[Characterization of paracetamol overdose: report of a poison information center in Chile].

abstract：BACKGROUND:The dose of oral anticoagulants (OAC) shows great variability among patients. Pharmacogenetic studies have shown that common variants in genes CYP2C9 (*2 and *3) and VKORC1 (-1639G>A) are associated with lower requirements of OAC. AIM:To study the association between average maintenance doses of oral antico...

journal_title：Revista medica de Chile

authors： Benavides F,Grossman N,Poggi H,Nieto E,Bertrán A,Araos D,Vásquez M,Ibarra I,Cáceres F,Espinoza K,Lagos M,Repetto M G

更新日期：2015-11-01 00:00:00

abstract：BACKGROUND:In patients with colorectal carcinoma, insertions or deletions of short sequences of DNA, a phenomenon called microsatellite instability, are observed. AIM:To look for microsatellite instability and mutations of MLH1 and MSH2 gene mutations in patients with colorectal carcinoma. MATERIAL AND METHODS:Ten pa...

journal_title：Revista medica de Chile

authors： Montenegro Y,Ramírez-Castro JL,Isaza LF,Bedoya G,Muñetón-Peña CM

更新日期：2006-10-01 00:00:00

abstract：:Thyroid disfunction in the aged is often misdiagnosed either due to scanty symptoms, masking by other ailments or because function tests can be altered by extrathyroid causes such as chronic diseases, drugs or undernutrition. We surveyed 93 patients from 60 to 104 years old (73 females) living in geriatric homes. Most...

journal_title：Revista medica de Chile

authors： Wainstein E,Castillo A,Pineda G

更新日期：1990-04-01 00:00:00

abstract：:In a double blind study, 20 patients who presented with acute episodes of asthma were randomized to treatment with nebulized salbutamol (5 mg) of subcutaneous salbutamol (0.5 mg). The clinical conditions were not significantly different before or after treatment in both groups. Significant bronchial dilation was obtai...

journal_title：Revista medica de Chile

authors： Quijada C,Galleguillos F

更新日期：1992-02-01 00:00:00

abstract：:The mortality of acute bacterial meningitis (BM) has remained stable in the last decades in spite of the use of new antibiotics, probably due to vascular complications. We report a 68-year-old woman with BM who had a malignant infarction of left middle cerebral artery territory 72 hours after admission to the hospital...

journal_title：Revista medica de Chile

authors： López MG,Mellado PT,Huete IL

更新日期：2004-10-01 00:00:00

abstract：:The september 1888 issue of the Journal contains an article by Luis Asta-Buruaga MD, "Ambulances in New York: a system to be instituted in Santiago. In addition to encouraging this project, the idea of establishing small hospitals in peripheral quarters of the city is discussed. Dr Asta-Buruaga was a graduate from Col...

journal_title：Revista medica de Chile

authors： Costa-Casaretto C

更新日期：1989-01-01 00:00:00

abstract：:This article deals with the history and evolution of student's scientific journals in Latin-America, their beginnings, how many still exist and which is their future projection. Relevant events show the growth of student's scientific journals in Latin-America and how are they working together to improve their quality....

journal_title：Revista medica de Chile

authors： Cabrera-Samith I,Oróstegui-Pinilla D,Angulo-Bazán Y,Mayta-Tristán P,Rodríguez-Morales AJ,en nombre del grupo de Editores de revistas sientíficas estudiantiles de Latinoamérica.

更新日期：2010-11-01 00:00:00

abstract：BACKGROUND:Cardiovascular diseases are the main causes of death in Chile and there is a high prevalence of cardiovascular risk factors in the population. AIM:To assess the prevalence of those risk factors in a group of employees. SUBJECTS AND METHODS:We studied 2,219 individuals, 1,378 males with a mean age of 46.2 +...

journal_title：Revista medica de Chile

authors： Lanas F,Del Solar J,Maldonado M,Guerrero MA,Espinoza F

更新日期：2003-02-01 00:00:00

abstract：BACKGROUND:Felodipine is a calcium channel inhibitor with high vascular selectivity. AIM:To study the effectiveness of felodipine in the treatment of essential hypertension in subjects older than 64 years old. PATIENTS AND OUTCOME:Fifty subjects were studied. After a washout period of four weeks, subjects received a ...

journal_title：Revista medica de Chile

authors： Fasce E,Peña L,Fasce M

更新日期：1996-07-01 00:00:00

abstract：:This article reports the results of 1080 ultrasonographic examinations of the liver in a clinic of the Ninth Region of Chile, using a SSD 620 Aloka equipment. In 61 examinations (5.6%) a focal liver lesion was found. Of these, 9 (14.7% of lesions) appeared as malignant (6 metastasis and 3 hepatomas) and 52 (85.3% of l...

