[Incidence of thyroid cancer in an oncological clinic of Santiago, Chile].

abstract：:Background Sleep duration may be a risk factor for cognitive impairment. Aim To investigate the association between sleep duration and cognitive function in Chilean older adults. Material and Methods We analyzed information from 1,384 participants aged > 60 years participating in the National Health Survey 2009-2010 w...

journal_title：Revista medica de Chile

authors： Nazar G,Leiva AM,Troncoso C,Martínez A,Petermann-Rocha F,Villagrán M,Mardones L,Martorell M,Labraña AM,Ulloa N,Díaz-Martínez X,Poblete-Valderrama F,Garrido-Méndez A,Celis-Morales C

更新日期：2019-11-01 00:00:00

abstract：:A consensus meeting held by the Chilean Endocrinological Society reached to 22 consensus proposals on the use of iodine-131 in hyperthyroidism and thyroid cancer, that are reported in this paper. Some of these propositions are: 1) Hyperthyroidism: A previous 131I uptake test must be performed. A calculated or an ablat...

journal_title：Revista medica de Chile

authors： Michaud P

更新日期：1998-07-01 00:00:00

abstract：:The functional differentiation of mammary epithelial cells requires specific hormones, growth factors and chemical signals of the cellular environment. These signals consist in cell communication with the extracellular matrix and cell-cell interactions which through an intrincated mechanism lead to the events that tri...

journal_title：Revista medica de Chile

authors： Cornejo R,Rocha H

更新日期：1996-04-01 00:00:00

abstract：BACKGROUND:Hepatocellular carcinoma is the most frequent primary tumor of the liver. It is associated to chronic liver diseases and has a high prevalence in some regions of Africa and Asia. AIM:To describe the clinical characteristics of patients with hepatocellular carcinoma, admitted to two hospitals of the IX regio...

journal_title：Revista medica de Chile

authors： Manterola C,Muñoz S,Araya JC,Calderón C,Barroso MS

更新日期：2000-08-01 00:00:00

abstract：BACKGROUND:Genetically programmed adult-type hypolactasia affects 56% of Chilean population. Ideally, diagnosis should be confirmed. AIM:To compare diagnostic yield of genetic test, hydrogen (H2) expiratory test and a validated symptomatic structured survey (SS). MATERIAL AND METHODS:Patients submitted to H2 test ans...

journal_title：Revista medica de Chile

authors： Rollán A,Vial C,Quesada S,Espinoza K,Hatton M,Puga A,Repetto G

更新日期：2012-09-01 00:00:00

abstract：:The magnitude of medical and non medical absenteeism among male workers performing rotative shifts in a high altitude mining company was studied. There was a general rate of absenteeism of 8.8 absent days per 100 labor days, which means that 31.8% of the total labor force was absent every month. Absenteeism due to med...

journal_title：Revista medica de Chile

authors： Cantuarias J,Cornejo E

更新日期：1993-07-01 00:00:00

abstract：BACKGROUND:Respiratory pathogens are becoming increasingly resistant to antimicrobials. A new group of drugs, called respiratory quinolones have been synthesized to overcome this problem. AIM:To study the in vitro susceptibility of respiratory pathogens to old and new antimicrobials. MATERIALS AND METHODS:Forty five ...

journal_title：Revista medica de Chile

authors： Prado V,Giangrieco M,Durán C,Ojeda A,van Flaskamp R

更新日期：2000-12-01 00:00:00

abstract：:We analyzed the infectious complications associated with the use of permanent central venous catheters (PVC) in pediatric and adult cancer patients. 62 patients used 74 PVC (54 external, 20 subcutaneous), which were in place for an average of 200 days with a total observation period of 14,876 days, 152 febrile episode...

journal_title：Revista medica de Chile

authors： Barriga F,Varas M,Capdeville MV,Sapunar F,Lira P,Grebe G

更新日期：1992-07-01 00:00:00

abstract：BACKGROUND:Psychological problems are a frequent cause of consultation in primary care outpatient clinics. AIM:To report the results for Santiago de Chile of the World Health Organisation multicentric collaborative study on Psychological Symptoms in General Health Care. PATIENTS AND METHODS:The results of 1453 patien...

journal_title：Revista medica de Chile

authors： Florenzano R,Acuña J,Fullerton C,Castro C

更新日期：1998-04-01 00:00:00

abstract：:We report the case of a 42 years old male, with a bipolar disorder and receiving lithium therapy, valproic acid and clonazepam. Due to an exacerbation of his underlying disease, he was admitted to a psychiatric clinic and received 50 mg of intramuscular chlorpromazine in two occasions. Afterwards, the patient had an a...

