abstract：:From the inception of TBS in 1988, it has been well received by the pathology and clinical communities. The need for a unifying system of nomenclature was so great that most of the laboratories in the United States, as well as in numerous countries worldwide, quickly adopted TBS. By 1991, only 2 years after the initia...

journal_title：Clinics in laboratory medicine

authors： Henry MR

更新日期：2003-09-01 00:00:00

abstract：:The era of prenatal screening for serious birth defects began in the 1970s with the discovery that amniotic fluid and maternal serum levels of alpha-fetoprotein (AFP) were increased in pregnancies affected by fetal open neural tube defects. Since then, prenatal screening has become a part of routine obstetric care. In...

journal_title：Clinics in laboratory medicine

authors： Canick JA,Kellner LH,Bombard AT

更新日期：2003-06-01 00:00:00

abstract：:Transgenic mice that contain a proline to leucine mutation at amino acid 101 in the endogenous murine PrP gene have been produced by gene targeting. This line of mice was generated to model the mutation thought to be responsible for P102L GSS, a familial TSE disease in humans. Genetargeted 101LL mice showed no evidenc...

journal_title：Clinics in laboratory medicine

authors： Barron RM,Manson JC

更新日期：2003-03-01 00:00:00

abstract：:Control of human immunodeficiency virus type-1 (HIV-1) infection is the foremost public health challenge at the turn of the millennium. Two decades, 22 million fatalities, and 40 million living victims after its discovery, HIV-1 continues its inexorable spread. Over the past few years, scientists have made tremendous ...

journal_title：Clinics in laboratory medicine

authors： Elizaga ML,McElrath MJ

更新日期：2002-12-01 00:00:00

abstract：:Antiretroviral failure caused by the development of drug resistance in HIV-1 is an increasingly common clinical problem. Two types of resistance assays are available to clinicians. Genotypic assays determine the presence of mutations associated with drug resistance. The interpretation of mutations is often complicated...

journal_title：Clinics in laboratory medicine

authors： Hanna GJ

更新日期：2002-09-01 00:00:00

abstract：:The classic workup of a patient for possible PA is revisited in light of the vanishing Schilling test. The vagaries of testing for B12 and blocking antibodies are reexamined. The advantages and disadvantages of newer tests such as MMA and serum gastrin levels are catalogued. At this juncture in the evolution of new te...

journal_title：Clinics in laboratory medicine

authors： Ward PC

更新日期：2002-06-01 00:00:00

abstract：:The blood film is one of the world's most widely and frequently used tests and has undergone remarkably few changes since its introduction in the late 1800s. This article gives direction and some standardization in the preparation of blood films used for morphologic evaluation in the clinical laboratory. Methodologies...

journal_title：Clinics in laboratory medicine

authors： Houwen B

更新日期：2002-03-01 00:00:00

abstract：:Automated image processing analysis for leukocyte differential counting started 30 years ago principally as a mimic of the traditional microscopic method. Several types of systems were used in the 1970s and 1980s. In the late 1990s, two new image processing systems were developed with new technology for cell image ana...

journal_title：Clinics in laboratory medicine

authors： Tatsumi N,Pierre RV

更新日期：2002-03-01 00:00:00

abstract：:Although most of the diagnostic applications of flow cytometry bring forth examples of leukocyte immunophenotyping for immunodeficiency diseases and leukemia-lymphoma diagnosis, the same technology has improved medical assessment of diseases affecting the red cell and erythropoiesis. Flow cytometric methods were first...

journal_title：Clinics in laboratory medicine

authors： Davis BH

更新日期：2001-12-01 00:00:00

abstract：:Bacteria were the first organisms recognized for their potential as agents of bioaggression and the possibility of their use by a terrorist or rogue nation is considered a significant threat. Five of the more likely agents (anthrax, plague, tularemia, Q fever, and brucellosis) are reviewed with emphasis on their epide...

