[Work absenteeism in a mining company: trends in 1985-1988].

abstract：BACKGROUND:The most common type of oral cancer is squamous cell carcinoma, which accounts for approximately 90% of all oral malignancies. Therefore the oral cancer problem primarily concerns the diagnosis, biology and management of squamous cell carcinoma (SCC). However, there are red and white lesions, that are consid...

journal_title：Revista medica de Chile

authors： Ochsenius G,Ormeño A,Godoy L,Rojas R

更新日期：2003-01-01 00:00:00

abstract：:Protective immunity against rotavirus infection is directed against antigenic epitopes on the outer capsid proteins VP7 and VP4. The aim of this study was to characterize the VP7 and VP4 antigenic types circulating in different hospital areas of Santiago, Chile, over different time periods. Between April 1993 and Apri...

journal_title：Revista medica de Chile

authors： O'Ryan M,Mamani N,Avendaño LF,Cohen J,Peña A,Villarroel J,Chávez A,Prado V,Valdivieso F,Kaltwasser G

更新日期：1995-05-01 00:00:00

abstract：BACKGROUND:Pharmacological treatment improves survival in patients with heart failure with reduced ejection fraction. The use of sacubutril/valsartan and ivabradine has been recently approved and incorporated in the latest guidelines. AIM:To identify candidates eligible for these therapies among patients treated in a ...

journal_title：Revista medica de Chile

authors： Rossel V,Duarte M,Muñoz P,Bravo C,Bobadilla G,Verdugo F,Guardamagna C

更新日期：2019-03-01 00:00:00

abstract：BACKGROUND:Laparoscopic esophagomyotomy is becoming a good alternative to pneumatic dilatation, injection of botulinic toxin or classical surgery in the treatment of achalasia. AIM:To report the results of laparoscopic esophagomyotomy in patients with achalasia. PATIENTS AND METHODS:Nineteen patients with achalasia, ...

journal_title：Revista medica de Chile

authors： Csendes A,Burdiles P,Korn O,Braghetto I,Díaz JC,Henríquez A

更新日期：2001-10-01 00:00:00

abstract：:We report a 57 year-old woman with a big partially cystic adrenal pheochromocytoma presenting with high fever and abdominal pain. Based on CT scan images and before knowing urinary catecholamines level, the diagnosis of sepsis secondary to an abscessed adrenal macrotumor was done. A diagnostic percutaneous fine-needle...

journal_title：Revista medica de Chile

authors： Lam J,Henríquez R,Rojas O,Marina V

更新日期：2007-04-01 00:00:00

abstract：:Background Patients discharged from general hospitals with a potentially disabling condition can benefit in their recovery with the aid of physical medicine and rehabilitation services. Aim To determine the proportion of patients discharged from a general hospital with a potentially disabling condition, who were deriv...

journal_title：Revista medica de Chile

authors： Hofmann U N,Paolinelli G C,Castro L A

更新日期：2017-12-01 00:00:00

abstract：:The familial association of epilepsy and cleft lip with or without cleft palate (CL (P)) is analyzed assuming both entities share common genetic predisposing factors. The genealogical data stemming from 169 CL (P) probands and 168 epileptic probands yielded information on the prevalence rates of cleft and epileptic re...

journal_title：Revista medica de Chile

authors： Blanco R,Cifuentes L,Miranda M,Rameau MX,Muñoz MA,Jara L

更新日期：1992-09-01 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：BACKGROUND:Maps have played a critical role in public health since 1855, when John Snow associated a cholera outbreak with contaminated water source in London. After cardiovascular diseases, cancer is the second leading cause of death in Chile. Cancer was responsible for 22.7% of all deaths in 1997-2004 period. AIM:To...

journal_title：Revista medica de Chile

authors： Icaza N MG,Núñez F ML,Torres A FJ,Díaz S NL,Várela G DE

更新日期：2007-11-01 00:00:00

abstract：:A 51 year old man with acquired immune deficiency syndrome for 2 years developed a chronic leukemia/T cell lymphoma. Anti HTLV-1 antibodies were confirmed by Western Blot. In the last months he developed hypercalcemia and leukocytosis of 130,000. Necropsy confirmed the diagnosis of Leukemia/T cell lymphoma without cut...