journal_title：Revista medica de Chile

authors： Giacamán P,Andresen M,Gareca N,Bitrán J,Dougnac A

更新日期：1997-02-01 00:00:00

abstract：:We analyzed 1529 diabetic patients seen between 1959 and 1982 at a teaching hospital in Concepción, Chile. 116 of them were insulin dependent diabetics. Gestational diabetes was excluded. The 10 year actuarial risk of acquiring tuberculosis was 24.2% for insulin-dependent diabetics and 4.8% for the rest (p less than 0...

journal_title：Revista medica de Chile

authors： Olmos P,Donoso J,Rojas N,Landeros P,Schurmann R,Retamal G,Meza M,Martinez C

更新日期：1989-09-01 00:00:00

abstract：BACKGROUND:Breast cancer will develop in one out of ten women during their lifetime. Early diagnosis has increased in recent years. AIM:To describe a population of women with breast cancer stage T1N0M0. To analyze radiation therapy toxicity and to evaluate treatment results. MATERIAL AND METHODS:Retrospective review ...

journal_title：Revista medica de Chile

authors： Sánchez C,Bustos M,Camus M,Alvarez M,Goñi I,León A,Besa de C P

更新日期：2007-04-01 00:00:00

abstract：:Chile made several legal, practical and educational changes to the organ donation and transplant system in recent years, to improve its results. However, studies evaluating these reforms and suggesting further corrections are still pending. Our aim is to assess the new regulations and their reception by both the popul...

journal_title：Revista medica de Chile

authors： Zúñiga-Fajuri A,Merino MDP,Urtubia M

更新日期：2018-06-01 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：:Gallbladder carcinoma is frequent in Chile. The aim of this study was to report the mutagenicity of whole human bile, using the Ames/Salmonella microsome assay with Salmonella typhimurium TA98. The bile of 19 patients, aged 23 to 64 years old, subjected to cholecystectomy was examined, and mutagen activity was found i...

journal_title：Revista medica de Chile

authors： Araya JC,Roa I,Mano H,Yamamoto M,Wistuba I,Villaseca MA,de Aretxabala X,Ohta T,Burgos L

更新日期：1993-11-01 00:00:00

abstract：:Microbiology starts in Chile at the end of the XIXth century as part of the effort to develop basic sciences at the University of Chile Medical School. Publications by Vicente Izquierdo on gonorrheae and Alejandro del Río on the organisms of dysenteriae were pioneer works in this area. The field was progressively deve...

journal_title：Revista medica de Chile

authors： Rodríguez M

更新日期：1992-04-01 00:00:00

abstract：:Splenic abscesses are infrequent and usually associated to sepsis and immunodepression. The diagnosis is commonly made in the necropsy. We report two cases of multiple splenic abscesses in type II diabetic patients that were diagnosed by ultrasound. Both patients were successfully managed with surgery (drainage of lef...

journal_title：Revista medica de Chile

authors： Gatica MA,Morales H,Harz C,Espinoza A

更新日期：1993-05-01 00:00:00

abstract：BACKGROUND:It is not clear if changes in serum lipid profile during menopause are related to changes in the distribution of fat or to insulin resistance. AIM:To look for an association between insulin resistance and changes in serum lipid levels in post menopausal women. PATIENTS AND METHODS:Cross-sectional study of ...

journal_title：Revista medica de Chile

authors： Zavalza AB,Grover FP,Mora JM,Centeno M,Anaya RP

更新日期：2007-05-01 00:00:00

abstract：:We analyze the effect of inspiratory muscle training (IMT) in patients with chronic obstructive pulmonary disease (COPD), with special emphasis on its effects on inspiratory muscle function and clinical outcomes. We reviewed only randomized, controlled studies that have either controlled both the load and the breathin...

journal_title：Revista medica de Chile

authors： Lisboa C,Borzone G,Cruz E

更新日期：1998-05-01 00:00:00

abstract：BACKGROUND:An atypical cervical smear may represent a wide variety of lesions, from banal diseases to invasive neoplastic lesions. AIM:To study the evolution of atypical cervical smears in a highly controlled women population. MATERIAL AND METHODS:A retrospective analysis of 117 women with atypical cervical smears, d...

journal_title：Revista medica de Chile

authors： Vilches K,Escalona A

更新日期：1998-03-01 00:00:00

abstract：BACKGROUND:The Chilean Ministry of Health developed a healthy lifestyles intervention directed to adults with overweight and cardiovascular risk factors, called "Program on Healthy Eating and Physical Activity" (PASAF). AIM:To evaluate the impact of PASAF on nutritional status and metabolic parameters. PATIENTS AND M...