journal_title：Clinics in laboratory medicine

authors： Martin GJ,Marty AM

更新日期：2001-09-01 00:00:00

abstract：:Point-of-care testing is an emerging specialty in laboratory medicine and has attracted considerable interest in the medical literature. This article presents a general overview of point-of-care testing including its history, menu, clinical utility, aspects of analytical performance, regulatory issues, and management ...

journal_title：Clinics in laboratory medicine

authors： Lee-Lewandrowski E,Lewandrowski K

更新日期：2001-06-01 00:00:00

abstract：:The category of provider-performed microscopy was defined in the Federal Register to provide a unique regulatory approach for bright-field and phase-contrast microscopy performed by a physician, dentist, or midlevel practitioner examining labile specimens. A CLIA certificate for this category of testing is available, ...

journal_title：Clinics in laboratory medicine

authors： Kiechle FL,Gauss I

更新日期：2001-06-01 00:00:00

abstract：:Diabetes mellitus affects almost 16 million Americans. It has become a major public health problem and the number one cause of adult blindness, end-stage renal disease, and nontraumatic amputations in the United States. It also markedly increases the risk for cardiovascular, cerebrovascular, and peripheral artery dise...

journal_title：Clinics in laboratory medicine

authors： Kazi AA,Blonde L

更新日期：2001-03-01 00:00:00

abstract：:This article reviews the concept of dysplasia and the distinguishing features of dysplastic nevi, including their premalignant potential, their biologic markers of tumor progression, and their reproducibly recognizable clinical and histologic characteristics. An additional emphasis is placed on describing gray zone m...

journal_title：Clinics in laboratory medicine

authors： Kim JC,Murphy GF

更新日期：2000-12-01 00:00:00

abstract：:Osteoporosis (low bone mass) depends on the peak bone mass attained and bone loss after the peak. Sex steroids (estrogens and androgens) have an impact on both processes. In this article the roles and mechanisms of estrogens and androgens are discussed in relation to clinical osteoporosis. Other hormones and hormone-l...

journal_title：Clinics in laboratory medicine

authors： Adler RA

更新日期：2000-09-01 00:00:00

abstract：:A rapidly increasing body of evidence links human papillomavirus (HPV) to cervical neoplasia through epidemiologic associations, pathologic features, molecular detection, and mechanisms of oncogenesis. HPV is now accepted as the primary cause of cervical neoplasia and accounts for most of the risk factors traditionall...

journal_title：Clinics in laboratory medicine

authors： McLachlin CM

更新日期：2000-06-01 00:00:00

abstract：:Acute erythroleukemia is an aggressive leukemia derived from a multipotential stem cell. Three subtypes have been described: (1) M6a with greater than or equal to 30% blasts of the nonerythrocytic component, (2) M6b with greater than or equal to 30% pronormoblasts of the erythrocytic elements, and (3) M6c with greater...

journal_title：Clinics in laboratory medicine

authors： Mazzella FM,Alvares C,Kowal-Vern A,Schumacher HR

更新日期：2000-03-01 00:00:00

abstract：:The improvement of quality in clinical care can greatly benefit form continuous benchmarking with information based on laboratory data. To be most effective, the information is best provided in the form of real-time disease management decision support. Such an approach requires advances in the implementation of hospit...

journal_title：Clinics in laboratory medicine

authors： Bissell MG

更新日期：1999-12-01 00:00:00

abstract：:The importance of food-borne helminthic infections is not well recognized and has not received the same attention as food-borne bacterial infections. Poverty, overpopulation, and cultural practices contribute to conditions that maintain food-borne helminthic infections. The development of better means of transportatio...

journal_title：Clinics in laboratory medicine

authors： Bruckner DA

更新日期：1999-09-01 00:00:00

abstract：:The subject of this article is privacy and its relationship to the activities of health care organizations. Privacy is a good quality that each individual may possess. The quality of an individual's privacy is a personal determination. Although everyday life requires that we attempt to understand and protect the priva...

