Jan 24, 2017 the bethesda system for reporting thyroid cytopathology moderator dr g k parvathidevi presenter dr dhanya a n slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. The bethesda system for reporting thyroid cytopathology uniform terminology for reporting thyroid cytopathology involved physicians caring for and managing pts with thyroid nodules associated risk of malignancy rom with diagnostic categories atlas published in 2010. With its inception, the bethesda system for reporting thyroid cytopathology. With its inception, the bethesda system for reporting thyroid cytopathology tbsrtc established a standardized reporting system with a limited number of diagnostic categories for thyroid fineneedle aspiration fna specimens. The bethesda system for reporting thyroid cytopathology edmund s. Bethesda classification of thyroid nodule fine needle. Thyroid imaging reporting and data system in assessment of. An inspiration for the thyroid proposal was the bethesda system for reporting cervical cytology interpretations, first developed at an nci workshop in 1988 and. Sometimes a thyroid nodule presents as a fluidfilled cavity called a thyroid cyst.
Description of the book the bethesda system for reporting thyroid cytopathology. Each category in tbsrtc is associated with an estimated risk of malignancy rom. This retrospective study included 121 patients with 121 tns classified as bethesda category iii at fine needle aspiration fna cytology and thereafter underwent surgery. Thyroid nodules the bethesda classification for thyroid biopsies is effective for clinical management of thyroid nodules. Guidance on the reporting of thyroid cytology specimens. Bethesda classification of thyroid nodule fine needle aspirations. Pdf the bethesda system for reporting thyroid cytology tbsrtc was proposed in 2007 at the national cancer institute thyroid fine. Thyroid cytopathology reporting by the bethesda system. C professor, department of pathology mcgill university director, cytopathology laboratory. The bethesda system for reporting thyroid cytopathology tbsrtc established a standardized, categorybased reporting system for thyroid. The bethesda system for reporting of thyroid cytopathology.
Reporting thyroid cytopathology recommends that each report begin with a. To utilize molecular testing as an adjunctive test in. The 2017 revision reaffirms that every thyroid fna report should begin with one of six diagnostic categories, the names of which remain unchanged since they were. The bethesda system for reporting thyroid cytopathology tbsrtc has attempted to standardize reporting and cytological criteria in aspiration smears. The 2017 bethesda system for reporting thyroid cytopathology. The bethesda system for reporting thyroid cytopathology bsrtc 3, 4 tried to modulate the risk of malignancy by dividing the indeterminate category into atypia of undetermined significance or.
It will serve as a reference guide not just for pathologists, but also endocrinologists, surgeons, and radiologists. Thyroid cytology must be reported in prose, together with an allocated thy category as outlined in this guidance. Subsequently a monograph the bethesda system for reporting thyroid cytopathology tbsrtc which includes definitions, diagnosticmorphologic criteria, explanatory notes, and a brief management plan for each diagnostic category was published. This atlas is the offspring of the the national cancer institute nci thyroid fine needle aspiration fna state of the science conference, hosted by. Bethesda classification of thyroid nodule fine needle aspirations i. Bethesda system for reporting thyroid cytopathology. Classifying your thyroid fna specimens using bethesda terminology. The 2017 revision reaffirms that every thyroid fna report should begin with one of six.
An update to the bethesda system for reporting thyroid nodule cytopathology is set to alter clinical practice, with the primary aim of reducing the number of unnecessary thyroid surgeries. Rapid on site evaluation helps assess adequacy after sampling. The bethesda system for reporting thyroid cytopathology, 2017. The rcpath thyroid reporting system was developed by building on the existing british thyroid association bta system,8 and was originally issued in 2009. The bethesda system for reporting thyroid cytopathology, 2017 laila khazai 11417. The conclusions regarding terminology and morphologic criteria from the nci meeting led to the bethesda thyroid atlas project and form the framework for the bethesda system for reporting thyroid cytopathology. The bethesda system for reporting thyroid cytopathology is. Acm medical laboratory 2 bethesda system for reporting cervical cytology epithelial cell abnormalities squamous cell atypical squamous cells of undetermined significance ascus. Overall objectives to apply the bethesda thyroid fna classification system in the evaluation of thyroid fna. This can happen when a cyst is aspirated or when the specimen is almost entirely composed of blood. Reporting of fna cytology has improved in the past 10 years with the introduction of classification schemes in order to standardize terminology, to facilitate communication among cytopathologists, endocrinologists and surgeons, and to provide the malignancy risk for specific diagnostic categories. Thyroid thyroid cytopathologycytopathology recent advances. To address terminology and other issues related to thyroid. History introduced and formed in 2007, nci thyroid fna state of science conference bethesda, maryland, by various cytopathologists and summarised by baloch et al.
Since its inception, the bethesda system for reporting thyroid cytopathology tbs has been widely adopted. The bethesda system for reporting thyroid cytopathology will provide the reader with a unified approach to diagnosing and reporting thyroid fna interpretations. European thyroid association guidelines regarding thyroid. Cancer institute nci hosted the nci thyroid fna state of the science conference. Ata initiatives to reduce the extent of surgery for many low risk thyroid cancers 4 cm or smaller, without extra thyroidal extension and lacking. Fine needle aspiration of thyroid nodules using the bethesda. The bethesda system for reporting thyroid cytopathology tbsrtc is a standardized system used for the diagnosis of thyroid fnab. Summaries for patients from clinical thyroidology from recent articles in clinical thyroidology table of contents pdf file for saving and printing. Updates to the bethesda system for reporting thyroid. Application of a machine learning algorithm to predict. Nondiagnostic or unsatisfactory nd uns, bethesda system for reporting thyroid cytopathology the nci conference participants acknowledged the importance of developing a uniform terminology for reporting thyroid fna results. The bethesda system for reporting thyroid cytopathology bsrtc dr. Fineneedle aspiration fna remains the most effective and safe method of evaluating thyroid nodules for potential surgical management. In these biopsies not enough thyroid cells were obtained to render a diagnosis.
