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Dive into the research topics where Medina La is active.

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Featured researches published by Medina La.


Gastroenterología y Hepatología | 2007

Hepatitis tóxica por imatinib: descripción de dos casos y revisión de la literatura médica

Francisco Fuster; Medina La; Rolando Vallansot; Miquel Granell; Miquel Bruguera

Imatinib is currently the treatment of choice in chronic myeloid leukemia. The use of this drug is safe, although some cases of imatinib-induced toxic hepatitis have been reported. We present 2 patients treated with this drug who developed acute anicteric hepatitis months after starting treatment. We also review 20 reports of individual cases to characterize imatinib-induced hepatitis. Imatinib-induced hepatitis has a variable latency period, frequently of several months. Half of the patients develop anicteric hepatitis and the clinical course is generally benign. A distinguishing feature of this entity is a transitory increase in transaminase levels in patients diagnosed with hepatitis in the weeks after treatment withdrawal. Resumption of imatinib use provokes hepatitis recurrence, which can be avoided by simultaneous prednisone administration.


Gastrointestinal Endoscopy | 1972

Duodeno-gastric reflux: An endoscopic study

Hugo Aste; Lucchini A; Samuel Avendaño; Medina La; Lila Aguilar

In a systematic endoscopic study, duodenogastric reflux was observed in one-fifth of subjects with no digestive disease. But reflux occurred with more than twice that frequency in patients with duodenal and gastric ulcers, achlorhydria, and alcoholic cirrhosis.


Gastroenterologia Japonica | 1973

Follow-up studies of 36 patients with atrophic gastritis

Hugo Aste; Samuel Avandano; Medina La; Jaime Duclos

SummaryThe clinical, endoscopical and histological follow-up of 36 patients with atrophic gastritis is presented. The observatoin period ranged from 3 to 10 years (average 5.6 years).No cases of gastric carcinoma were shown, clinically or gastroscopically. Localized gastric lesions were detected in 7 cases (3 single gastric polyps, 3 cases of xantelasma and 1 case of asymptomatic prepyloric peptic ulcer). The state of the gastric mucosa remained essentially unchanged in the 75% of the rebiopsied patients.


Revista Medica De Chile | 1982

Motilidad y vaciamiento gastrico

Medina La


Acta gastroenterol. latinoam | 1986

Laparoscopia y biópsia hepática en el diagnóstico de cirrosis hepática

Lucchini A; Medina La; S Ortiz; L Aguilar


Revista Medica De Chile | 1984

Ranitidina y cimetidina en dos dosis diarias, en el tratamiento a corto plazo de la ulcera duodenal

Medina La; A Palacios; Francisco Fuster; Avendaño S


Revista Medica De Chile | 1978

[Peritoneoscopy: an experience with 1,100 procedures (author's transl)].

Lucchini A; Medina La; Ortíz S; Aguilar L


Gastroenterol. latinoam | 1999

Registro de incidencia de hepatitis crónica: Asociación Chilena de Hepatología: período 1994-1996

María de los Angeles Gatica; Hugo Silva; Javier Brahm; Nataniel Cornejo; Francisco Fuster; Juan Carlos Glasinovic; Celso González; Luis Gil; Edna Hernández; María Isabel Jirón; Latorre R; Jorge Maira; Juan F Miquel; Ruy Moya; Marcela Miranda; Ana María Madrid; Medina La; María I Rodríguez; Cristián Pimentel; Marisol Sirhan; Juan Ramón Soto; Velasco M; María T Vergara; Juan C Weitz; Rodrigo Zapata


Revista Medica De Chile | 1986

[Comparative study of ranitidine in a single daily dose and in 2 doses in the short-term treatment of duodenal ulcers].

Medina La; Antonio Rollan; Lucchini A; Avendaño S; Francisco Fuster; Caro A


Revista Medica De Chile | 1986

Functional dyspepsia associated with changes of antral motility and delay of solid gastric emptying

Medina La; Bitrán E; P. Gonzalez

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Francisco Fuster

Hospital Naval Almirante Nef

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Hugo Aste

Valparaiso University

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