[Scientific ethics and frozen embryos].

abstract：:The aim of this article is to analyze the current situation of AIDS in Latin American countries. Specifically, to compare their situation with other geographic areas of the planet, the prevalence index per countries, distribution per sex and age and, finally, the main ways of transmission in each country. The most rec...

journal_title：Revista medica de Chile

authors： Buela-Casal G,Bermúdez MP,Sánchez AI,De los Santos-Roig M

更新日期：2001-08-01 00:00:00

abstract：BACKGROUND:p53/p21WAF1/CIP1 and mdm-2 proteins play an important role in cell cycle regulation. The study of the pathogenesis of gastric cancer is important to understand how these tumors progress during their natural history. AIM:To study the relationship between the immunohistochemical expression of p53/p21WAF1/CIP1...

journal_title：Revista medica de Chile

authors： Villaseca M,Araya JC,Roa I,Roa JC

更新日期：2000-02-01 00:00:00

abstract：BACKGROUND:Cardiac rehabilitation (CR) programs play an important role in the control and prevention of new cardiac events. AIM:A survey was performed to evaluate the current situation of CR programs in Chile. MATERIAL AND METHODS:A questionnaire evaluating the structure of rehabilitation centers, characteristics of ...

journal_title：Revista medica de Chile

authors： Santibáñez C,Pérez-Terzic C,López-Jiménez F,Cortés-Bergoderi M,Araya MV,Burdiat G

更新日期：2012-05-01 00:00:00

abstract：BACKGROUND:Most oral cancers are squamous cell carcinomas (90%) which are two to four times more common in men than in women. The reasons for these differences are associated with exposure to factors such as tobacco and alcohol. Age is also considered as a risk factor (about 90% of the cases are diagnosed after 45 year...

journal_title：Revista medica de Chile

authors： Riera P,Martínez B

更新日期：2005-05-01 00:00:00

abstract：:Doppler-duplex has been widely used to quantify blood flow. Nevertheless, its usefulness in assessing portal vein flow (PVF) has been questioned due to technical problems: vessel cross sectional area measurements, interobserver variability, and PVF changes related to physiological events. This study was aimed to measu...

journal_title：Revista medica de Chile

authors： Fernández M,Chesta J,Jirón MI,Mánquez P,Brahm J

更新日期：1991-05-01 00:00:00

abstract：:We report a 52 year old man with a pancreatic pseudocyst, that was admitted with severe abdominal pain, severe vomiting, fever and malaise. The clinical picture was considered secondary to a pseudocyst infection and the patient was operated, draining the infected cyst performing a necrosis surgery and pancreatojejunos...

journal_title：Revista medica de Chile

authors： Bosman C,Sanhueza M,Schnettler D,Rossi R,Whittle C,Valderrama R

更新日期：2001-01-01 00:00:00

abstract：:During 1987 and 1988 sexually transmitted diseases affected 87.2 per 100,000 inhabitants of the Viña del Mar-Quillota area. At all ages rates were 3.8 times higher in males compared to females. Gonorrhoea, syphilis and non gonorrheal urethritis accounted for most cases. In males, 82% of cases corresponded to gonorrhoe...

journal_title：Revista medica de Chile

authors： Fernández MS,López IM

更新日期：1991-10-01 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：:Recent studies strongly suggest that Helicobacter pylori might have a significant role in the pathogenesis and rate of recurrence of peptic duodenal ulcer. Various factors, such as the existence of ulcerogenic strains of the bacteria and susceptible subjects, might explain the fact that not more than 10% of the patien...

journal_title：Revista medica de Chile

authors： Accatino L

更新日期：1993-01-01 00:00:00

abstract：BACKGROUND:Squamous Cell Carcinoma (SCC) of the lip represents about 20% of all oral carcinomas. It is more common in men, peaking during their sixth and seventh decade, and is more prevalent in the lower lip. AIM:To determine the five years survival rate of Chilean patients with lip SCC. MATERIAL AND METHODS:The reg...

journal_title：Revista medica de Chile

authors： Cabello B T,Sazo B N,Salgado F A,Martínez R B

更新日期：2015-07-01 00:00:00

abstract：BACKGROUND:Type 1 diabetes mellitus (DM1) is a disease of increasing incidence among children. The time elapsed between the beginning of symptoms and the diagnosis of the disease is, in most cases, very extended. AIM:To report the clinical picture at onset and laboratory features of children with DM1. MATERIAL AND ME...

