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Title:Quantitative analysis of fine needle aspiration biopsy samples
Authors:ID Rajer, Mirjana (Author)
ID Kmet, Marko (Author)
Files:.pdf PDF - Presentation file, download (104,56 KB)
MD5: DA937444285FB82C72297E7A9C0663A4
 
Language:English
Typology:1.01 - Original Scientific Article
Organization:Logo OI - Institute of Oncology
Abstract:The fine needle aspiration biopsy (FNAB) is one of the methods used in tumour evaluation. Since a certain number of tumour cells are needed for a complete diagnostic algorithem, we wanted to test how many cells remain in the needle and syringe after routine stains have been made and which factors influence this number. The remaining cells are used in ancillary diagnostic procedures. Material and methods. One hundred fifty two FNAB samples of tumours of the breast, thyroid and lymph nodes were included in our study. We counted the cells which were left in the needle and the syringe after the standard smears had been made. Buerker-Tuerks chamber was used for this purpose. Results. The number of cells depended on the organ from which the cells had been aspirated,on the type of tumour and, in the case of breast cancer, also on thelevel of experience of the FNAB performer. The percentage of samples with too few cells for all modern diagnostic methods (<5x105) is lowest in FNAB of lymph nodes (4.9%), followed by breast (16.7%) and thyroid (18%). Conclusions.We concluded that FNAB in the majority of cases grants a sufficient number of cells for the standard microscopic evaluation and also ancillary diagnostic procedures.
Publication status:Published
Publication version:Version of Record
Publication date:01.01.2005
Publisher:Association of Radiology and Oncology
Year of publishing:2005
Number of pages:str. 269-272
Numbering:Letn. 39, št. 4
Source:Ljubljana
PID:20.500.12556/DiRROS-18174 New window
UDC:616-006
ISSN on article:1318-2099
COBISS.SI-ID:20336601 New window
Copyright:by Authors
Note:BSDOCID120447;
Publication date in DiRROS:14.02.2024
Views:132
Downloads:29
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Record is a part of a journal

Title:Radiology and oncology
Shortened title:Radiol. oncol.
Publisher:Slovenian Medical Society - Section of Radiology, Croatian Medical Association - Croatian Society of Radiology
ISSN:1318-2099
COBISS.SI-ID:32649472 New window

Secondary language

Language:Slovenian
Title:[Kvantitativna analiza vzorcev aspiracijske biopsije]
Abstract:Izhodišča. Aspiracijska biopsija s tanko iglo (ABTI) je varna, hitra, enostavna, neboleča in poceni metoda v preoperativni diagnostiki tumorjev. Za postavitev diagnoze je potrebno z ABTI pridobiti določeno število celic za izdelavo rutinskih celičnih razmazov ter za dodatne, novejše preiskave, ki so pomembne za natančnejšo opredelitev prognostičnh dejavnikov in določitev ustreznega zdravljenja. Zanimalo nas je, koliko celic ostane v igli in brizgalki po pripravi rutinskih preparatov in kaj vpliva na to število, kajti ravno na tem delu vzorca opravljamo te dodatne preiskave. Material in metode. V prospektivno raziskavo smo vključili 152 vzorcev ABTI tumorjev dojke, ščitnice in bezgavke. S pomočjo Buerker-Tuerkove komore smo šteli celice, ki ostanejo v brizgalki in igli po pripravi rutinskih preparatov. Rezultati. Po ocenah sodelavcev Onkološkega inštituta je za dodatne preiskave potrebno z ABTI pridobiti vsaj 500.000 celic poleg tistih, ki smo jih uporabili za dva rutinska razmaza. To smo dosegli pri vzorcih 95% tumorjev bezgavk, 82% tumorjev ščitnice in 81% tumorjev dojk. Ugotovili smo, da je število celic odvisno od organa, ki ga punktiramo. Pri tumorjih dojk in bezgavk je število odvisno tudi od vrste tumorja, velikost tumorja pa na število celic ne vpliva.Ko smo primerjali število celic, ki so jih pridobili izkušeni citologi s številom pri manj izkušenih, smo pri ABTI tumorjev dojk dobili statistično značilno razliko (p=0,03), pri ostalih dveh pa razlika ni dosegla statistične značilnosti. Zaključki. ABTI je metoda, ki v večini primerov zagotovi zadostnoštevilo celic za standardno mikroskopsko preiskavo in dodatne anlize tumorskih celic. Število celic je odvisno od organa, ki ga punktiramo, lastnosti tumorja in pri ABTI dojke tudi od izvajalca.


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