journal_title：Revista medica de Chile

authors： Henríquez S,Barrera G,Hirsch S,de la Maza MP,Jara N,Leiva L,Bunot D

更新日期：2014-07-01 00:00:00

abstract：:The first and so far the only form of isolated growth hormone deficiency to accede to molecular genetic analysis is IGHD 1A, which has an autosomal recessive mode of inheritance. Several sizes of growth hormone gene deletions, ranging from 6.7 to 8.5 Kb are responsible for IGHD 1A. It has been reported that children w...

journal_title：Revista medica de Chile

authors： Aguirre E,Benítez R,Youlton R,Carvallo P

更新日期：1993-09-01 00:00:00

abstract：:ANCA (anti-neutrophil cytoplasmic antibodies) associated vasculitis or AAV are a group of diseases with predominant inflammation of small vessels and the presence of detectable ANCA in serum. Due to these common features, it is considered that AAV share pathogenic mechanisms. Consequently, a similar therapeutic approa...

journal_title：Revista medica de Chile

authors： Silva F,Cisternas M

更新日期：2013-06-01 00:00:00

abstract：:We report a 58-year-old female presenting with fever and vomiting. The initial laboratory examination disclosed two blood cultures that were positive for Streptococcus Pyogenes. An abdominal CAT scan showed a right basal pneumonia. The patient was treated with antimicrobials and discharged with oral cefadroxil for 21 ...

journal_title：Revista medica de Chile

authors： Ramírez C,Arab JP,Eymin G

更新日期：2010-07-01 00:00:00

abstract：BACKGROUND:Clients and providers of health care can have contrasting perceptions about the quality of service. Provider perceptions are mostly devoted to design and delivery of services while those of clients are focused in the attention received. AIM:To assess perceptions of health care providers and clients about cl...

journal_title：Revista medica de Chile

authors： Riveros J,Berné C,Múgica JM

更新日期：2010-05-01 00:00:00

abstract：:Sixty-three patients with severe acute pancreatitis have been studied. Pancreatitis was associated with biliary tract disease in 23 patients (36.5%) and with alcoholism in 21 (33.3%). It occurred post-operatively in 9, and was associated with other conditions in 10. We evaluated the Ranson prognostic signs (RPS) with ...

journal_title：Revista medica de Chile

authors： Martínez J,Zúñiga A,Guzmán S,Llanos O,Rahmer A,Troncoso P,Escobar M

更新日期：1991-06-01 00:00:00

abstract：BACKGROUND:Chromosome aberrations (CA) are the main etiology of multiple congenital malformations, recurrent abortions and intellectual disability (ID) specifically of moderate and severe degree. They account for 0.3 to 1% of newborns (NB) and 6 of 10,000 NB have chromosome imbalances with submicroscopic deletions or d...

journal_title：Revista medica de Chile

authors： Alliende MA,Curotto B,Guerra P,Santa María L,Hermosilla R,Orphanópoulos D,Villanueva J,Wettig E,Barraza X

更新日期：2011-03-01 00:00:00

abstract：BACKGROUND:The differential diagnosis of pancreatic cancer and focal forms of autoimmune pancreatitis is complicated since serological tests, IgG4 and CA 19-9 have a low sensibility and specificity. CT scan and magnetic resonance imaging provide clear differentiation in the majority, but not in all cases. Endosonograph...

journal_title：Revista medica de Chile

authors： Berger Z

更新日期：2014-04-01 00:00:00

abstract：BACKGROUND:Atrial fibrillation (AF) generates a hypercoagulable state with an increased thrombin generation and raised levels of thrombin-antithrombin complexes, which results in a high risk of stroke and thromboembolism. AIM:To evaluate the anticoagulant effect of rivaroxaban by anti-Xa factor activity and its correl...

journal_title：Revista medica de Chile

authors： Neira V,Corbalán R,Pereira J,Panes O,Garayar B,Aizman A,Llevaneras S,Villarroel L

更新日期：2016-09-01 00:00:00

abstract：BACKGROUND:KRAS oncogene is involved in colorectal carcinogenesis in 22 to 45% of cases. AIM:To determine the frequency, types and distribution of KRAS mutations in colorectal cancer. MATERIAL AND METHODS:KRAS mutations studies were carried out in primary tumors and metastases of colo-rectal cancer from 56 women aged...

journal_title：Revista medica de Chile

authors： Roa I,Sánchez T,Majlis A,Schalper K

更新日期：2013-09-01 00:00:00