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Color Atlas of Hematology - Practical Microscopic and Clinical ...

Color Atlas of Hematology - Practical Microscopic and Clinical ...

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178Cytology <strong>of</strong> Organ Biopsies <strong>and</strong> ExudatesTable 30 Sequence <strong>of</strong> steps in the diagnosis <strong>of</strong> reactive lymphomaAnamnesis Symptoms Tentative diagnosis Diagnostic studies Cytology HistologyRapid progression(fever)Localized, painful Perifocal lymphadenitisSearch for diseasefocus, non-specificchanges in CBC <strong>and</strong>ESR() Non-specificlymphadenitisRapid progression,fever,sore throatDiffuse, painfult;angina, possiblyspleenMononucleosis Pfeiffer cells in theblood analysis, EBVserology (1)() Adenitis withhistiocytosisMost children Nuchal lymphnodes, laterexanthemaRubella Plasma cells in theblood,rubella-AHT (2)Ingestion <strong>of</strong> rawmeatContact with catsDiffuse Toxoplasmosis Serology (3) () Withepithelioid cells <strong>and</strong>macrophagesEpithelioid celllymphadenitisPharyngitis( conjunctivitis)LocalNeck areaCommon viruses,specific adenovirusesComplement fixationreaction (adenoviruses,less commonlycoxsackieviruses)(4)Slow growth,general malaiseInflamed lymphnodes, possiblyfistulaeTuberculosis Thorax, local primaryinfections, skin test,pathogen in biopsyaspirate, possibly PCR() Epithelioidcells, Langhansgiant cellsSlow growth Hard; possibly skininfiltrationsSarcoidosis (Boeckdisease)Thorax, tuberculintest usually negative,ACE Epithelioid cells Epithelioid cellfibrosis

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