abstract：:Cardiovascular diseases (CVD) remain the major cause of death in postmenopausal women. Before menopause, women are relatively protected from ischemic heart disease and thromboembolism by their circulating estrogens, but this protection is lost after menopause. Following menopause, adverse lipid changes occur and the l...

journal_title：Gaceta medica de Mexico

authors： Zárate A,Basurto L,Hernández M

更新日期：2003-11-01 00:00:00

abstract：:Mesenteric cyst is a tumor of multiple origins that surely are found more frequently than the literature report, at any rate, this tumor is uncommon. Because of absence of characteristic clinical findings, diagnosis cumbersome, until these cysts are of such a size that palpation becomes possible or when they cause com...

journal_title：Gaceta medica de Mexico

authors： Guzmán-Valdivia Gómez G,Alonso-Avilés V

更新日期：2003-09-01 00:00:00

abstract：ANTECEDENTS:Hyperhomocysteinemia has recently been recognized as contributing directly or associatively to the arteriosclerotic process in cerebral infarction. OBJECTIVE:To determine plasmatic homocysteine levels in with patients with acute cerebral infarction and to seek an association between clinical sub-types of c...

journal_title：Gaceta medica de Mexico

authors： Millán-Guerrero RO,Vázquez C,Isais-Aguilar L,Trujillo-Hernández B

更新日期：2003-07-01 00:00:00

abstract：:We present the case of an 18-year-old male patient with diagnosis of Wolff Parkinson-White syndrome due to a left free wall accessory pathway. We performed an electrophysiology study and transseptal punction guided by transesophageal echocardiogram to via access to the left atrium. We performed successful radiofrequen...

journal_title：Gaceta medica de Mexico

authors： Rodríguez-Chávez LL,Guevara-Valdivia ME,Mendoza-González C,Colin-Lizalde L,Iturralde P,Márquez MF,Ban-Hayashi E

更新日期：2003-07-01 00:00:00

abstract：:Histoplasmosis is usually a lung infection due to Histoplasma capsulatum var Capsulatum. Skin lesions are present in 10 to 17% of cases and it appears to have higher prevalence in Mexico. We report on three cases, all males with AIDS, of 26, 33 and 44 years of age. They presented fever, lymphadenopathy and weight loss...

journal_title：Gaceta medica de Mexico

authors： Reyes M,Arenas LR,Pichardo P,Vick R,Torres A,Zacarías R

更新日期：2003-05-01 00:00:00

abstract：:The impact of air pollution on human health is a complicated problem. In this review, we describe the main health effects of exposure to ozone, carbon monoxide, sulfur dioxide, nitrogen dioxide, lead and particulate matter. Geographical characteristics of the metropolitan area of Mexico City that favor pollutant persi...

journal_title：Gaceta medica de Mexico

authors： Vallejo M,Jáuregui-Renaud K,Hermosillo AG,Márquez MF,Cárdenas M

更新日期：2003-01-01 00:00:00

abstract：OBJECTIVE:To review the literature on beta-cell neogenesis and regeneration, with special interest in substances that regulate such processes. DESIGN:Representative papers were selected through a computer MEDLINE search from 1990 to 2000. RESULTS:Several studies showed that once islets of Langerhans developed from sm...

journal_title：Gaceta medica de Mexico

authors： de Haro-Hernández R,Méndez JD

更新日期：2002-11-01 00:00:00

abstract：:Chronic meningitis is a frequent disease; it constitutes a real diagnostic challenge because of different etiologic possibilities, the most important being infectious, chemical, inflammatory, tumoral, autoimmune and of unknown origin. Chronic meningitis, as a rule, needs the use of a wide and expensive battery of stud...

journal_title：Gaceta medica de Mexico

authors： Rogel-Ortiz FJ,Velásquez-Méndez AA,Vázquez-Martínez LL

更新日期：2002-09-01 00:00:00

abstract：:Undoubtedly, cesarean section is one of the most important surgical procedures for solving obstetrical problems. However, the steady increase in its use might be reflecting a non-medically justified utilization. This work reviews the main complications associated to cesarean section and their effect on the health of m...

journal_title：Gaceta medica de Mexico

authors： Cárdenas R

更新日期：2002-07-01 00:00:00

abstract：:We describe 7 years of experience in terminal cancer care provided by a multi-professional palliative care team. A total of 995 persons requested our services during this period. We included 649 patients for whom we had sufficient information for this study. Average age was 58 years; 60.2% patients were female, wherea...

