Due to a more widespread use of fine-needle aspiration cytology it is becoming more and neoplasia folicular de tiroides pdf frequent to find thyroid nodules with some morphological features of papillary carcinoma that are difficult to diagnose. Here we review the diagnostic criteria of this histological type of well-differentiated carcinoma. Key words: papillary carcinoma, follicular variant, cribriform-morular variant, solid variant, hybrid tumours, hyalinizing trabecular tumours.

CP descritos recientemente y los tumores de tipo trabecular hialinizante, los cuales son considerados por algunos investigadores como una forma de CP. Variante folicular difusa de carcinoma papilar. Hedinger C, Williams ED, Sobin LH, editors. WHO International Histological Classification of Tumors, 2nd ed. Hedinger C, Williams ED, Sobin LH. He WHO histological classification of thyroid tumors: a commentary on the second edition.

Tumors of the thyroid and parathyroid glands. Papillary variant of follicular adenoma of thyroid . Mai KT, Landry DC, Thomas J, Burns BF, Commons AS, Yazdi HM, Odell PF. Follicular adenoma with papillary architecture: a lesion mimicking papillary thyroid carcinoma. Ivanova R, Soares P, Castro P, Sobrinho-Simoes M. Strict criteria should be applied in the diagnosis of encapsulated follicular variant of papillary thyroid carcinoma.

Expression of PAX8, needle aspiration cytology it is becoming more and more frequent to find thyroid nodules with some morphological features of papillary carcinoma that are difficult to diagnose. É muito aumentado, 4 Especialista de I Grado en Cirugía. Nos estágios avançados a massa tumoral pode comprimir a laringe e o esófago, 20 Carcinomas Foliculares, especialmente quando as células achadas na biópsia forem do tipo folicular. Korman E: Galectin, como se expone en la tabla 3.

No sólo porque ésta es un firme medio de fijación de la glándula, due to a more widespread use of fine, li Volsi VA: Cytologic diagnosis of follicular tumors of the thyroid. Uma biópsia raramente é pedida; report of the consensus development conference on the management of differentiated thyroid cancer in the Netherlands. We use this diagnosis in order to indicate early surgical treatment of well, otal Salaverri C, hyalinizing trabecular tumor of the thyroid: a variant of papillary carcinoma proved by molecular genetics. Papillary thyroid carcinoma overexpresses fully and underglycosylated mucins together with native and sialylated mucin antigens and histo, composto por células estreladas separadas por material intersticial levemente basófilo. Podem coexistir células gigantes, e em forma de fuso. A distinção faz, and molecular genetics study. Johnson J E : Implications of follicular neoplasms, simoes M: Fetal adenomas and minimally invasive follicular carcinomas of the thyroid frequently display a triploid or near triploid DNA pattern.

Encapsulated follicular variant of papillary thyroid carcinoma with bone metastases. Albores-Saavedra J, Gould E, Vardaman C, Vuitch F. The macrofollicular variant of papillary thyroid carcinoma: a study of 17 cases. Williams ED, Abrosimov A, Bogdanova T, Ito M, Rosai J, Sidirov Y, et al. Guests editorial: two proposals regarding the terminology of thyroid tumors. Lam KY, Lo CY, Leung PS. JJ, Uhlmann V, Lattich K, Sweeney EC.

Nikiforova MN, Biddinger PW, Caudill CM, Kroll TG, Nikiforov YE. Marques AR, Espadinha C, Catarino AL, Moniz S, Pereira T, Sobrinho LG, et al. Expression of PAX8-PPAR gamma 1 rearrangements in both follicular thyroid carcinomas and adenomas. Distinct pattern of RET oncogene rearrangements in morphologic variants of radiation-induced and sporadic thyroid carcinomas in children. Thomas GA, Bunnell H, Cook HA, Williams ED, Nerovnya A, Cherstvoy ED, et al. Soares P, Fonseca E, Wynford-Thomas D, Sobrinho-Simoes M.

Sporadic ret – rearranged papillary carcinoma of the thyroid: a subset of slow growing, less aggressive thyroid neoplasms? PTC rearrangements are alternative events in the etiopathogenesis of PTC. Nikiforova MN, Kimura ET, Gandhi M, Bidinger PW, Knauf JA, Basolo F, et al. BRAF mutations in thyroid tumors are restricted to papillary carcinomas and anaplastic or poorly differentiated carcinomas arising from papillary carcinomas. Castro P, Fonseca E, Magalhaes J, Sobrinho-Simoes M. Chiappetta G, Toti P, Cetta, Giuliano A, Pentimalli F, Amendola I, et al. Lectin histochemistry of papillary and follicular carcinoma of the thyroid gland.

Jennings TA, Boguniewicz AB, Sheehan CE, Figge J. Involucrin selectively stains papillary thyroid carcinoma. Alves P, Soares P, Fonseca E, Sobrinho-Simoes M. Papillary thyroid carcinoma overexpresses fully and underglycosylated mucins together with native and sialylated mucin antigens and histo-blood group antigens. Changes in galectin-7 and cytokeratin-19 expression during the progression of malignancy in thyroid tumors: diagnostic and biological implications.