97,814 papers found

For many years it has been assumed that the ontogeny of the mammalian hematopoietic system involves sequential transfers of hematopoietic stem cells (HSCs) generated in the yolk sac blood islands, to successive hematopoietic organs as these become active in the embryo (fetal liver, thymus, spleen and eventually bone ma…

Shigellosis has been a major cause of dysentery for many years at Vellore, south India. In the last two years the number of Shigella being isolated from samples of faeces from patients with diarrhoea has decreased (5% isolation rate in 1997 to 3.9% in 2001), although the microbiological methods and media used have not…

During the last 5 years, a program run by the medical association in British Columbia has recruited 23% of the province's general practitioners (GPs) to take an active, systematic approach to clinical intervention in tobacco use. Another 9% of GPs (considered "semi-active") regularly use the program's educational mater…

The visit of Dr. Trendley Dean to Dublin in the mid-1950s helped accelerate the decision to introduce water fluoridation as a public health measure in the prevention of caries in the Republic of Ireland. A challenge to the constitutional validity of the Health (Fluoridation of Water Supplies) Act 1960 failed and in 196…

A 44-year-old man complained of intermittent and excessive sweating of head and neck throughout the day, followed by severe lower abdominal spasms. He had been suffering from complete paraplegia with neurogenic bladder for 16 years, due to C7 spinal cord injury. In the last 16 years he had four episodes of hyperhidrosi…

The prevalence of HBsAg carriers in 18,196 pregnant women (64% of women who gave birth in Guipúzcoa in 1986-1991) was 0.61% (0.43% for the last two years of the study). Three of the carriers were also HBeAg/HBV-DNA positive and two were anti-HDV positive. Anti-HBc prevalence was 6.5% in 602 20-40 year old women an…

Nine cases (seven men and two women, mean age 64.5 years) of classical lacunar syndromes due to intracerebral hemorrhage are reported. Three patients presented with pure motor hemiparesis (two putaminal hematomas with proportional weakness and one cortical hemorrhage with brachio-crural hemiparesis). Four patients pres…

A descriptive study on hospital record corresponding to 379 patients over 14 years, from the Health Center of Rekaldeberri (Bilbao), who attended any of the hospital emergency services available in the province, during the last quarter of 1989 is presented. Objectives were to identify circumstances that motivated consu…

Twenty-one years ago, Howard published a paper entitled "Forty-one Consecutive Whipple Resections Without an Operative Mortality." That paper stimulated the present analysis of the last 118 consecutive pancreatoduodenectomies (107 Whipple and 11 total resections) performed at the Surgical University Clinic Mannheim fro…

A retrospective study interesting 582 anatomoclinical cases of gastric malignant tumors was realised in two anatomo-pathological services of Tunis from 1970 to 1985. The average age of patients is 55 years old, with extensive ranges from 17 to 85 years old. The authors point out significative male predominance 64.6% of…

For many years thiamphenicol has been the drug of choice for the treatment of uncomplicated gonorrhea at the Center for Venereal Disease of the University of Milan. During the last four years, 1,110 of 1,112 cases of uncomplicated gonorrhea treated with 500 mg of oral thiamphenicol three times a day for six days have b…

We briefly review 20 years of clinical experience with 120.531 units of a 4% modified fluid gelatin as a plasma substitute. Its Mn is 22.500. The initial intravascular volume effect equals that of 4% albumin; the t0,5 of this effect is about 4 hours. It has no dosage-related side effects and specifically does not impai…

Two hundred renal transplantations were performed on 187 patients between July, 1972 and June, 1978. On a follow-up of 6--78 months the survival rate after allogenic transplantation was 80% at one year and 64% at five years. Satisfactory renal function was present in 62% at one year and 31% at six years. Gastrointestin…

The present clinical study is based on 17 cases of a specific clinical entity, which is characterised by a retinal break without retinal detachment, the tear being spanned by an avulsed patient retinal vessel invariably adjoining the operculum. The vessel was in the vitreous cavity and formed an arch above the break. A…

PURPOSE: To compare the sexual function of healthy adult pregnant women with that of gestational diabetes patients (GDM) in the third trimester. METHODS: This cross-sectional study enrolled two groups of women managed antenatal care clinics. Inclusion criteria were: maternal age .20 years, gestational age at least 28…

PURPOSE: We determined if serial screening ultrasounds are beneficial in evaluating for the development of Zinner syndrome in males with a congenital solitary kidney. MATERIALS AND METHODS: All patients included had their congenital solitary kidney diagnosed at <20 years of age and had to be &#x2265;20 at their last v…

BACKGROUND AND AIM: This study aimed to evaluate the changes in the clinical characteristics of chronic Hepatitis B (CHB) patients at the initiation of treatment over a 15-years period. MATERIALS AND METHODS: The study included 659 treatment-naive CHB patients who started receiving nucleos(t)ide analogs between Januar…

UNLABELLED: The Internal Medicine service of the Hospital General de Vic (Barcelona) takes part in the mortality committee by revising and discussing in-hospital mortality. BACKGROUND: to establish the characteristics of the deceased, death causes and to revise possible changes in the last six-years time or problems r…

OBJECTIVE: Stereotactic radiosurgery (SRS) has been proposed as an alternative to resection for epilepsy control in patients with cerebral cavernous malformations (CCM) located in critical areas. METHODS: This multicentric, retrospective study evaluated seizure control in patients with a solitary CCM and a history of…