journal_title：Gaceta medica de Mexico

authors： Montejo-Rosas G,Galaviz-Muro A,Espinoza-Rodríguez LN,Cortéz-Gutiérrez L

更新日期：2002-05-01 00:00:00

abstract：:Vestibular afferent neurons have been classified on the basis of their spontaneous activity as regular and irregular; this has been attributed to their synaptic input, but it remains to be defined the participation of some intrinsical properties of the afferent neurons in the determination of their discharge pattern. ...

journal_title：Gaceta medica de Mexico

authors： Soto E,Limón A,Ortega A,Vega R

更新日期：2002-01-01 00:00:00

abstract：:Clostridium difficile is an anaerobic species consisting of bacilli with large, oval, subterminal spores, normally found in intestines. It uses two toxins, which produce cytopathic changes in the intestinal mucosae, causing diarrhea. Patients can present a spectrum of disease that varies from uncomplicated antibioti...

journal_title：Gaceta medica de Mexico

authors： Portillo-López MI,Castellanos-Urdaibay MA,Cortés-Nava E,Chiprut R

更新日期：2002-01-01 00:00:00

abstract：UNLABELLED:Pemphigus are a group of bullous skin disorders histologically characterized by intraepidermal acantholytic and circulating antibodies blisters due to directed against the cellular surface of keratinocytes. In Mexican patients with pemphigus, HLA antigens have not been studied as they have been for other pop...

journal_title：Gaceta medica de Mexico

authors： Vega-Memije ME,Sáez de Ocariz-Gutiérrez MM,Cortés-Franco R,Domínguez-Soto L,Granados-Arriola J

更新日期：2001-11-01 00:00:00

abstract：OBJECTIVE:To identify whether tessellated fundus unrelated to myopia modifies the rate of diabetic patients with retinopathy. METHOD:Diabetic patients evaluated ophthalmoscopically for the first time from September 1998 to December 1999 were retrospectively reviewed, and the presence of diabetic retinopathy was compar...

journal_title：Gaceta medica de Mexico

authors： Lima-Gómez V,Rojas-Dosal JA,León-Rivera N

更新日期：2001-09-01 00:00:00

abstract：:Quantification of CD4+ T lymphocytes and viral RNA in patients with HIV/AIDS. Levels of progression markers (viral load and CD4+ T lymphocytes) in 410 patients with HIV/AIDS that were in different clinical stages of the disease and under different therapeutic schemes were quantified. The objective was to determine the...

journal_title：Gaceta medica de Mexico

authors： Romero-Valdovinos M,Vázquez-Campuzano R,Hirota C,Torres M,González F,Correa D,Flisser A

更新日期：2001-09-01 00:00:00

abstract：:Thyroid follicular carcinoma is able to produce metastatic lesions before the vanishing of the primary lesion. We present a case of a woman with a lytic, solitary, asymptomatic parietal bone lesion of 2 years of evolution. Autopsy revealed a thyroid gland with two small cystic areas and renal metastasis. Thyroid carci...

journal_title：Gaceta medica de Mexico

authors： Calderón-Garcidueñas AL,González-Schaffinni MA,Farías-García R,Rey-Laborde R

更新日期：2001-07-01 00:00:00

abstract：OBJECTIVE:Identify risk factors associated with failures in myringoplasty. MATERIAL AND METHODS:290 cases were reviewed in the period of july 1997 to march 1999. An analysis of cases and controls was performed. RESULTS:The 290 myringoplasties were analyzed. The minimum period of follow-up was: 6 months. The estimated...

journal_title：Gaceta medica de Mexico

authors： Kageyama-Escobar AM,Rivera-Moreno MA,Rivera-Méndez A

更新日期：2001-05-01 00:00:00

abstract：:Systemic inflammatory response syndrome is secondary to several insults whose purpose is to limit and reverse the injury. The outcome and intensity of the inflammatory response is determined by injury extension and balance between inflammatory and compensatory antiinflammatory responses. The interaction of the several...

journal_title：Gaceta medica de Mexico

authors： Carrillo-Esper R,Núñez-Monroy FN

更新日期：2001-03-01 00:00:00

abstract：OBJECTIVE:To determine the relationship between endotracheal tube cuff pressure and post-surgical tracheal pain. MATERIAL AND METHODS:Cross-sectional study of forty subjects who required endotracheal intubation for elective surgery allocated into two groups according to tube cuff pressure. Subjects who had cuff pressu...

journal_title：Gaceta medica de Mexico

authors： Curiel García JA,Guerrero-Romero F,Rodríguez-Morán M

更新日期：2001-03-01 00:00:00

abstract：:The facts and causes for the margination of people that suffer epilepsy, their problems regards social adaptation and even familiar troubles, all together circumstances that they are carrying since ever in the times until nowadays, are reviewed on the basis of the social and historical aspects and the evolution of ide...