journal_title：Revista medica de Chile

authors： Martínez V,Franco C,Sazunic I,Puga M,Bronfman L,Rodríguez C

更新日期：1990-06-01 00:00:00

abstract：:Ultrasound is a sensible and specific method for the diagnosis, study of natural course and follow up of medical treatment of gallstones. Thus it is important to specify the concordance between echographic and pathological findings of the gallbladder. Ninety one patients were subjected to an ultrasound gallbladder exa...

journal_title：Revista medica de Chile

authors： Covarrubias C,Merino G,Cruz F,Pablo del Rio P,Vallespir A,Duarte I,Morales B,Valdivieso V

更新日期：1992-11-01 00:00:00

abstract：BACKGROUND:An appropriate measurement of physical activity (PA) in children is useful, since inactivity is associated to obesity, cardiovascular and metabolic risk. AIM:To assess the reliability of the INTA questionnaire of PA, to compare the derived PA score with accelerometry and to assess its ability to identify ex...

journal_title：Revista medica de Chile

authors： Godard M C,Rodríguez N Mdel P,Díaz N,Lera M L,Salazar R G,Burrows A R

更新日期：2008-09-01 00:00:00

abstract：BACKGROUND:Endobronchial ultrasound-guided trans-bronchial needle aspiration (EBUS-TBNA) is a minimally invasive procedure with a high diagnostic yield for lesions adjacent to the central airway. AIM:To describe the diagnostic yield of EBUS-TBNA for lesions suspicious of Non-Small Cell Lung Cancer (NSCLC). MATERIAL A...

journal_title：Revista medica de Chile

authors： Fernández-Bussy S,Labarca G,Caviedes I,Folch E,Majid A

更新日期：2016-03-01 00:00:00

abstract：BACKGROUND:Formative evaluation is a range of formal assessment employed by professors during the teaching process in order to modify curriculum activities, to improve student attainment. For students, it is helpful to evaluate their learning process. Although recommended, it is seldom used. AIM:To evaluate the percep...

journal_title：Revista medica de Chile

authors： Labarca J,Figueroa C,Huidobro B,Wright AC,Riquelme A,Moreno R

更新日期：2014-09-01 00:00:00

abstract：BACKGROUND:Demands on primary health care services in Chile are increasing. The staff perception of specific sources of tension at work is not known. This knowledge is necessary to avoid preventable health problems caused by distress. AIM:To identify specific work stressors in primary health care facilities and to exa...

journal_title：Revista medica de Chile

authors： Guic S E,Mora O P,Rey C R,Robles G A

更新日期：2006-04-01 00:00:00

abstract：AIM:To measure the impact of day care attendance on lower respiratory tract infections in children under two years old in two urban settings with different degrees of air pollution. SUBJECTS AND METHODS:A 26 week follow up, during fall and winter of 1991 and 1992, was performed to 98 children (48 attending day care an...

journal_title：Revista medica de Chile

authors： Vargas Catalán NA,Díaz Amor P,Zuleta Quiroz A,López Bravo IM,Venegas Silva V

更新日期：1994-07-01 00:00:00

abstract：BACKGROUND:There is a correlation between aging and the decrease of plasma levels of vitamin B-12. AIM:To determine the prevalence of vitamin B-12 and folate deficiency and its hematological impact among older adults (AM). MATERIAL AND METHODS:Cross-sectional study, in 1028 subjects aged 65 to 87years, living in comm...

journal_title：Revista medica de Chile

authors： Sánchez H,Albala C,Herlramp F E,Verdugo R,Lavados M,Castillo JL,Lera L,Uauy R

更新日期：2010-01-01 00:00:00

abstract：:Beta 2 microglobulin is a low molecular weight protein integrating the light chain HLA antigens. Its serum concentration is increased in different neoplasias and in renal failure. Using solid phase RIA we determined the concentration of beta 2 microglobulin in plasma and spinal fluid of 57 healthy individuals and pati...

journal_title：Revista medica de Chile

authors： Rodríguez MA,Lira P,Foradori A,Grebe G

更新日期：1989-06-01 00:00:00

abstract：:Nucleolar organizer regions may be observed by colloidal silver stains. A considerable increase in the number of regions may be observed in tumors and other pathologic processes as an index of cellular proliferation. Among 20 studies in patients with gastric carcinoma we found a significantly greater number of nucleol...

