterjee T,Kumar S,Mallhi R

更新日期：2014-04-01 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：: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：:Antinuclear antibodies (ANAs) are autoantibodies that attack self-proteins within cell nucleus structures; their presence in serum may indicate an autoimmune disease. Also, positive ANA test results have been obtained in chronic infectious diseases, cancers, medication-related adverse events, and even healthy individu...

journal_title：Laboratory medicine

authors： Sur LM,Floca E,Sur DG,Colceriu MC,Samasca G,Sur G

更新日期：2018-07-05 00:00:00

abstract：OBJECTIVE:To determine and optimize the sensitivity of the CellaVision DM96 automated image-analysis system in detecting platelet (PLT) clumps on blood smears and to assess the reliability of the traditional laboratory practice of examining only the feather edge of the smear for PLT clumps. METHODS:We processed 102 bl...

journal_title：Laboratory medicine

authors： Gulati G,Uppal G,Florea AD,Gong J

更新日期：2014-10-01 00:00:00

abstract：Objective:To determine the effect of presence of high concentrations of nicotinamide adenine dinucleotide (NADH)- and nicotinamide adenine dinucleotide phosphate (NADPH)-consuming enzymes on the accuracy of glutamate dehydrogenase (GLDH) assay for ammonia. Methods:We measured ammonia concentrations using GLDH and NADH...

journal_title：Laboratory medicine

authors： Vodenicarovova M,Skalska H,Holecek M

更新日期：2017-11-08 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：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：BACKGROUND:Consanguineous marriage, a common practice in South India, increase the incidence of autosomal recessive diseases such as nonsyndromic hearing loss (NSHL) in offspring. This trend was noted in the children with hearing impairment (HI) who received cochlear implants (CI) at our University hospital in Porur, C...

journal_title：Laboratory medicine

authors： Arunachalam RK,Koshy T,Venkatesan V,Dawson GP,Franklin Durairaj Paul S,George P

更新日期：2020-01-02 00:00:00

abstract：OBJECTIVE:Platelet counts generated by automated analyzers on blood specimens that contain platelet clumps are often inaccurate and require verification by blood-smear review. In this study, we assessed the reliability of the Sysmex XE-5000 instrument to detect platelet clumps. METHOD:We reviewed automated complete bl...

journal_title：Laboratory medicine

authors： Hawkins J,Gulati G,Uppal G,Gong J

更新日期：2016-08-01 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：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：OBJECTIVE:To evaluate broad-range 16S ribosomal DNA (rDNA) polymerase chain reaction (PCR) as a rapid screening tool to detect bacterial contamination of stem-cell products. METHODS:We performed the evaluation using whole blood spiked with serially diluted bacterial-type strains. Detection sensitivity was defined as t...

journal_title：Laboratory medicine

authors： Tokuno O,Hayakawa A,Yanai T,Mori T,Ohnuma K,Tani A,Minami H,Sugimoto T

更新日期：2015-01-01 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：BACKGROUND:Currently, more than 45 mathematical formulas based on simple red blood cell (RBC) parameters have been proposed for differentiating between iron deficiency and thalassemia in microcytic anemia, of which 20 are relatively new and have not been thoroughly independently verified. The study goal was to verify t...

journal_title：Laboratory medicine

authors： Hoffmann JJML,Urrechaga E

更新日期：2020-11-02 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：Background:The misuse of statistical methods in diagnostic accuracy studies has been criticized in many publications. Objective:To assess the use and misuse of statistical methods in medical journal articles. Methods:We reviewed 141 original articles from 6 cytopathology journals published in 2014. Results:In total,...

journal_title：Laboratory medicine

authors： Bahar B,Pambuccian SE,Barkan GA,Akdas Y

更新日期：2019-01-01 00:00:00

abstract：OBJECTIVES:To determine the effect of a modified request form on the total use of γ-glutamyl transferase (GGT) usage and the ratio of inappropriate testing. METHODS:We modified a test request form by moving GGT from the "Liver profile" to the "Other" section. The criteria for appropriate GGT ordering were developed ba...

journal_title：Laboratory medicine

authors： Kobkitjaroen J,Pongprasobchai S,Tientadakul P

更新日期：2015-07-01 00:00:00

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：: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：:Hormographiella is a rare fungal pathogen in humans; however, case reports have described disseminated infection in immunocompromised hosts. This pathogen has been described to yield poor prognosis in patients who harbor it. Herein, we present a case report of autopsy-proven disseminated Hormographiella aspergillata i...

journal_title：Laboratory medicine

authors： Chauhan A,Gruenberg J,Arbefeville S,Mettler T,Brent CH,Ferrieri P

更新日期：2019-10-10 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：OBJECTIVE:To evaluate the association of S-adenosylmethionine (SAM) and S-adenosylhomocysteine (SAH) in urine with chronic kidney disease (CKD). METHODS:Case-control study including 50 patients with CKD and 20 healthy volunteers. RESULTS:SAM level and SAM/SAH ratio in urine were significantly lower in patients than i...

journal_title：Laboratory medicine

authors： Kruglova MP,Grachev SV,Bulgakova PO,Ivanov AV,Virus ED,Nikiforova KA,Fedoseev AN,Savina GD,Kubatiev AA

更新日期：2020-01-02 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