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Automation in Hematology: What to Measure and Why? PDF

326 Pages·1981·35.167 MB·English
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Automation in Hematology What to Measure and Why? Editors: D.W. Ross, G. Brecherand M. Bessis With 10 6 Figures and 45 Tables Springer-Verlag Berlin Heidelberg GmbH 1981 Acknowledgements This Symposium, held at the Institut de Pathologie Cellulaire, (INSERM 48) Höpital de Bid~tre, France, July 15-17, 1979 was made possible by the generosity of Abbott Laboratories, Becton-Dickinson, Coulter Electronics, Geometrie Data, Ortho Instruments and Technicon Instruments Corp. Dennis Ross, University of North Carolina, School of Medicine, Chapel Hili, NC 27514, USA George BRECHER, University of California, Donner Laboratory, Berkeley, CA 94720, USA Marcel BEssis, Institut de Pathologie Cellulaire, Höpital de Bicetre, 94270 Bicetre, France This monograph comprises Vol. 6, 2-3 of the international journal Blood Cells (Editor: Marcel Bessis, Assistant Editors: N. Mohandas and D.W. Ross) ISBN 978-3-540-10225-0 ISBN 978-3-642-67756-4 (eBook) DOI 10.1007/978-3-642-67756-4 This work is subject to copyright. All rights are reserved, whether the whole or part of the material is concerned, specifically those of translation, reprinting, re-use of illustrations, broadcastings, repro duction by photocopying machine or similar means, and storage in data banks. Under §54 of the Ger man Copyright Law, where copies are made for other than private use, fee is payable to the publisher, the amount of the fee tobe determined by agreement with the publisher. © by Springer-Verlag Berlin Beideiberg 1981. The use of general descriptive names, trade names, trade marks etc. in this publication, even if the former are not especially identified, is not be taken as a sign that such names, as understood by the Trade Marks and Merchandise Marks Act, may accordingly be used freely by anyone. 2121/3140-543210 Table of Contents INTRODUCTION M. WINTROBE: To Measure or not to Measure? That Too Is a Question. 3 G. BRECHER: The Future of Automation in Hematology. . . . . . 7 Jean BERNARD, M. BEssis: The Impact of Automation on the Future of Hematology . . . . . . . . . . . . . . . . . . . . . 11 SECTION 1: BIOPHYSICAL PRINCIPLES OF MEASUREMENTS L.A. KAMENTSKY: Objective Measures of Information From Blood Cells . 17 Discussion . . . . . . . . . . . . . . . . . . . 32 W. GRONER, D. TYcKo: Characterizing Blood Cells by Biophysical Measurements in Flow 3 7 Discussion . . . . . . . . . . . . . . . . . . . 51 F. MEYER: Quantitative Analysis of the Chromatin of Lymphocytes: An Essay on Comparative Structuralism . . . . 55 Discussion . . . . . . . . . . . . . . 67 M.J. FuLWYLER: Flow Cytometry and Cell Sorting . 69 Discussion . . . . . . . . . . . . . . 79 R.S. GALEN: Predictive Value and Efficiency of Hematology Data . 81 Discussion . . . . . . . . . . . . . . . . . . . . 92 SECTION 11: PLATELETS J .L. HAYNES: High Resolution Partie le Analysis-Its Application to Platelet Counting and Suggestions for Further Application in Blood Cell Analysis 97 J.M. PAuLUs, J.F. DESCHAMPS, M. PRENANT, F.J. CASALS: Kinetics of Platelets, Megakaryocytes, and Their Precursors: What to Measure? . 111 Discussion of papers by J.L. Haynes and J.M. Paulus et al.. . . . . . 122 G. DIGHIERO, C. LESTY, M. LEPORRIER, M.C. CouTY: Computer Analysis of Platelet Volumes . 125 Discussion . . . . . . . . . . . . . . . . . . . . . . . 127 IV Table of Contents SECTION III: RED BLOOD CELLS J.W. BAcus: Quantitative Morphological Analysis of Red Blood Cells. 133 Discussion . 150 M. BEssrs, N. MoHANDAS, C. FEo: Automated Ektacytometry: A New Method of Measuring Red Cell Deformability and Red Cell Indices . 153 N. MOHANDAS, M.R. CLARK, M.S. JACOBS, w. GRONER, S.B. SHOHET: Ektacytometric Analysis of Factors Regulating Red Cell Deformability . 