abstract：:Statistics is the science that studies variability in all its forms and, in essence, is an instrument that allows us to analyze variable phenomena and detect small, but nevertheless important, differences. The instrumental character of this science made Statistics a fundamental tool for the study of biological and cli...

journal_title：Acta medica portuguesa

authors： Gouveia-Oliveira A

更新日期：1996-10-01 00:00:00

abstract：:In this paper we discuss a non-invasive method to localize neural electrical sources using EEG data. In this method, the human head is modelled by a set of four concentric spheres with different conductivities which represent the scalp, the skull, the CSF and the brain or by three triangulated surfaces which approxima...

journal_title：Acta medica portuguesa

authors： Silva C,Oostendorp T,Ducla-Soares E,Foreid JP,Pimentel T,Botelho MJ,Almeida A

更新日期：1996-07-01 00:00:00

abstract：:The authors present a case of disseminated tuberculosis in a patient under dialysis with endstage renal disease. Fever, nocturnal sweating, anorexia, asthenia, ascites, lymph node involvement and granulomatous involvement of the bone marrow were observed. In the twenty nine months of renal failure which preceded the b...

journal_title：Acta medica portuguesa

authors： Santos JM,Monteiro P,Fortes A,Silva E,Barbosa MA,da Palma-Carlos AG

更新日期：1996-07-01 00:00:00

abstract：:We present the results of a prospective study of the technical and human characteristics of the transport of children transferred from other Hospitals to our PICU. During eight months of 1994, 153 children were transferred and 138 included in our study. Their ages varied between one month and fourteen years and the ma...

journal_title：Acta medica portuguesa

authors： De Almeida HN,Rodrigues G,Correia M,Carvalho A,Sequeira JS

更新日期：1996-04-01 00:00:00

abstract：:The aim of this study was to evaluate the accuracy of ultrasound biometric and hemodynamic fetal parameters for the prenatal diagnosis of intrauterine retardation in a sample of 438 pregnant women who had their first visit before the 16th week of gestation at the outpatient clinic of the Department of Obstetrics and G...

journal_title：Acta medica portuguesa

authors： Cardoso F,Paiva V,Calejo L,Montenegro N,Leite LP,Centeno MJ,Rodrigues M,Santos NT,Barros H

更新日期：1996-02-01 00:00:00

abstract：PURPOSE:To evaluate importance of homocysteinemia as risk factor of thrombotic cerebrovascular disease, in terms of age and homocysteinemia levels. METHODS:A group of patients under 55 years old (n = 35, 21 males) that had suffered a stroke 3 months to 1 year before the study, defined by clinical criteria and the pres...

journal_title：Acta medica portuguesa

authors： Reis RP,Azinheira J,Reis HP,Pereira M,Baptista A,Crepo M,Pina JE,Ferreira NC,Luis AS

更新日期：1996-01-01 00:00:00

abstract：:The epidemiologic aspects of 311 consecutive cases of hypertension associated with pregnancy seen in the Department of Obstetrics and Gynecology, Hospital de Santa Maria/University of Lisbon Medical School between January 1st 1988 and December 31st 1992, are reviewed. Seventeen cases were multifetal pregnancies. Using...

journal_title：Acta medica portuguesa

authors： Machado MH,Clode N,Graça LM,Cardoso CG

更新日期：1996-01-01 00:00:00

abstract：:We describe a case report of a 69 year old woman with atrial myxoma, presented as a cerebellar syndrome caused by ischemic infarctions of the posterior circulation. The transthoracic 2D echocardiogram provided the diagnosis of a left atrial myxoma. Seven months after surgical removal of the cardiac tumor, the cerebell...

journal_title：Acta medica portuguesa

authors： Marcão I,Teixeira H,Germano I,Bandeira Costa J,Gonçalves C,Magalhães M,Farrajota F

更新日期：1995-12-01 00:00:00

abstract：:Diaphragmatic Pacing was used to treat ventilatory failure in a young boy with bilateral diaphragmatic palsy secondary to cervical cord injury, on chronic mechanical ventilation for 6 months. The indications for diaphragmatic pacing in ventilatory failure were discussed, as well as the assessment of phrenic nerve inte...

journal_title：Acta medica portuguesa

authors： Ponce P,Cruz J,Travassos J,Moreira P,Lima JA,Pedro AG,Ferreira AC,Antunes JL

更新日期：1995-11-01 00:00:00

abstract：:Pleural effusions can be a manifestation of several nosological entities. Etiologic diagnosis involves a good clinical history, followed by thoracocentesis with pleural biopsy and eventually bronchoscopy or thoracoscopy. The differentiation between transudates and exudates, by the biochemical characteristics of the pl...