journal_title：Revista medica de Chile

authors： Roa I,Araya JC,de Aretxabala X,Mauriz A,Cea M

更新日期：1989-08-01 00:00:00

abstract：:We studied plasma lipoproteins in 2 groups of 50 women each, one with a high (A) and the other low socio-economic status (B). Age, caloric intake, energy output and weight for height relation were comparable in both groups. A significant difference was found in plasma levels of triglycerides (A = 138.9 vs B = 104.8 mg...

journal_title：Revista medica de Chile

authors： Albalá C,Villarroel P,Olivares S,Truffello I,Vio Del F,Andrade M

更新日期：1989-01-01 00:00:00

abstract：BACKGROUND:Toxic epidemial necrolysis (TEN) is an acute adverse drug reaction, that has an unpredictableprogression and a 30% mortality. The incidence of TEN in the general population is approximately 0.4 to 1.2 cases/million/year. It is characterized pathologically by keratinocyte apoptosis which leads to epidemial de...

journal_title：Revista medica de Chile

authors： Molgó M,Carreño N,Hoyos-Bachiloglu R,Andresen M,González S

更新日期：2009-03-01 00:00:00

abstract：:Melkersson-Rosenthal syndrome is characterized by facial or lip edema, peripheral facial palsy and scrotal tongue. We report three patients with the syndrome. A 17 years old male had malar and superior lip enlargement that coincided with a peripheral facial palsy. A 40 years old male with recurrent facial palsy presen...

journal_title：Revista medica de Chile

authors： Donoso A,Esguep A

更新日期：1995-12-01 00:00:00

abstract：:Antibacterial potency of cephalosporins depends on inhibition (acylation) of one or more penicillin-binding proteins (PBP). Recently, reduced affinity of PBP for cephalosporins and other B-lactam agents has been found in some cases. Mechanism for these changes in affinity are analyzed in this review. ...

journal_title：Revista medica de Chile

authors： Garrido J,López F

更新日期：1989-09-01 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：BACKGROUND:The absence of lymph node involvement (N0) in gastric cancer is associated with a better survival. However some N0 gastric tumors still have a bad prognosis. AIM:To study demographic and morphological variables associated with prognosis in N0 gastric carcinoma. MATERIAL AND METHODS:Review of pathological r...

journal_title：Revista medica de Chile

authors： Tapia O,Villaseca M,Bellolio E,Araya JC,Roa JC

更新日期：2011-04-01 00:00:00

abstract：BACKGROUND:Patients on chronic hemodialysis have a lower immune response to vaccination against hepatitis B virus (HBV) than the general population. AIM:To identify factors that may interfere with immunization against hepatitis B virus (HBV) in Brazilian hemodialysis patients and analyze the evolution of the level of ...

journal_title：Revista medica de Chile

authors： Pereira ZT,Mendoza-Sassi RA

更新日期：2012-07-01 00:00:00

abstract：:Persistent left superior vena cava is the most common venous congenital malformation and is usually asymptomatic. Its presence could increase the difficulty for transvenous lead implantation. We report a 71-year-old woman with an idiopathic dilated cardiomyopathy, atrial fibrillation and heart failure that required bi...

journal_title：Revista medica de Chile

authors： Vergara SI,Frangini SP,Barrero VR

更新日期：2012-01-01 00:00:00

abstract：:Accreditation has acquired special relevance for the habilitation of professional practice, considering the proliferation of teaching institutions, the variety of training programs and the increasing amount of professionals requiring accreditation or revalidation of their titles. The internationalization of profession...

journal_title：Revista medica de Chile

authors： Rosselot E,Mateluna E,Estévez A,Radrigán ME

更新日期：1998-06-01 00:00:00

abstract：:Professor Raúl B. Etcheverry, M.D., was a founder of Chilean Hematology back in the 1940's and a practicing physician and teacher until an advanced age. Being a superb clinician, he was admired by his ability to unveil from the most common to the most difficult diagnosis of blood disorders and neoplasms by examining b...

journal_title：Revista medica de Chile

authors： Reyes B H

更新日期：2014-03-01 00:00:00

abstract：BACKGROUND:Vildagliptin is a dipeptidyl peptidase IV inhibitor (DPP4i). Its efficacy and safety of DPP4i in Chilean real life type 2 diabetic (T2D) patients is not well known. AIM:To assess the safety profile and effectiveness of 12 weeks of treatment with Vildagliptin for glycemic control in T2D Chilean patients with...

journal_title：Revista medica de Chile

authors： Godoy J G,Gutiérrez V,Montecinos M,Yenes A

更新日期：2015-01-01 00:00:00