journal_title：Revista medica de Chile

authors： Calderón C

更新日期：1994-03-01 00:00:00

abstract：:Delayed hypersensitivity skin test are widely accepted as in vivo measure of cellular immunity. Since genetic and environmental factors may affect these tests, each population must establish its own normal values. The aim of this work was to study delayed hypersensitivity in Chilean normal young adults. We studied the...

journal_title：Revista medica de Chile

authors： Jurlow E,Orvieto M,Guerrero J,Bezanilla CG,Cox P,Cartier E,Silva M

更新日期：1996-01-01 00:00:00

abstract：:A 68 years old male presented with right hypochondrium abdominal pain and jaundice with no other clinical finding. CAT Scan and Ultrasonography showed right lobe bile duct dilatation. Magnetic Resonance Cholangiopancreatography gave an outstanding vision of a restricted right lobe bile duct dilatation associated to ch...

journal_title：Revista medica de Chile

authors： Faría G,de Aretxabala X,Sierralta A,Flores P,Burgos L

更新日期：2001-12-01 00:00:00

abstract：BACKGROUND:Streptococcus agalactiae or group B streptococcus, GBS, is the leading cause of neonatal and maternal infections and an opportunistic pathogen in adults with underlying disease. In the last decade, a dramatic increase in the resistance of this microorganism to erythromycin and clindamycin has been observed. ...

journal_title：Revista medica de Chile

authors： Martínez MA,Ovalle A,Durán C,Reid I,Urriola G,Garay B,Cifuentes M

更新日期：2004-05-01 00:00:00

abstract：BACKGROUND:All winters, there is an increase in the number of pediatric consultations, associated to three factors: cold weather, air pollution and respiratory virus epidemics. AIM:To study the influence of these three factors in the demand for pediatric consultations between March and September, in an area of Metropo...

journal_title：Revista medica de Chile

authors： Avendaño LF,Céspedes A,Stecher X,Palomino MA

更新日期：1999-09-01 00:00:00

abstract：BACKGROUND:Despite non absorbable antibiotics and neomycin may have antagonistic effects on intestinal bacterial environment, both have synergistic effects in the treatment of hepatic encephalopathy. This could be due to their action on different enteric flora or a neomycin induced carbohydrate malabsorption. AIM:To i...

journal_title：Revista medica de Chile

authors： Chesta J,Antezana C

更新日期：1994-04-01 00:00:00

abstract：:Aspirin use is necessary after a coronary angioplasty. It should not be used in patients with a history of hypersensitivity. However, rapid desensitization protocols have been reported to allow its use in such patients. One of these protocols consists in the administration of progressive doses of aspirin, from 1 to 10...

journal_title：Revista medica de Chile

authors： Veas P N,Martínez G,Jalil M J,Martínez S A,Castro G P

更新日期：2013-02-01 00:00:00

abstract：:Hospitalization and death due to heart failure and cardiogenic shock is frequent and currently is increasing among the adult population. Although cardiac transplantation is the most effective treatment in patients with end-stage heart failure, its availability is limited. While waiting for transplantation, some patien...

journal_title：Revista medica de Chile

authors： Castro P,Baraona F,Baeza C,Mc-Nab P,Berlin A,Zalaquett R,Morán S,Becker P,Irarrázabal M,Garayar B,Carvajal M,Cisternas S

更新日期：2006-08-01 00:00:00

abstract：:One thousand women hospitalized at a maternity were surveyed after their delivery or abortion about their first sexual intercourse and pregnancy. Mean age at the first sexual intercourse was 18.7 years and only 9.2% used a contraceptive method in spite that 20% were not willing to become pregnant. The mean age of sexu...

journal_title：Revista medica de Chile

authors： Henríquez R,Vargas NA

更新日期：1995-07-01 00:00:00

abstract：BACKGROUND:Aortic valve stenosis is the most prevalent valvulopathy in the elderly, but it is frequently undertreated. AIM:To assess early and long term results of valve replacement with bioprostheses in patients 70 years old or older with aortic stenosis. PATIENTS AND METHODS:A review of the database of the Cardiova...

journal_title：Revista medica de Chile

authors： Zalaquett R,Olivares G,Mejía R,Quezada F,Padilla O,Becker P,Irarrázaval M,Morán S,Muñoz C,González R

更新日期：2011-02-01 00:00:00

abstract：:Kidney graft loss because arterial thrombosis is not common and is related to risk factors such as recurrent vascular hemodialysis access thrombosis, collagen-vascular disease, repeated miscarriage, diabetes mellitus and thrombophilia. Patients having this last disorder have an increased risk of repeated thrombosis in...

journal_title：Revista medica de Chile

authors： Vega S J,Goecke S H,Vásquez G A,Peña M A

更新日期：2007-01-01 00:00:00

abstract：:We surveyed 605 households selected by conglomerate random sampling in a typical Chilean city in order to study patterns of utilization of medicinal agents. The critical item investigated drug use in the week preceding the interview. The 95% confidence limits for drug utilization were 24.1 and 26.8% and for medicinal ...