journal_title：Acta medica portuguesa

authors： Alvares E,Barroso C,Sotto-Mayor R,de Almeida AB,Freitas e Costa M

更新日期：1995-10-01 00:00:00

abstract：:A case of oesophageal basaloid carcinoma is reported. The disease was revealed as a brain metastasis and was found ad initium to be in an advanced stage, with evidence of brain, lung and liver metastasis. The treatment performed was palliative subtotal oesophagectomy followed by roentgen therapy. A year and a half lat...

journal_title：Acta medica portuguesa

authors： Carvalho IR,Lima RM,Serafim A,Lemos MM,Cristas J,Machado J,Oliveira H

更新日期：1995-09-01 00:00:00

abstract：:The authors report the importance of not only all over the world but also in Portugal and, particularly, in Dona Estefânia Hospital. Some considerations are made about the usefulness of molecular biology methods in prenatal diagnosis. With this tool can also be do the origins and migrations of populations, which contr...

journal_title：Acta medica portuguesa

authors： Lamy S,Braga L,Pacheco P,Lavinha J,da Costa GG,Ferreira NC

更新日期：1995-06-01 00:00:00

abstract：:In the medical press there are several data confirming the value of E.R.C.P. and E.E.S., in the therapeutical approach of acute lithiasic pancreatitis (A.L.P.). Nowadays it is a first line endoscopic technic on the therapeutical approach in A.L.P. permitting to clean out the biliary tree of stones, eliminating the eti...

journal_title：Acta medica portuguesa

authors： Martins J,Coimbra J,Dias AM,Maldonado A

更新日期：1995-06-01 00:00:00

abstract：:Endoscopic interventional techniques have created a wide new perspective for non-surgical treatment of chronic pancreatitis (CP). Surgery and endoscopy differ in their techniques, but are comparable with regard to tactics. The aim of methods in CP is to relieve pain and/or local complications. The preliminary results ...

journal_title：Acta medica portuguesa

authors： Liberato M,Romão C,Duarte C,Figueiredo A,Quina M

更新日期：1995-06-01 00:00:00

abstract：:Osteoporosis in men, despite being a less important public health problem than osteoporosis in women, should not be neglected as it has many deleterious effects as well as social and economic costs. Finding the cause of osteoporosis is more complex in men than in women, and prevention should be based on an early evalu...

journal_title：Acta medica portuguesa

authors： Coelho PC,Reis P,Leandro MJ,Romeu JC,de Queiroz MV

更新日期：1995-05-01 00:00:00

abstract：:The occurrence of metastases is documented in a varied number of hepato-cellular carcinomas (HCC). The indicative metastasis is very rarely the form of clinical presentation of the disease. Two cases of HCC which were clinically presented in a secondary location, in the bone and skeletal muscle respectively, are descr...

journal_title：Acta medica portuguesa

authors： Rosa JC,Chaves P,de Almeida JM,Soares J

更新日期：1995-04-01 00:00:00

abstract：:The aim of this study was to evaluate the adverse effects on the exocrine pancreas of ethanol and ethanol with congeners which coexist in alcoholic beverages most commonly consumed by the Portuguese population. Eighteen male Wistar rats were divided into three groups and submitted to a daily intraperitoneal injection ...

journal_title：Acta medica portuguesa

authors： Peneda J,Baptista A

更新日期：1995-03-01 00:00:00

abstract：:An opinion article of health care programmes questioning the effects and benefits of their management. The AA, based on their experience in management/administration, present suggestions to identify, quantify and analyse a problem in health care. After characterising a health care problem, the AA point out the fundame...

journal_title：Acta medica portuguesa

authors： Vazquez MG,Garcia MO

更新日期：1995-03-01 00:00:00

abstract：:The accurate treatment of a dyslipidaemia is based on correct diagnosis. Together with the laboratory values. A good clinical interview, focusing on the family history, is the bases for a good diagnosis strategy. The author schematze the rules of etiological diagnosis of inherited defects of lipid metabolism. ...

journal_title：Acta medica portuguesa

authors： Da Silva PM

更新日期：1995-02-01 00:00:00

abstract：:Our study included 42 patients with obstructive sleep apnea (OSAS) confirmed by polysomnography. In these patients we investigated the clinical manifestations, the results of the laboratory examinations, including polysomnography, ORL observations and tests of pulmonary function, as well as the therapeutic results. Ou...