journal_title：Gaceta medica de Mexico

authors： Vasconcelos-Dueñas D

更新日期：2001-01-01 00:00:00

abstract：:One of the great challenges in molecular biology is to understand the mechanisms by which a particular genetic defect gives origin to a specific disease. Mitochondrial DNA is more susceptible than nuclear DNA to mutations. Mitochondrial mutations have been associated with a wide spectrum of disorders characterized by ...

journal_title：Gaceta medica de Mexico

authors： Barrera-Ramírez CF,Barragán-Campos HM,Sánchez-Guerrero J

更新日期：2000-11-01 00:00:00

abstract：:In 1848, Claude Bernard discovered the lipolytic function of the exocrine pancreas. His experimental procedure was very original and he always said that it was easily reproducible. This paper reproduces the experiments that Bernard made on the digestion of fat. The work is original because the experiments were taken f...

journal_title：Gaceta medica de Mexico

authors： Rodríguez de Romo AC,Borgstein J

更新日期：2000-07-01 00:00:00

abstract：OBJECTIVE:To measure the accessibility to health services and determine a model to explain this accessibility. MATERIALS AND METHODS:All states of the Mexican Republic were included. The measurement of accessibility considers the availability of resources and the perception of barriers. Place of residence, education, ...

journal_title：Gaceta medica de Mexico

authors： Sousa-Fragoso MA,Villarreal-Ríos E

更新日期：2000-05-01 00:00:00

abstract：:We revised ethical concepts related to abortion from the points of view of the mothers; life, health, and considerations are made concerning the embryo or fetus as a biological, ontological, moral, and potential person. Certain religious matters on abortion are described and commented on. Effects of abortion penalizat...

journal_title：Gaceta medica de Mexico

authors： García-Romero H,González-González A,Galicia J,Garcia-Barrios C

更新日期：2000-05-01 00:00:00

abstract：PURPOSE:To determine whether granulocyte colony-stimulating factor (G-CSF) used in addition to antibiotic therapy, in patients with chemotherapy-induced febrile neutropenia shortens the period of fever, neutropenia and hospitalization. PATIENTS AND METHODS:The study was prospective. Patients with lymphoblastic acute l...

journal_title：Gaceta medica de Mexico

authors： López-Hernández MA,Jiménez-Alvarado R,Borbolla-Escoboza R,de Diego Flores-Chapa J,Alvarado-Ibarra M,González-Avante M,Trueba-Chrysti ME,Anaya-Cuéllar I

更新日期：2000-03-01 00:00:00

abstract：:For many years, osteoporosis has been considered as a women's disease. Data show that the incidence of this bone thinning disease is high in men. Aging is accompanied with changes in circulating hormone levels. Thus, low testosterone levels is associated with osteoporosis in men. Like osteoporosis in females, in men, ...

journal_title：Gaceta medica de Mexico

authors： Zárate A,Basurto L,Fanghanel G

更新日期：2000-01-01 00:00:00

abstract：:Information sources are the books, journals and electronic systems which support the academic work of physicians. Doctors have not taken enough advantage of these sources for their clinical decisions because they trend to rely on a routine undue confidence in experience, and because they do not have the skills for so-...

journal_title：Gaceta medica de Mexico

authors： Lifshitz A,Juárez-Díaz González N,Viniegra-Velázquez L,Halabe-Cherem J

更新日期：1999-11-01 00:00:00

abstract：:Hypertrophy of tonsils or adenoids is the commonest cause of obstructive sleep apnea (OSA) in children. Adenotonsillectomy (AT) is frequently curative in children with OSA but riskier than the same procedure without OSA. It is crucial to identify OSA among the patients programmed for AT because they require a detailed...

journal_title：Gaceta medica de Mexico

authors： Pérez-Padilla R,Vázquez-García JC,Meza-Vargas S

更新日期：1999-09-01 00:00:00

abstract：INTRODUCTION:The onset of epileptic seizures after 20 years old (late onset epilepsy) explains 20 to 25% of epileptic patients. The etiology is diverse and includes neurocysticercosis, brain tumors, brain infarcts, etc. Approximately 50% of these patients will have structural brain damage as a cause of the disease. MA...

journal_title：Gaceta medica de Mexico

authors： Rogel-Ortiz FJ

更新日期：1999-07-01 00:00:00

abstract：STUDY OBJECTIVE:To evaluate the efficacy of N-acetylcysteine (N-AC) alone or combined with multiple-dose activated charcoal (AC) in the treatment of acetaminophen (ACT) overdose. DESIGN:Prospective observational case series of 14 consecutive pediatric patients. Group A (n = 7) were treated only with N-AC and group B (...