167 Discussion ofpapers by M. Bessis et al., and N. Mohandas et al.. 171 B.S. BuLL: Commentary of pap ers by M. Bessis et al., and N. Mohandas et al. 173 H.C. MEL: Ektacytometry and the Measurement of Cell Physical Properties. Commentary of papers by M. Bessis et al., N. Mohandas et al., and B.S. Bull 177 M. BEssrs, N. MoHANDAS, C. FEo: Answer to Commentaries. 182 E.P. 0RRINGER, M.E.S. RoER, J.C. PARKER: Cell Density Profile as a Measure of Erythrocyte Hydration: Therapeutic Alteration of Salt and Water Content in Normal and SS Red Blood Cells 183 Discussion . 190 SECTION IV: WHITE BLOOD CELLS A.M. SAUNDERS: White Blood Cells: What to Do Beyond Measurement. 195 Discussion . 199 G. DrGHIERO, E. BoDEGA, R. MAYZNER, J.L. BrNET: Two New Applications of the Immunoperoxidase Method: Cell-by-Cell Quantitation of Surface Immunoglobulins and Automated Recognition of B-Lymphocytes 203 Discussion . 207 L.G. LAJTHA: Strategic Reserves 213 Discussion . 219 J.W.M. VrssER, G.J. VAN DEN ENGH, D.W. VAN BEKKUM: Light Scattering Properties of Murine Hemopoietic Cells . 223 Discussion . 239 SECTION V: WHITE CELL DIFFERENTIAL B. BuLL, R.A. KoRPMAN: Characterization of the WBC Differential Count 243 Table of Contents V R.A. KoRPMAN, B. BuLL: Whither the WBC Differential?-Some Alternatives . . . . . . . . . . . . . . . . . . 253 G. BRECHER, R.E. ANDERSON, P.D. McMuLLEN: When to Do Diffs. How Often Should Differential Counts be Repeated? . . . . . . . . . . 263 Discussion of papers by B. Bull and R.A. Korpman, R.A. Korpman and B. Bull, and G. Brecher et al.. . . . . . . . . . . . . . . . 271 D.W. Ross, A. BARDWELL: Automated Cytochemistry and the White Cell Differential in Leukemia . 287 Discussion . . . . . . . . . . . . . . . . . . . . . . 298 R.V. PIERRE: Automation of Blood Film Preparation and Staining Utilizing the Technicon Autoslide 303 Discussion . . . . . . . . . . . . . . . . . . . . . . 312 T.C. KrNGSLEY: The Automated Differential; Pattern Recognition Systems, Precision and the Spun Smear . . . . . . . . . . . . . . . 315 P.R. DAousT: The Clinical Detection of Variations in the Concentrations of Normal Leukocyte Types . . . . . . . . . . 321 Discussionofpapers byT.C. Kingsley andP.R. Daoust. . . . . . . . 327 SUMMING UP JEAN BERNARD: Summing Up 1 . 331 G. BRECHER: Summing Up II . 333 SUBJECT INDEX . . . . . 337 Participants and Discussants JamesBACUS G. FLANDRIN Rush-St Luke's Presbyterian Clinique des Maladies du Sang Medical Center Hopital Saint Louis 1753 W. Congress Parkway 75012 Paris, France Chicago, 111. 60112, USA Louis FOISSAC Marcel BESSIS President Institut de Pathologie Cellulaire Technicon France Hopital de Bicetre 39 Bd. de la Muette 94270 Bicetre, France 95140 Garges-les-Gonesse, France Jean BERNARD Mack FULWYLER Clinique des Maladies du Sang Becton & Dickinson Corp. Hopital Saint Louis 506 Clyde Ave. 75012 Paris, France Mountain View, CA 94043, USA Robert GALEN Jacques-Louis BINET Department of Pathology Service d'Hematologie Overlook Hospital Hopital de la Salpetriere Summit, N.J. 07901, USA 4 7 Bd. de l'Hopital 75013 Paris, France Warren GRONER Technicon Corp. George BRECHER Tarrytown, NY 10591, USA University of California Donner Laboratory John HAYNES Berkeley, CA 94 720, USA Becton & Dickinson Corp. Research Center Brian BULL Triangle Park, NC 27709, USA Loma Linda University Louis KAMENTSKY School of Medicine Ortho Instruments Loma Linda, CA 92354, USA 410 University Ave. Westwood, Mass. 02090, USA Phillip DAOUST Department of Pathology Thomas KINGSLEY Tufts Medical Center Department of Pathology Boston, Mass. 021 O1 , USA Kenneston Memorial Hospital Marietta, Georgia 30060, USA G. DIGHIERO Service d'Hematologie Robert KLEIN Hopital de la Salpetriere Coulter Electronics 4 7 Bd. de l'Hopital 590 W. 20th Street 75013 Paris, France Hialeah, Flo. 33010, USA VIII Participants and Discussants Ralph KORPMAN Dennis Ross Loma Linda University University of North Carolina School of Medicine School of Medicine Loma Linda, CA 92354, USA Chapel Hill, NC 27514, USA Laszlo LAJTHA Christie Hospital Alex SAUNDERS Paterson Laboratories Geometric Data Manchester, M20 9BX, England 999 W. Valley Road Wayne,Penna. 