journal_title：Revista medica de Chile

authors： Hodgson B MI,Ossa A JC,Velasco F N,Urrejola N P,Arteaga L I A

更新日期：2006-12-01 00:00:00

abstract：:In this issue of the journal Lanas et al report an estimation of population attributable risk (PAR) for myocardial infarction (MI) derived from different risk factors in Chile. Cigarette smoking, dyslipidemia and hypertension accounted for 71% of total PAR. Mortality from MI has decreased in Chile, but epidemiologic s...

journal_title：Revista medica de Chile

authors： Chamorro S G

更新日期：2008-05-01 00:00:00

abstract：:IgG4 disease is a multi-systemic condition involving pancreas, salivary glands and lymph nodes. Less frequently, it causes interstitial nephritis and involves the lungs. We report a 58 years old male with a four years history of hemoptysis and renal dysfunction characterized by hematuria and proteinuria, responsive to...

journal_title：Revista medica de Chile

authors： Erlij D,Rivera Á,Maya JC,Cuellar C,Correa G,Michalland S,Méndez GP

更新日期：2017-01-01 00:00:00

abstract：:A 37-year-old female with systemic lupus erythematosus and chronic treatment with steroids developed spontaneous bilateral rupture of tendons of both quadriceps muscles below the patella. Surgical treatment was undertaken with good results. The histologic features and a review of the literature are included. ...

journal_title：Revista medica de Chile

authors： Segovia A,Román JC,Hinojosa M,Ruiz A,Guzmán L

更新日期：1990-09-01 00:00:00

abstract：BACKGROUND:Mental disorders may interfere, aggravate or mimic medical conditions. AIM:To study the prevalence of psychiatric disorders among patients hospitalized in a medical ward of a general hospital. PATIENTS AND METHODS:A structured interview for DSM-III, devised for "non patients", was applied to 203 men and 20...

journal_title：Revista medica de Chile

authors： Hernández G,Ibáñez C,Kimelman M,Orellana G,Montino O,Núñez C

更新日期：2001-11-01 00:00:00

abstract：:Due to the social and economical changes in the Chilean university and health systems in the last decades, the traditional financing model of the Faculty of Medicine and postgraduate training programs became obsolete. The progressive reduction of the fiscal budget has forced the search of alternate financing sources. ...

journal_title：Revista medica de Chile

authors： Rosselot EJ

更新日期：1995-09-01 00:00:00

abstract：:Sézary syndrome (SS) is an unusually aggressive T- cell lymphoma characterized by the triad of erythroderma, the presence of more than 1,000 Sézary cells in peripheral blood and lymphadenopathies. It is accompanied by generalized pruritus and poor quality of life. The management of SS depends on its stage, patient com...

journal_title：Revista medica de Chile

authors： Molgó M,Jaque A,Vial V,Ocqueteau M,Pereira J,Chang M,González S

更新日期：2015-11-01 00:00:00

abstract：:We report a 34-years-old male, with a history of hepatitis B and human immunodeficiency virus (HIV) infection that was admitted to the hospital with malaise, weight loss, frontal behavior and chest pain. Imaging studies showed two frontal cortical/subcortical nodules. A stereotactic cerebral biopsy showed reactive gli...

journal_title：Revista medica de Chile

authors： Schalper KA,Valbuena JR

更新日期：2011-02-01 00:00:00

abstract：BACKGROUND:In Chile, occupational illnesses are defined by the "Work-related accidents and occupational illnesses law". The institutions that administer that law have the legal obligation to determine the "occupational" or "common" origin of accidents and diseases. AIM:To compare symptoms and problems at work in a gro...

journal_title：Revista medica de Chile

authors： Trucco B M,Rebolledo M P

更新日期：2011-10-01 00:00:00

abstract：:The development of the subspecialties of internal medicine in the western world is reviewed from a historical perspective, focusing on the case of the United States of America. During the last decades, changes both in society and in medicine as a whole have prompted a great dispersion of medical practice styles, not a...

journal_title：Revista medica de Chile

authors： Rosselot E

更新日期：1996-04-01 00:00:00

abstract：:We report a family with three generations affected by an autosomal dominant centronuclear palsy. This gene is characterized by ptosis that begins in childhood and a slowly progressive weakness that starts in the second decade of life, involving face, neck and limbs. In this stage, muscle pan associated to exercise or ...