journal_title：Clinics in laboratory medicine

authors： Essin DJ

更新日期：1999-06-01 00:00:00

abstract：:This article reviews the laboratory methodologies used to evaluate acute lymphoblastic leukemia (ALL) in children and their role in establishing a diagnosis and prognosis of this disease. These methodologies are: morphology, flow cytometry, cytogenetics, and molecular diagnostics. Additionally, immunophenotypic classi...

journal_title：Clinics in laboratory medicine

authors： Melnick SJ

更新日期：1999-03-01 00:00:00

abstract：:Drug testing of patients in a psychiatric outpatient service is an effective way to identify patients who relapse into renewed use of drugs of abuse and in monitoring the effectiveness of ongoing medical and psychological therapy. Most of this testing involves the analysis of urine specimens with immunoassays. Hair te...

journal_title：Clinics in laboratory medicine

authors： Shearer DS,Baciewicz GJ,Kwong TC

更新日期：1998-12-01 00:00:00

abstract：:Fine needle aspiration biopsy (FNAB) is the diagnostic procedure of choice for evaluation of liver lesions. Although primarily applied to malignant disease, it is also used in the evaluation of benign conditions. Improvements in imaging techniques and advances in cytologic interpretations, as well as production of new...

journal_title：Clinics in laboratory medicine

authors： Pitman MB

更新日期：1998-09-01 00:00:00

abstract：:The pathologist, by virtue of his or her observations and documentation of injuries with concomitant attempts to discern patterns of injury and correlate autopsy findings with investigative details, will often play an integral and primary role in the death investigation process. The information gleaned during this pro...

journal_title：Clinics in laboratory medicine

authors： Davis GJ

更新日期：1998-06-01 00:00:00

abstract：:Image processing applications in forensic pathology are becoming increasingly important. This article introduces basic concepts in image processing as applied to problems in forensic pathology in a non-mathematical context. Discussions of contrast enhancement, digital encoding, compression, deblurring, and other topic...

journal_title：Clinics in laboratory medicine

authors： Oliver WR

更新日期：1998-03-01 00:00:00

abstract：:An exciting era exists as a result of the introduction of novel markers of myocardial damage. The prognostic implications of troponins, even in the setting of "minor myocardial damage," are potentially of immense value to patient care. We need to take the next step and assess the outcomes of interventions in these set...

journal_title：Clinics in laboratory medicine

authors： Tymchak WJ,Armstrong PW

更新日期：1997-12-01 00:00:00

abstract：:Certain serum autoantibodies serve as useful diagnostic markers in AiLD; however, the etiology and pathogenesis of AiLD remain unknown. Although AiLD is characterized by the presence of autoantibodies and other humoral immune abnormalities, there is significant evidence that cell-mediated immune mechanisms are critica...

journal_title：Clinics in laboratory medicine

authors： Bylund DJ,McHutchison J

更新日期：1997-09-01 00:00:00

abstract：:To leverage the time and expertise of the pathologist, a comprehensive workstation is a useful tool. Because the practice of pathology is so diverse, however, there is no one standard for what constitutes a workstation. The author reviews the several elements and components which must be included (access to your LIS, ...

journal_title：Clinics in laboratory medicine

authors： Aller RD

更新日期：1997-06-01 00:00:00

abstract：:At the present time, the use of molecular techniques for diagnosing the neurologic porphyrias is limited mainly to those laboratories doing research in the area. Because any of four genes may be involved, it is important to confirm the diagnosis in the index case before undertaking molecular investigation. With advanc...

journal_title：Clinics in laboratory medicine

authors： Schreiber WE

更新日期：1997-03-01 00:00:00

abstract：:A decision model was developed to evaluate the costs and benefits of further reducing the risk of transfusion-transmitted disease. The model addresses recipient risk factors as well as operational considerations. Application of the model to prior risk reduction decisions documents its validity as a decision-making too...

