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Chapter
Atypia of Undetermined Significance (AUS)
In the MSRSGC, salivary gland FNA samples that are indefinite for neoplasms are classified as “Atypia of Undetermined Significance” (AUS). The AUS category reduces the number of false-negative diagnoses in the...
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Chapter
Suspicious for Malignancy
The term “suspicious for malignancy” (SFM) is applied when the cytologic features of a thyroid fine needle aspiration (FNA) are worrisome for papillary thyroid carcinoma, medullary thyroid carcinoma, lymphoma,...
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Chapter
Neoplasm
The diagnostic category “neoplasm” is a true reflection of what is encountered in the daily practice of salivary gland fine-needle aspiration (FNA). It is divided into two subcategories: (1) benign neoplasm an...
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Chapter
Fine Needle Aspiration Cytology of Endocrine Glands
Fine needle aspiration biopsy is a safe, accurate, and minimally invasive technique for sampling of endocrine organs. It is widely used for both palpable and non-palpable thyroid nodules. Parathyroid and adren...