97,813 papers found

BACKGROUND: Malignant glomus tumors are exceedingly rare, however they can be locally aggressive and have the potential to metastasize. There is limited information available in the literature regarding treatment and outcomes, therefore we present a case series of 5 patients with glomus tumors with malignant features c…

OBJECTIVE: We report the results of our angiosarcoma of the liver (ASL) registry to assess the occurrence, the impact of exposures to vinyl chloride, and to quantify latency. METHODS: We examined more than 73,000 death certificates of North American workers employed between 1940 and 2008. RESULTS: We found 13 deaths…

The progressive interest in transgenic plants as advantageous platforms for the production and oral delivery of vaccines has led to extensive research and improvements in this technology over recent years. In this paper, the authors examine the most significant advances in this area, including novel approaches for high…

BACKGROUND: Convexal subarachnoid hemorrhage has been associated with different diseases, reversible cerebral vasoconstriction syndrome and cerebral amyloid angiopathy being the 2 main causes. OBJECTIVE: To investigate whether headache at onset is determinant in identifying the underlying etiology for convexal subarac…

Forty-five displaced femur fractures in children were treated with unilateral external fixation as a standard treatment from March 2007 to March 2009 and the last follow-up was completed in May 2012. The average age of the children at presentation was 9.93 years. Patients were followed up till union, at 1 year, and at…

OBJECTIVE: To find out the reasons for use and non-use of dental services among people visiting a dental college hospital in India. METHODS: A descriptive cross-sectional study was carried out on 180 people, aged 15-65 years visiting the outpatient department of a dental college hospital in India. A self-administered…

Ewing's sarcoma of the finger is extremely rare. Pain and swelling of the affected finger are the most frequent presenting features. We report two cases of Ewing's sarcoma located at ring finger and the thumb in two children aged 14 and 10 years. The first patient died of generalised metastases despite surgery, chemoth…

The aim of this study was to call the attention to the often disregarded message that hypertransaminasemia may be a marker of both liver and muscle diseases by presenting personal case reports and a systematic literature review. Three male children (mean age 5.7 years) were inappropriately addressed, during the last 12…

OBJECT: The goal of this study was to determine whether failure rates of hydrocephalus shunts have fallen over the years as a result of experience or technical improvements. METHODS: A structured search was performed of the English language literature for case series reporting failure rates after shunt insertion. A me…

Removal of the tonsils, or tonsillectomy, is a very frequent surgical procedure in Denmark (5 million inhabitants). Nowadays, about 7-8,000 patients are operated on each year. The indications for surgery and the surgical principles have largely remained the same for a century, but different techniques have been employe…

Six different weathered lignite samples were examined by scanning electron microscopy. Few microorganisms were observed on lignit just excavated and only spores and short hyphae were observed on lignite samples excavated 5 months, 1 year and 4 years before sampling. When lignite samples were moistened with distilled wa…

In an earlier report, we found that X-linked congenital adrenal hypoplasia may be associated with gonadotrophin deficiency. This combination has since been confirmed by many others. At the last examination, our patients were 22.4, 19.9 and 17.5 years old. They were doing well on replacement therapy with hydrocortisone,…

The review of the red algal theory for ancestry of Ascomycetes and Basidiomycetes published 10 years ago by the author is updated. Criticisms are answered and new data are discussed. The production of choline sulfate, lenthionine and lanosol are added to the biochemical similarities between red algae and higher fungi.…

New health practitioners (NHPs) is a generic term referring to mid-level health workers such as physician's assistants and nurse practitioners who perform tasks traditionally within the purview of physicians. In the little over ten years since the first program to train physician assistants was initiated at Duke Univer…

In the last ten years, 89 hepatic resections were performed for trauma. Thirty-three patients survived and were followed up for one month to seven years: 15 patients had right lobectomy, nine left lobectomy, and nine left lateral segmentectomy. Complications were primarily pulmonary. All patients had transient derangem…

OBJECTIVE: To evaluate the safety and effectiveness of reducing posterior malleolar fractures via the modified Rammelt transfibular approach. METHODS: A retrospective analysis was conducted on 26 patients with ankle fractures who met the selection criteria and were admitted between September 2023 and May 2024. There w…

PURPOSE: The aim of this neurophysiological study was to monitor changes in the visual and cognitive function of HIV-infected patients treated with combination antiretroviral therapy. METHODS: Eleven adult Czech HIV+ patients, with a mean age of 35 years and CD4 cell count ≥ 230 ×…

Kidney transplantation provides superior survival, quality of life, and cost-effectiveness compared with dialysis. Living donor kidney transplantation further improves outcomes by reducing waiting times and increasing access. We report a 21-year single-center retrospective analysis of the LDKT program at ULS São J…

The changes in the risk of disease failure over time in nasopharyngeal carcinoma (NPC) remains unknown.We analyzed 749 patients treated with intensity-modulated radiotherapy in a single center. The annual hazard rates of disease failure (recurrence or death from any cause) were estimated using the life-table method.In…