journal_title：Gaceta medica de Mexico

authors： Montoya-Cabrera MA,Escalante-Galindo P,Nava-Juárez A,Terroba-Larios VM,Terán-Hernández JA

更新日期：1999-05-01 00:00:00

abstract：:Ketotifen is a sedative antihistamine promoted heavily for asthma treatment. Controlled trials are inconsistent: several did not find ketotifen better than placebo or cromoglycate. We do not have published controlled trials against inhaled steroids, the comparison most important to evaluate the efficacy of ketotifen. ...

journal_title：Gaceta medica de Mexico

authors： Pérez-Padilla JR

更新日期：1999-03-01 00:00:00

abstract：:Human cancer is a major public health problem; in particular, uterine-cervix carcinoma is frequent in most latin American countries. Activated cellular oncogenes (myc and ras, for example) and inactivated anti-oncogenesis (p53 or Rb) participate in multistep carcinogenesis. In addition, some viruses are associated wit...

journal_title：Gaceta medica de Mexico

authors： Gariglio P

更新日期：1998-05-01 00:00:00

abstract：:Diabetic polyneuropathy is a complication, that affects most patients with longstanding diabetes mellitus, deteriorating their quality of life. In the last few years, new therapeutic approaches have been developed that can improve symptoms and neurologic function, and which may prevent and in some cases stop nerve dam...

journal_title：Gaceta medica de Mexico

authors： Frati-Munari AC,Ariza-Andraca CR

更新日期：1998-01-01 00:00:00

abstract：:The increase of the morbi-mortality due to CHD in México, particularly among the Social Security Institute (IMSS) workers led us to do research on the relative risk and the protection provided by foodstuffs usually consumed by these workers. We found significant evidence of low levels of cholesterol associated with dr...

journal_title：Gaceta medica de Mexico

authors： Luengas-Escudero ME,Mejía-Aranguré JM,Cruz-Ruíz M,Aguirre-Gas H,Carreño-Mejía E,Lerdo de Tejada-Hay A

更新日期：1997-07-01 00:00:00

abstract：:Tumors of the central nervous system are the second most frequent malignancy in children under the age of 15 the majority of which are astrocytomas. The purpose of this paper is to analyze the effect of some factors on the survival of patients with astrocytomas. We reviewed the clinical charts of patients with a diagn...

journal_title：Gaceta medica de Mexico

authors： López-Aguilar E,Cerecedo-Díaz F,Sepúlveda-Vidosoĺa AC,Rivera-Márquez H,Castellanos-Toledo A,Arias-Gómez J,Quintana-Roldán G,Rodríguez H

更新日期：1997-05-01 00:00:00

abstract：:An International Molecular Epidemiology Task Force group (IMETAF) was established in 1993, where the Mexican group include as their objectives: the evaluation of the main public health problems that could be improvement through molecular epidemiology; the analysis of the interaction between molecular biology and epide...

journal_title：Gaceta medica de Mexico

authors： Sartí E,Orozco S,Dorman J,Tapia R,Gorodezky C

更新日期：1997-01-01 00:00:00

abstract：:The epidemiological transition describes the changes in the health profile of populations where infectious diseases are substituted by chronic or non-communicable diseases. Even in industrialized countries, infectious diseases emerge as important public health problems and with a very important association with severa...

journal_title：Gaceta medica de Mexico

authors： Tapia-Conyer R

更新日期：1997-01-01 00:00:00

abstract：:Escherichia coli strains currently recognized to cause human diarrhea can be distinguished on the basis of pathogenic mechanism and separated into five categories: enterotoxigenic (ETEC), enteroinvasive (EIEC), enterohemorrhagic (EHEC), enteroaggregative (EAggEC) and enteropathogenic (EPEC). EPEC is a bacterial pathog...

journal_title：Gaceta medica de Mexico

authors： Cravioto A,Trujillo F,León LA,Hernández JM,Eslava C

更新日期：1996-11-01 00:00:00

abstract：:The term "cerebral dominance" suggests that one hemisphere is leader and the other subordinate; however, cerebral dominance concerning all psychic functions is less frequent than we could suppose. Among the functions in which cerebral dominance is manifested the most notorious is the manual preference. Thus according ...

journal_title：Gaceta medica de Mexico

authors： Silva-Rodríguez A,Escobar-Izquierdo A

更新日期：1996-01-01 00:00:00

abstract：:Conceived as a skill and an attitude more than as knowledge, contemporary clinics includes issues such as patient-doctor relationship, collecting and analysing information, diagnostic reasoning and therapeutic decisions. Clinics is learned through significant experiences in responsible patient care, with a critical an...

journal_title：Gaceta medica de Mexico

authors： Lifshitz A

更新日期：1995-09-01 00:00:00