Review the bethesda system for reporting thyroid cytopathology tbsrtc the pathologists perspective individual categories with case examples emphasis on the indeterminate category and potential options the dawn of noninvasive follicular thyroid neoplasm with papillarylike nuclei niftp the updated bethesda system 2017. Benign consistent with a benign follicular nodule includes adenomatoid nodule, colloid nodule, etc. For clarity of communication, the bethesda system for. Diagnostic terminology and morphologic criteria for cytologic diagnosis of thyroid lesions. Click on document the bethesda system for reporting thyroid cytopathology. The bethesda system for reporting thyroid cytopathology. Use of adjunct molecular reflex testing constantine theoharis, md assistant professor david chhieng, md, mba, mshi professor director of cytology department of pathology yale university new haven ct. Thyroid cytopathology recent advances october 21, 2017 dr.
Hpvmild dysplasiacin 1 high grade squamous intraepithelial lesion hsil. The bethesda system for reporting thyroid cytology tbsrtc was proposed in 2007 at the national cancer. Pdf bethesda categorization of thyroid nodule cytology. Rom among all thyroid nodules ranges from only 7% to 15%. Tendency to report a high percentage of benign hurthlecell nodules as. Thyroid fineneedle aspiration and the bethesda classification. The authors are all consultant cellular pathologists, reporting thyroid histology andor cytology, some of. To assess the usefulness of thyroid imaging reporting and data system tirads for cytological bethesda category iii thyroid nodules tns. Nature of the nodule location, size, cystic component skills of operator and reader. Pdf the bethesda system for reporting thyroid cytopathology. Thoroughly revised and updated, the bethesda system for reporting thyroid cytopathology, second edition will provide the reader with a unified approach to diagnosing and reporting thyroid fna interpretations. Oct 15, 2015 the bethesda system for reporting thyroid cytopathology bsrtc dr.
Often these abnormal growths of thyroid tissue are located at the edge of the thyroid gland and can be felt as a lump in the throat. The bethesda system for reporting thyroid cytopathology moderator dr g k parvathidevi presenter dr dhanya a n slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Fine needle aspiration of thyroid nodules using the. It represents the results of the multidisciplinary national cancer institute thyroid fine needle aspiration state of the science conference, held in bethesda, md in october, 2007.
The bethesda system for reporting thyroid cytopathology nondiagnostic unsatisfactory benign colloid nodule, nodular goiter, hyperplastic nodule, chronic lymphocytic thyroiditis atypia of undetermined significance ausalternatively follicular lesion of undetermined significance follicular neoplasm. Tbsrtc is a sixcategory scheme of thyroid cytopathology reporting table 1. This study aimed to examine the results of thyroid fna using the bethesda system for reporting thyroid cytopathology tbsrtc to establish the level of. The 2001 bethesda system for reporting cervical cytology. The bethesda system for the reporting of thyroid cytopathology tbsrtc is used to categorize and diagnose thyroid nodules by fine needle aspiration biopsy fnab. Noninvasive follicular thyroid neoplasm with papillary. The bethesda system for reporting thyroid cytopathology, 2nd edition, 2018. Document name guidance on the reporting of thyroid cytology specimens version number 2 produced by dr p cross chair, dr a chandra, dr t giles, dr s johnson, dr g kocjan, dr d poller and professor t stephenson. Classifying your thyroid fna specimens using bethesda. Ata initiatives to reduce the extent of surgery for many low risk thyroid cancers 4 cm or smaller, without extra thyroidal extension and lacking regional nodal metastasis and decreased routine use of postoperative radioactive iodine treatment increasingly raise the possibility for lobectomy as initial surgical management. It serves as a reference guide not just for pathologists, but also endocrinologists, surgeons, and radiologists. The bethesda system for reporting thyroid cytopathology the nci conference participants acknowledged the importance of developing a uniform terminology for reporting thyroid fna results. Bongiovanni m, spitale a, faquin wc, mazzucchelli l, baloch zw. An inspiration for the thyroid proposal was the bethesda system for reporting cervical cytology interpretations, first developed at an nci workshop in 1988 and widely adopted in the united states for reporting papanicolaou test results.
The bethesda system for reporting thyroid cytopathology tbsrtc established a standardized, categorybased reporting system for thyroid fineneedle aspiration fna specimens. The bethesda system for reporting thyroid cytopathology is effective for clinical management of thyroid nodules jerome m. Fine needle aspiration fna remains the firstline diagnostic in management of thyroid nodules and reduces unnecessary surgeries. The bethesda system for reporting thyroid cytopathology tbsrtc was designed with a mission to standardize the process of diagnosis and management of thyroid lesions by fna cytology fnac. The objective of this study was to analyze the thyroid cytology smears by tbsrtc, to determine the distribution of diagnostic categories and subcategories, to analyze cytological features, and to correlate the cytopathology. The thyroid web atlas contains 300 images of key thyroid lesions in an easytosearch format.
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