journal_title：Clinics in laboratory medicine

authors： Hanson M

更新日期：1996-12-01 00:00:00

abstract：:Processing of specimens for mycobacteria need to proceed as rapidly as possible to provide 24 hour turnaround for smears and 21-day turnaround for the identification of Mycobacterium tuberculosis. If these goals are to be accomplished, a broth culture or microcolony plate method must be part of the media and in the pl...

journal_title：Clinics in laboratory medicine

authors： Hall GS

更新日期：1996-09-01 00:00:00

abstract：:The active management of laboratory test utilization appears to be a practical approach to addressing the financial pressures imposed by managed care and capitated reimbursement, and can complement efforts already underway in most laboratories to reduce the unit cost of testing. Managing laboratory utilization takes t...

journal_title：Clinics in laboratory medicine

authors： Valenstein P

更新日期：1996-09-01 00:00:00

abstract：:Variation in the genome of hepatitis B virus has been associated with a number of clinical parameters, but there is a paucity of functional data to show a causal relationship. For example, variants of the core and X genes have been linked with the pathogenesis of chronic hepatitis, viral replication efficiency, and se...

journal_title：Clinics in laboratory medicine

authors： Carman WF

更新日期：1996-06-01 00:00:00

abstract：:The clinical application of B- and T-cell gene rearrangement analysis is discussed relative to diagnostic problems in specific lymphoproliferative disorders. This article reviews the use of the Southern blot hybridization technique for B- and T-cell gene rearrangement detection in the analysis of various hematopoietic...

journal_title：Clinics in laboratory medicine

authors： Krause JR

更新日期：1996-03-01 00:00:00

abstract：:DNA testing has revolutionized the forensic sciences. Forensic testing has continued to evolve, and now several methods are in use. The predominant methods of forensic DNA analysis are described, and their application in casework is summarized. The legal acceptance of this testing also is discussed. ...

journal_title：Clinics in laboratory medicine

authors： Weedn VW

更新日期：1996-03-01 00:00:00

abstract：:Advances in molecular genetics have had a major impact on our understanding of the pathogenesis of neurologic disorders. This article discusses molecular genetic contributions to our knowledge of Huntington's disease, amyotrophic lateral sclerosis, and Alzheimer's disease, as well as their implications for diagnosis a...

journal_title：Clinics in laboratory medicine

authors： Aguilera AJ

更新日期：1995-12-01 00:00:00

abstract：:Recent developments in the surgical pathology of the vulva include updated classifications of non-neoplastic epithelial disorders and vulvar intraepithelial neoplasias. Several histologic variants of vulvar squamous cell carcinoma (SCC) with distinct clinicopathologic features have been described. The concept of super...

journal_title：Clinics in laboratory medicine

authors： Johnson TL

更新日期：1995-09-01 00:00:00

abstract：:FNA cytology has been shown to be highly accurate in diagnosing malignant tumors. In gynecology, an overall accuracy of 94.5% in the differentiation between benign and malignant tumors has been reported. Despite many controversial views regarding its safety, aspiration cytology has been accepted as an innocuous proced...

journal_title：Clinics in laboratory medicine

authors： Ganjei P

更新日期：1995-09-01 00:00:00

abstract：:The ability to identify specific strains within a given species of pathogen is an important aid in the rational development of effective measures to prevent and control nosocomial infections. The efforts of both microbiologist and hospital epidemiologic are facilitated greatly by the availability of the newer molecula...

journal_title：Clinics in laboratory medicine

authors： Sader HS,Hollis RJ,Pfaller MA

更新日期：1995-06-01 00:00:00

abstract：:The search for clinical outcomes associated with antiphospholipid antibodies (aPL) has been ongoing for a decade. This article focuses on the clinical use of tests for the detection of aPL. A review of the current thinking regarding the pathophysiology of antiphospholipid syndromes is relevant to the discussion of dif...

journal_title：Clinics in laboratory medicine

authors： Reyes H,Dearing L,Bick RL,Shoenfeld Y,Peter JB

更新日期：1995-03-01 00:00:00