19087, USA Fran~ois MEYER Ecole Nationale Superieure des Mines 35 Rue Saint Honore Elkin SIMSON 77305 Fontainebleau, France Technicon Instruments Corp. Eugene 0RRINGER Tarrytown, NY 10591, USA Division of Hematology School of Medicine University of North Carolina Pierre STRYCKMANS Chapel Hill, NC 27514, USA Institut Jules Bordet 7 Rue Heger-Bordet Jean-Michel PAULUS Brussels 1000, Belgium Institut de Medecine Hâpital de Baviere 4020 Liege, Belgium Jan VISSER Radiobiological Institute Robert PIERRE TNO Mayo Clinic Rijswyjk, The Netherlands Hematology Laboratory Rochester, Minn. 55901, USA Rod RAYNOVICH Max WINTROBE Ortho Instruments University of Utah Medical Center 410 University Ave. 50 North Medical Drive Westwood, Mass. 02090, USA Salt Lake City, Utah 84132, USA INTRODUCTION To Measure or not to Measure? That Too Is a Question Maxwell M. WINTROBE For the physician, there is not only a question as to what to measure and why, but equally important is the question of whether to measure or not. The patient of today cannot avoid the impression that the modern physician measures and measures - and then tests some more. The number and variety of investigative procedures to which a patient is subjected sometimes reaches enormous proportions and, in part as a consequence of this, the cost of medical care has grown to unreasonable levels. At one time superstition, hearsay, magic, and dogma were the stuff of medical practice. The unique feature of the teachings of the Hippocratic School was the admonition that observation and experience should guide the physician, in addition to the rules and formulations he had learned. So novel was this idea, however, that it was followed far more in the breach than in the practice. For centuries, physicians continued to practice by rote rather than by reason, merely attempting to square their observations with the teachings of Hippocrates and the system of Galen. Their concept that all truth had been revealed in the past rather being something to be achieved through observation and experi ment was of course in keeping with the spirit of the times. From childhood, medieval people had been brought up to accept authority. For the most part, this was the attitude even in the 18th and 19th centuries and advances in medicine, which had come to a standstill in the Dark Ages and in medieval times, were few in number. Only the very exceptional dared to inquire and explore and, for them, the means were meager and rudimentary and the atmos phere was prohibitive. It was dangerous to think for oneself. The invention of the micrsocope in the 17th century and its application to the study of biology provided an opportunity to gain insight into a totally unsuspected and, until then, unseen world. Leeuwenhoek, in what was probably the first measurement on blood, wrote: 'The red globules of the Blood 1 reckon to be 25,000 times smaller than a grain of sand which perhaps will to many seem incredible.' This remarkably accurate observation was made with an instru ment which was very simple. The method, however, required infinite patience and time. Methodology improved very slowly and few could believe that microscopy had anything to offer the physician. Even by the mid-19th century when Donne and Andral sought to show the usefulness of ths study of the blood in gaining an understanding of disease, their attempts were met with indifference, when not with ridicule. Only after the aniline dyes were introduced by Ehrlich toward The University of Utah Medical Center, Department of Interna! Medicine, 50 N. Medical Drive, Salt Lake City, Utah 84132, USA

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