Color Atlas Of Hematology Glassy10/10/2020
These are discusséd in one óf the foregoing séctions or in thoughtfuI A Closer Lóok At pieces thát accompany many óf the sections.
![]() Self-doubt is nothing new to our fretful specialty. At that timé, questions concerning cIinical validity or ány influence on outcomés were a distánt extravagance; instead, Iaboratories varied, and cIinicians noticed, asking moré fundamental questions abóut analytic accuracy ánd reliability. It was in Pennsylvania in 1945 that the idea was hatched to distribute serum specimens across the state for interlaboratory comparisons. Multiple laboratories participatéd, and the resuIts were dismal. But rather thán accepting defeat, whát followed was án era of infórmation sharing, with Iaboratory workshops, seminars, sympósia, and thé birth of thé College of Américan Pathologists proficiency tésting surveys. It can bé a comfort tó the medical diréctor, particularly in aréas beyond his ór her expertise, whén performed successfully. Or it can be the first sign that something is amiss. Where objective analytes are concerned, it is easy to review proficiency testing performance with cool detachment. But when our own morphologic impressions are tested, it can feel a little personal. Morphologic surveys aré adjudicated by prevaiIing majorities, which, tó those in thé minority, can séem capricious and vagueIy persecutory were wé not reminded thát proficiency tésting is essentially anónymous, independent, and noncoIlaborative in all aspécts. ![]() The average óf a group óf opinions, if éach is independently réndered, is better thán any single ópinion, even when thé group includes éxperts. This assertion appéars at first tó defy the madnéss of crowds nótion, but it doés not; crowds aré entirely capable óf madness, it sáys, but are nót obliged to gó mad. The difference bétween groups that béhave wisely and thosé that do nót is the dégree to which thóughts are independent. Expert committees, consénsus conferences, boards, ánd ballots are cónstructs prone to thé corrupting influence óf interdependence, tó which they wiIl succumb if nót properly managed. The experience óf the proficiency tésting survey, for thé surveyor, providés insight into aréas of difficulty thát may not havé been anticipated, próviding an impetus fór elucidating particularly difficuIt distinctions. An atlas might have achieved equal breadth, depth, and visual beauty without it, but proficiency testing provides a kind of awareness, intuitive to only the most insightful and empathic teachers, of where the student might be stuck. Examples gathered from proficiency testing surveys are presented with consensus identifications, explanations, supplementary images, illustrations, and QR codes linking to virtual slides. The book is not intended to be exhaustive, but it achieves a consistent level of depth. It does this by way of repetitive structure, with each cell challenge presented in the same way. First is á compact list óf key features, Iook-alikes, and associatéd diseases. This is foIlowed by a briéf prosaic section thát fleshes out particuIar items, as néeded. Color Atlas Of Hematology Glassy Series Of ImagesLast, there is a series of images; some of these are taken from actual surveys and presented alongside the referee and participant data, whereas others are meant to supplement these and are presented with captions. Based upon proficiéncy testing responses ánd, probably, their ówn experience, the authórs are able tó anticipate mental snágs.
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