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Carcinomas ocultos da tireóide: estudo anatomopatológico
Rio de Janeiro; s.n; 1985. X, 155 p. ilus.
Thesis in Portuguese | LILACS, Inca | ID: biblio-933878
RESUMO
O autor estuda 82 casos de tumores ocultos da tireóide ,totalizando, devido ao caráter multicêntrico, 110 lesões malignas, com predomínio quase absoluto do carcinoma papilífero. Analisa diversos aspectos anatomopatológicos, incluindo considerações macroscópicas, classificação histopatológica, peculiares particularidades microscópicas e o diagnóstico diferencial. Discute as razões que justificam a diferença entre as duas prevalências nas amostras do material de autópsia (Hospital Universitário Gaffrée e Guinle - 5%; Instituto Médico Legal Afrânio Peixoto - 2,5%) e aponta a alta incidência do carcinoma entre os casos cirúrgicos (34% dos tumores malignos, que corresponde a cerca de metade dos casos de carcinomas papilíferos de nossa série), associados com quase todas as condições patológicas da tireóide. Destaca a hiperplasia nodular de célula-C no contexto epidemiológico do carcinoma medular oculto, descrevendo dois casos e a possível relação entre a doença de Basedow-Graves, sob condições terapêuticas especiais e o carcinoma papilífero oculto. Comenta o comportamento biológico deste particular tipo tumoral, através de revisão clínica da maioria dos pacientes, incluindo três casos que apresentavam metástase ganglionar, os quais estão vivos, sem evidência atual de enfermidade maligna o que concorda com o conceito de neoplasia de baixa malignidade e evolução lenta.
ABSTRACT
The author has studied 82 cases of thyroid occult carcinoma, in a total of 110 malignant lesions, considering multicentric aspect, with the majority, almost plain, of papillary carcinoma. Several pathologic features, including macroscopic comments, histological classification, peculiar details, and the differential diagnosis have been analysed.Discusses the reason for the difference between ese two prevalences obtained from autopsy samples (Hospital Universitario Gaffree e Guinle - 5%; Instituto Medico Legal Afranio Peixoto - 2,5%) and is also showed the high incidence occult carcinoma among surgical cases (34% of malignant what means almost half of all papillary carcinomas in our samples' series), related to all pathologic conditions. The C-cell nodular hyperplasia is appraised in epidemiological context of occult medular carcinoma by o studied cases, and the relationship between Basedow-Graves sease (with the influence of special treatments, drugs) and papillary carcinoma that is also mentioned. The biologic behaviour of this particular tumoral ype is presented by clinical reviews, obtained from most tients, adding three cases with ganglial metastases. These tients, with ganglial metastases, are still alive, and there is no evidence of any tumoral disease, what makes we all agree with the sense of less malignancy and slow progressing of this neoplasm.
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Index: LILACS (Americas) Main subject: Thyroid Neoplasms / Carcinoma, Papillary / Carcinoma, Medullary / Hyperplasia Type of study: Controlled clinical trial Limits: Female / Humans / Male Language: Portuguese Year: 1985 Type: Thesis

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Index: LILACS (Americas) Main subject: Thyroid Neoplasms / Carcinoma, Papillary / Carcinoma, Medullary / Hyperplasia Type of study: Controlled clinical trial Limits: Female / Humans / Male Language: Portuguese Year: 1985 Type: Thesis