journal_title：Revista medica de Chile

authors： Cartier L,Hernández JE

更新日期：1996-02-01 00:00:00

abstract：:We followed 50 type II diabetic patients undergoing various types of surgical procedures. Control of blood sugar was evaluated as percent of tests within an acceptable limit defined as 160 mg/dl in the preoperative period, 80-240 mg/dl in the early postoperative period and 80-120 mg/dl thereafter. Adequate control was...

journal_title：Revista medica de Chile

authors： Morales H,Maiz A,Arteaga A

更新日期：1989-07-01 00:00:00

abstract：:Secondary acute myeloid leukemia is a very rare complication in patients with solid organ transplantation. We report a 62 years old female who received a right single lung allograft for idiopathic pulmonary fibrosis. Her immunosuppression scheme consisted in prednisone, azathioprine, and tacrolimus. Two years after th...

journal_title：Revista medica de Chile

authors： Peña C,Sepúlveda C,Melo J,Guerra C

更新日期：2015-02-01 00:00:00

abstract：BACKGROUND:Mortality caused by cardial gastric cancer in Chile, is increasing. Previously we demonstrated an association between Epstein Barr virus and this specific location of gastric cancer. AIM:To perform a clinical and molecular characterization of cardial gastric cancer associated to Epstein Barr virus. MATERIA...

journal_title：Revista medica de Chile

authors： Corvalán A,Akiba S,Valenzuela MT,Cumsille MA,Koriyama C,Argandoña J,Backhouse C,Bal M,Mena F,Palma M,Eizuru Y

更新日期：2005-07-01 00:00:00

abstract：BACKGROUND:Gastric mucosal pH may be a good indicator of splanchnic tissue oxygenation. AIM:To study the effects of abdominal surgical procedures on gastric mucosal pH. PATIENTS AND METHODS:Eighteen patients subjected to abdominal surgery were studied. All patients received general anesthesia and hemodynamic paramete...

journal_title：Revista medica de Chile

authors： Concha M,Añazco R,González A,Becker D,Gajardo A

更新日期：1996-08-01 00:00:00

abstract：:A serologic study for prevalence of Chagas infection was performed in Salamanca, Northern Chile. Indirect immunofluorescence and indirect hemagglutination reactions were used in samples from 1529 females and 698 males representing 10% of the population. A total of 499 positive results were obtained. The incidence of i...

journal_title：Revista medica de Chile

authors： Lorca M,Reyes V,Muñoz P,Tassara R,Canales M,Mercado R,Atías A

更新日期：1991-04-01 00:00:00

abstract：BACKGROUND:Syphilis continues to be a common sexually transmitted disease. AIM:To describe the epidemiologic features of patients with syphilis consulting in a Chilean sexually transmitted diseases clinic. MATERIAL AND METHODS:Review of medical records of patients with positive serology for syphilis, who attended a u...

journal_title：Revista medica de Chile

authors： Cavero Tardones A,Ramírez-Santana M

更新日期：2020-07-01 00:00:00

abstract：:Using mapping techniques, 32 consecutive gallbladder carcinomas diagnosed in our department were studied. The defined lesions were dysplasia, carcinoma in situ and superficial spreading carcinoma. A total of 2257 lesions were recorded from 1072 inclusions. All the defined lesions were present in about 10% of all secti...

journal_title：Revista medica de Chile

authors： Roa I,Araya JC,Wistuba I,Villaseca M,de Aretxabala X,Busel D,Burgos L

更新日期：1993-01-01 00:00:00

abstract：BACKGROUND:Glutathione peroxidase (GP) can be used as a marker of oxidative stress in infectious diseases. AIM:To evaluate the association between the levels of glutathione peroxidase (GP) and the manifestations and complications of dengue. PATIENTS AND METHODS:Between April 2003 and December 2004, 161 patients with ...

journal_title：Revista medica de Chile

authors： Rojas EM,Díaz-Quijano FA,Coronel-Ruiz C,Martínez-Vega RA,Rueda E,Villar-Centeno LA

更新日期：2007-06-01 00:00:00

abstract：:The content and bioavailability of iron contained in Chilean bread was studied in a random sample from 301 bakeries. A wet digestion procedure followed by a colorimetric method was used. Iron bioavailability was examined in 9 adult women using the extrinsic radioactive tag method. The iron content of bread was 2.4 +/-...

journal_title：Revista medica de Chile

authors： Peña G,Pizarro F,Hertrampf E

更新日期：1991-07-01 00:00:00