journal_title：Acta medica portuguesa

authors： Paiva T,Vasconcelos P,Leitão AN,Andrea M

更新日期：1994-12-01 00:00:00

abstract：:The aim of this study was to evaluate the association between maternal nutritional factors and intrauterine growth retardation (IUGR). We studied 1233 mothers who delivered single term newborns: 144 IUGR-birth weight less than one 10th percentile for sex and gestational age and 1119 controls-birth weight between the 1...

journal_title：Acta medica portuguesa

authors： Teles TP,Rodrigues T,Barros H

更新日期：1994-12-01 00:00:00

abstract：:The effect of different concentrations of aluminum sulphate on the nonenzymatic oxidation of dopamine was studied in order to evaluate the action of this metal on neuromelanin synthesis. Data shows that under the studied conditions, aluminum partially inhibits dopamine self-oxidation, decreasing the formation of some ...

journal_title：Acta medica portuguesa

authors： Marinho CR,Manso CF

更新日期：1994-11-01 00:00:00

abstract：:Epidemiologic data on prevalence of bronchial asthma among childhood in the Azores have been unknown so far. In October of 1993 a study was carried out to determine the prevalence of bronchial asthma in children aged 6-12 years on the island of Faial. Nine hundred and twenty seven schoolchildren, representing more tha...

journal_title：Acta medica portuguesa

authors： Prata C,Marto J,Mouzinho I,Menezes M,Susano R

更新日期：1994-10-01 00:00:00

abstract：:In this review of cochlear otosclerosis 14 cases were studied by CT scan aiming to establish a densitometric pattern of the capsular foci and relating it to the hearing and vestibule dysfunctions. Severe demineralization with characteristics of probable activity (increased lucency of 30-40%) was demonstrated in the ca...

journal_title：Acta medica portuguesa

authors： Maurício JC,Biscoito L,Branco G

更新日期：1994-09-01 00:00:00

abstract：:Mitochondrial Encephalomyopathies are primary disorders of energy metabolism recently described. They are the result of mitochondrial abnormalities with a wide spectrum of syndromes implying a multisystemic but predominantly muscular and cerebral involvement. Biochemical, histological, imagiologic and clinical feature...

journal_title：Acta medica portuguesa

authors： Almeida R,Sena A,Gonçalves M

更新日期：1994-06-01 00:00:00

abstract：:Neurocysticercosis (NCC) is the most frequent parasitic disease of the central nervous system. Other Portuguese works showed it to be endemic in the north of our country. The purpose of this paper is to aid the characterization of NCC in the geographic area of our Institution. We retrospectively reviewed the findings ...

journal_title：Acta medica portuguesa

authors： Morgado C,Gomes LB,de Campos JG

更新日期：1994-05-01 00:00:00

abstract：:In spite of being a rare form of neoplasia, melanoma is the ones which occur most frequently in pregnancy. Pregnancy does not seem to aggravate the prognosis. However, the authors present the case of a woman suffering from melanoma, in which the intercurrence of pregnancy led to the development of the disease. After 3...

journal_title：Acta medica portuguesa

authors： Duarte A,Santos P,Ramalho G,Cunha E

更新日期：1994-04-01 00:00:00

abstract：:A retrospective study was made of the requests for bacteriological examination of urine samples by the different clinical departments of Vila Nova de Famalicão District Hospital, between July/89-June/90 and July/91-June/92. We were interested in assessing the spectrum of occurring micro-organisms in urinary tract infe...

journal_title：Acta medica portuguesa

authors： Moreira E,Araújo AM,Sá E,Freitas JM,Trigo F,Carneiro N,Dias DM,Malvar MJ

更新日期：1994-03-01 00:00:00

abstract：:Several infectious, neoplastic or inflammatory skin diseases, may be early manifestations of HIV infection. We reviewed the clinical data of 226 HIV seropositive male patients with cutaneous disease, from a total of 337 inpatients at the Infectious Diseases Unit--Department of Medicine 1--Curry Cabral Hospital, from 1...

journal_title：Acta medica portuguesa

authors： Lamarão P,Eliseu T,Castro H,Maltez F,Machado J,Morgado A,Proença R

更新日期：1994-03-01 00:00:00

abstract：:A case of angiosarcoma, Raynaud's disease and arteriovenous malformation of the intestinal tract is presented. We propose the association of these three vascular diseases, which has not yet been described. The study of more cases is important in order to understand the physiopathological mechanisms involved. ...