journal_title：Revista medica de Chile

authors： Danhier A,Brieva J,Villegas G,Yates T,Pérez H,Boggiano G

更新日期：1991-03-01 00:00:00

abstract：:ECMO (Extracorporeal Membrane Oxygenation) is an extracorporeal life support system in catastrophic lung failure, shock and cardiopulmonary resuscitation, in different age groups, with multiple physiologic features. When the candidate to be submitted is too unstable to be transported to a hospital with ECMO, cannulati...

journal_title：Revista medica de Chile

authors： Díaz R,Antonini MV,Orrego R,Abrams D

更新日期：2020-03-01 00:00:00

abstract：BACKGROUND:Practice is essential in clinical training and can be carried out with simulations. The medical school of the University of Chile performs Objective Structured Clinical Examinations (OSCE) using standardized simulated patients for interns. AIM:To report the experience with OSCE in an environment with a high...

journal_title：Revista medica de Chile

authors： Bozzo Navarrete S,Arancibia Salvo C,Contreras Reyes D,Pérez González L

更新日期：2020-06-01 00:00:00

abstract：BACKGROUND:New vaccination strategies are needed to control the increasing problem of pertussis in teenagers and adults. AIM:To determine the immunogenicity and reactogenicity of a diphtheria-tetanus-acellular pertussis (dTpa) vaccine with reduced antigen content. MATERIAL AND METHODS:A single dose of the dTpa vaccin...

journal_title：Revista medica de Chile

authors： Abarca K,Valdivieso F,Potin M,Ibáñez I,Vial P

更新日期：2002-05-01 00:00:00

abstract：BACKGROUND:Down syndrome (DS) is associated with higher child mortality especially due to cardiac malformations. AIM:To describe the trend in Chilean infant mortality in DS in the period 1997-2013 as compared to the general population without DS. MATERIAL AND METHODS:Raw data on infant deaths were extracted from the ...

journal_title：Revista medica de Chile

authors： Donoso E,Vera C

更新日期：2016-11-01 00:00:00

abstract：BACKGROUND:The detection of cognitive changes (CC) and psychiatric disorders in relapsing remitting multiple sclerosis (MS-RR) contributes to patient clinical monitoring. AIM:To assess the frequency and characteristics of CC and psychiatric disorders in Chilean patients with MS-RR, before starting immunomodulatory tre...

journal_title：Revista medica de Chile

authors： Nogales-Gaete J,Aracena R,Díaz V,Zitko P,Eloiza C,Cepeda-Zumaeta S,Agurto P,González C

更新日期：2012-11-01 00:00:00

abstract：BACKGROUND:In large series, nearly 60% of admissions for suspected acute coronary syndrome (ACS) had a non-coronary etiology of the pain. However, short term mortality of non recognized ACS patients, mistakenly discharged from the emergency room is at least twice greater than the expected if they would had been admitte...

journal_title：Revista medica de Chile

authors： Castro P,Corbalán R,Isa R,Gabrielli L,Pérez O,Chamorro G,Garayar B,Baeza R,Vergara I,Godoy I,Acevedo M,Fajuri A,Fernández M,Mardones JM,Bittner A,Rodríguez JA

更新日期：2007-07-01 00:00:00

abstract：BACKGROUND:An immunological damage of beta cells in the islets of Langerhans, plays a role in the pathogenesis of type 1 diabetes. Recently, the identification of individuals in pre clinical phase and with high risk of developing type 1 diabetes, has become possible by means of the detection of immune markers such as i...

journal_title：Revista medica de Chile

authors： Maiz A,Manrique M,Hodgson MI,Díaz de Valdés M,Acosta AM,Andrade L,Olmos P

更新日期：1999-05-01 00:00:00

abstract：:Since the first successful pregnancy from a frozen human oocyte was reported, remarkable technological progress has been made in the area of cryopreservation of human oocytes. We report a successful delivery of two healthy babies after transfer of vitrified-warmed embryos derived from intracytoplasmic sperm injection ...

journal_title：Revista medica de Chile

authors： Zhang Z,Zhu J,Zhang H,Xi Q,Geng D,Deng S,Liu R

更新日期：2017-03-01 00:00:00

abstract：BACKGROUND:High calorie foods, especially high in sugar and sodium may have an addictive potential. Experimental rats are able to develop symptoms and neurochemical changes, comparable to those observed in drug abuse, when they are exposed intermittently to sucrose. AIM:To evaluate the association between nutritional ...

journal_title：Revista medica de Chile

authors： Obregón A,Fuentes J,Pettinelli P

更新日期：2015-05-01 00:00:00