Medulloid thyroid cancer
Cáncer medular del tiroides
Resumen:
This series of seven cases of Medulloid Thyroid Cancer, has been taken from files of the "Mussio Fournier",Institute of Endocrinology and the Postgraduate Surgery Institute of the Pasteur Hospital in Montevideo. These tumors are derived from parafollicular cells. They are endocrinous adenomatosis because of their connection to other tumors and apudomas. Functionally, they are characterized by production of Calcytonine and other substances. They are oftenbilateral and a distinctive feature is the presence of cytoplasmatic granules and amyloid substances with positive dichroism. Its endocrinous syndrome, is characterized by diarrheasand eventually by skin reddening. Sone types run in families. Heredity is predominantly autosome. Pre-operatory diagnosis and postoperatory management consist of calcytonin dosage. The solo curative treatment is surgery which consist of total thyroidectomy. Sone aspects found in this series are worth stressing:-The amyloi. substance was present in all casesstudied.-Were is high frequency of cervical and mediastinalmetástasic adenopathies.-Diarrheas were found in 2 patients and they ceasedafter abscission of primitive tumor and its metastases.-Its evolution is slower than in the case of nondifferentiatedcancers.In one case, appeared papillary and medular thyroidtumors in the same thyroid gland.
Se presenta una serie de 7 casos de CanceR Medular de tivoides, pertenecientes al Instituto de Endocrinología "Mssio Founier" e Instituto de Cirugía para Postgraduados del HospitalPasteur de Montevideo.Estos tumores derivan de las c·élulas parafoliculares. Son adenomatosis endÓcrinas por su vinculación a otros tumores y a· los apudomas.Producen Oalcitonina y otras susTancias, Son frecuentemente bilaterales y se caracterizan por la presencia de gránulos citoplasmáticos y sustanci, amJloide con r,eacción de Dicroismo positivo. Clinicamente presentan diarreas y eventualmente enrojecimiento cutaneo Existen formas familiares. La heren)ia es autosómica dominante,El diagnóstico preoperatorio y manejo posoperatorio se realizan con la dos-ificación de calcitonina.El único tratamiiento curativo es elquirúrgico debiendo r,alizarse tiroidectomia total.Se destacan en pal _ular algunos hechos registrados en esta s 'ie. - Hallazgo de amiloide en todos los casosestudiados.- Alta frecuencia de adenopatías, metastásicascervi:cales y mediastinales.- Presencia die diarreas en 2 pacientes, quecesaron luego de la exéresis del tum·or primitivoy ,sus metástasis.- Su evolución más lenta que en los cánceresindiferenciados.Por último se señala la coexistencia en uno de los pacien1:,es de cáncer papilar y cancer medular del tiroides.
1977 | |
carcinoma tiroides carcinoma thryroid |
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Español | |
Sociedad de Cirugía del Uruguay | |
Revista Cirugía del Uruguay | |
https://revista.scu.org.uy/index.php/cir_urug/article/view/2932 | |
Acceso abierto |