journal_title：Acta medica portuguesa

authors： Vaz F,de Castro JT,Tomé V,Marques JM,de Carvalho V

更新日期：1994-02-01 00:00:00

abstract：:We report a case of a 25-year-old women admitted to the emergency room of Santa Maria Hospital with pancytopenia and fever. We describe the diagnostic work-up, laboratory findings, therapy, outcome and follow-up after discharge Lastly, we discuss aplastic anemia as a rare systemic lupus erythematosus complication, wit...

journal_title：Acta medica portuguesa

authors： Alvarez A,Fonseca T,Carvalho L

更新日期：1994-01-01 00:00:00

abstract：:The authors report a case of seronegative polyarthritis resistant to the anti-inflammatory therapy in a 16-year-old male with intermittent diarrhea. A stool examination showed the presence of cysts of Giardia lamblia and an immunological study detected a partial serum IgA deficiency, including its secretory fraction. ...

journal_title：Acta medica portuguesa

authors： Susano RC,de Quirós JF,Caminal L,Ferro J,Busono C,Gómez C

更新日期：1993-12-01 00:00:00

abstract：:The circumstances preceding the future revision of the medical curriculum are analysed, main internal and external stimuli are described, and sources of resistance to changes in medical training require new educational philosophy, privileging oriented training during undergraduation, as a preliminary phase of medical ...

journal_title：Acta medica portuguesa

authors： Martins e Silva J

更新日期：1993-10-01 00:00:00

abstract：:Differential diagnosis concerning Crohn's Disease and intestinal tuberculosis is often difficult. The authors present an illustrative case with ileal tuberculosis and secondary amyloidosis. Diagnostic tools and therapeutic measures are described. Literature review and theoretical discussion of both pathologies are inc...

journal_title：Acta medica portuguesa

authors： Morgado MJ,Marques A,Areias E,Camilo ME,Moura MC

更新日期：1993-08-01 00:00:00

abstract：:In order to assess the weight of Rheumatic Diseases, the Authors retrospectively studied 117 patients admitted to the Internal Medicine Service of the Faro District Hospital over a 3 year period (1989-1991). The selection criterion comprised the final rheumatological diagnosis. The diseases were arranged in nosologica...

journal_title：Acta medica portuguesa

authors： de Sousa AM,Pereira MA,Pina EA,Pastor JM,Jesus LA

更新日期：1993-07-01 00:00:00

abstract：:Sympathetic and parasympathetic nervous system evaluation was performed in 21 patients with rheumatoid arthritis. Every patient had autonomic nervous system (ANS) dysfunction, the parasympathetic involvement being the most frequent. ANS dysfunction may explain some manifestations and may well be the expression of a la...

journal_title：Acta medica portuguesa

authors： Soares JD,Ferreira M,Póvoa P,da Silva JA,Santos MJ,Carlos AG

更新日期：1993-06-01 00:00:00

abstract：:The authors discuss the indications for radiotherapy in late breast cancer, retrospectively analysing the experience of the Radiotherapy Department of the Portuguese Institute of Oncology in Lisbon. Treatment results of locally advanced cancer (T4a-b-c) with megavoltage machines (telecobalt therapy) using two differen...

journal_title：Acta medica portuguesa

authors： Patrício MB,Pereira ME,Ramos J,Neves M

更新日期：1993-05-01 00:00:00

abstract：:We report 3 years of experience with operative ultrasonography on 200 patients who underwent cholecystectomy for biliary lithiasis. Intraoperative ultrasonography and intraoperative cholangiography were performed on all of these patients and compared with the operative findings. The diagnostic accuracy of sonography w...

journal_title：Acta medica portuguesa

authors： Garcia JP,Sousa JT,Silva E,Soares E,Pedroso C,Cid MO

更新日期：1993-03-01 00:00:00

abstract：:The authors describe the ambulatory treatment of a young man, the son of a divorced mother, where they used a methodology called Combined Treatment of Heroin Addicts, which was done in stages. They used family sessions, with a concomitant hearing of the patient alone, combined with the use of an opioid antagonist, cal...

journal_title：Acta medica portuguesa

authors： Neto D,Sardinha L,David M,Cantante S

更新日期：1993-02-01 00:00:00

abstract：:From January 1980 until October 1991 we operated 112 patients with Gastric cancer in which Surgery was considered palliative by intra-operative criteria or by pathological analysis of the resected specimen. Locally irresectable tumour was found in 24.1% of the cases, peritoneal metastases (mets.) in 21.4%, liver mets....

journal_title：Acta medica portuguesa

authors： de Almeida JC,Bettencourt A,Costa CS,de Almeida JM

更新日期：1993-02-01 00:00:00