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2.
Arq. bras. oftalmol ; 72(1): 99-102, jan.-fev. 2009. ilus
Artículo en Inglés | LILACS | ID: lil-510030

RESUMEN

Lambert-Eaton myasthenic syndrome is a rare and acquired autoimmune disorder. We describe two female patients with medial rectus paresis as the only ocular manifestation. After a unilateral medial rectus recession and lateral rectus resection procedure, both patients recovered normal adduction. To our knowledge, this is the first report of surgery for extraocular muscle paresis in Lambert-Eaton myasthenic syndrome.


A síndrome de Lambert-Eaton é um distúrbio autoimune raro e adquirido. Apresentamos duas pacientes com paresia do reto medial como única manifestação ocular. Após retrocesso do reto lateral e ressecção do reto medial, unilateral, ambas as pacientes apresentaram normalização da adução. Até onde sabemos, este é o primeiro relato de cirurgia para paresia do reto medial na síndrome de Lambert-Eaton.


Asunto(s)
Femenino , Humanos , Persona de Mediana Edad , Síndrome Miasténico de Lambert-Eaton/complicaciones , Estrabismo/cirugía
3.
J. bras. pneumol ; 34(5): 333-336, maio 2008. ilus
Artículo en Inglés, Portugués | LILACS | ID: lil-484216

RESUMEN

A incidência das neoplasias pulmonares vem aumentando no Brasil e no mundo, provavelmente como resultado do aumento do tabagismo. Com o maior número de casos, surgem as apresentações atípicas. Relatamos o caso de um paciente do sexo masculino, 66 anos, tabagista e hipertenso, que apresentava quadro de fraqueza muscular proximal progressiva e, em dois meses, evoluiu com disfagia para alimentos sólidos, disfonia e lesões cutâneas em forma de "V" no tórax. O radiograma de tórax mostrou um nódulo pulmonar espiculado no lobo superior direito. A análise bioquímica revelou aumento da creatinoquinase. Após exames complementares e biópsias, o paciente foi submetido à lobectomia superior direita. A histopatologia evidenciou um adenocarcinoma moderadamente diferenciado. A análise global do caso e a revisão de literatura permitem sugerir que o quadro clínico do paciente era resultante da sobreposição de duas síndromes paraneoplásicas, a saber, a dermatomiosite e a síndrome miastênica de Lambert-Eaton, secundárias a um adenocarcinoma pulmonar.


The incidence of lung neoplasms is increasing in Brazil and in the world, probably as a result of the increase in smoking. Due to the greater number of cases, atypical presentations appear. We report the case of a 66-year-old hypertensive male smoker who presented progressive proximal muscular weakness and, in two months, evolved to dysphagia, dysphonia, and V-shaped skin lesions on the chest. A chest X-ray showed a spiculated pulmonary nodule in the right upper lobe. The biochemical analysis revealed elevated creatine kinase levels. After complementary tests and biopsies, the patient underwent right upper lobectomy. Histopathology showed a moderately differentiated adenocarcinoma. The overall analysis of the case and a review of the literature allow us to suggest that the clinical profile of the patient was a result of an overlap of two paraneoplastic syndromes (dermatomyositis and Lambert-Eaton myasthenic syndrome) secondary to lung adenocarcinoma.


Asunto(s)
Anciano , Humanos , Masculino , Adenocarcinoma/complicaciones , Carcinoma de Células Pequeñas/complicaciones , Dermatomiositis/complicaciones , Síndrome Miasténico de Lambert-Eaton/complicaciones , Neoplasias Pulmonares/complicaciones , Biopsia , Creatina Quinasa/sangre , Tomografía Computarizada por Rayos X
4.
Ceylon Med J ; 2004 Dec; 49(4): 130-1
Artículo en Inglés | IMSEAR | ID: sea-48634

RESUMEN

A 65-year old man on treatment for ischaemic heart disease presented with a history of pain and weakness of all four limbs and dry mouth. He had clinical and neurophysiological features of Lambert-Eaton myasthenic syndrome. His symptoms improved after withdrawal of diltiazem, although neurophysiological changes remained even after 3 months.


Asunto(s)
Anciano , Diltiazem/efectos adversos , Progresión de la Enfermedad , Electromiografía , Estudios de Seguimiento , Humanos , Síndrome Miasténico de Lambert-Eaton/complicaciones , Masculino , Isquemia Miocárdica/complicaciones , Examen Neurológico , Medición de Riesgo , Índice de Severidad de la Enfermedad , Sri Lanka
5.
Journal of Korean Medical Science ; : 753-755, 2004.
Artículo en Inglés | WPRIM | ID: wpr-123116

RESUMEN

The Lambert-Eaton myasthenic syndrome (LEMS) is typically recognized as a paraneoplastic syndrome associated with a small cell lung carcinoma (SCLC), whereas LEMS with other neuroendocrine lung tumors, including carcinoids or large cell lung carcinoma, are highly unusual. Here, we report a rare case of LEMS with atypical bronchopulmonary carcinoid tumor: A 65-yr-old man presented with progressive leg weakness and a diagnosis of LEMS was made by serial repetitive nerve stimulation test. Chest CT revealed a lung nodule with enlargement of paratracheal lymph nodes, and surgically resected lesion showed pathological features of atypical carcinoid tumor. We concluded that LEMS could be associated with rare pulmonary neuroendocrine tumor other than SCLC, which necessitates pathologic confirmation followed by aggressive treatment for optimal management in these rare cases.


Asunto(s)
Anciano , Humanos , Masculino , Tumor Carcinoide/complicaciones , Electromiografía , Síndrome Miasténico de Lambert-Eaton/complicaciones , Neoplasias Pulmonares/complicaciones
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