Browse Items (197 total)

Cardiac arrest from electrical shock or lightning strike is associated with significant mortality and requires modification and extension of standard advanced life support measures to achieve successful resuscitation. Patients who experience…

STUDY OBJECTIVES: To determine the feasibility, safety, and reliability of emergency cardiac treadmill exercise stress testing (CTEST) in the evaluation of emergency department patients with atypical chest pain. DESIGN: Thirty-two patients with…

Ischemic nephropathy (IN) is defined as a clinically significant reduction in glomerular filtration rate in patients with hemodynamically significant obstruction to renal artery flow in a solitary functioning kidney or with bilateral renal artery…

Mohs surgery is a well-established surgical technique that involves conservative, microscopically guided excision of malignant lesions, thereby sparing the maximum amount of normal surrounding tissue. Current surgical therapy for oral cancer…

Tilting the viewing angle of the operating microscope during phacoemulsification provides the surgeon a better view of the cataractous lens. This technique, combined with continuous curvilinear capsulorhexis, divide and conquer nucleofractis, and…

The authors describe the use of ego-state therapy for the treatment of self-injurious behavior (SIB). We propose that for some patients, SIB results from conflict among dissociated ego states. We review the historical and theoretical basis for this…

In this paper I describe a special form of ego-state therapy that integrates writing letters to one's self as an internal therapeutic communication among various ego states previously not fully aware of each other or engaged in destructive power…

Clinicians should be aware of the complications of rhabdomyolysis in patients who ingest doxylamine succinate and other over-the-counter antihistamines. The easy availability of these substances increases the potential not only for intentional…

Thermography has been proposed as a diagnostic aid in patients with sciatica. Supporters of thermography state that: (a) normal patients have normal thermograms of their lower extremities, and (b) abnormal patients (with disk ruptures causing…

The potential necrotizing effects of the heat produced by the exothermic polymerization process has raised questions regarding the use of polymethylmethacrylate (PMMA) in orthopedic surgery. An experimental model was used to: (1) analyze the…

Examining the hemodynamic responses to exercise provides a unique opportunity to analyze and integrate cardiovascular physiology because more is learned about how a system operates when it is forced to perform than when it is idle. We designed a…

Recently, we were charged with providing a learning opportunity for high school students participating in the Upward Bound Regional Math and Science Program, a program designed to stimulate interest in mathematics and science for students from…

Naloxone eliminates postexertional hypotension (PEH) in human and animal models. The effect of naloxone on sympathetic activity during hemorrhage and generation of arterial baroreflex function curves can be stimulated by blockade of cardiac afferent…

Exercise training alters the cardiopulmonary baroreflex regulation of the circulation; however, the mechanisms responsible are unknown. One possibility is an enhanced afferent response to cardiopulmonary stimulation. We therefore tested the…

In rat thoracic aorta, contractile responses to arginine vasopressin (AVP) are twofold higher in females than in males. To determine the role of the endothelium in this phenomenon, the effects of endothelium removal and inhibition of nitric oxide…

Positive inspiratory pressure- (PIP) ventilated, isolated rat lungs become edematous when perfused at rates approximately the normal cardiac output. The study was conducted to test the hypothesis that high peak inspiratory pressures contribute to the…

1. Activation of GABAA receptors can produce both hyperpolarizing and depolarizing responses in CA1 pyramidal cells. The hyperpolarizing response is mediated by a Cl- conductance, but the ionic basis of the depolarizing response is not clear. We…

The secretion of growth hormone (GH) is impaired in the genetically obese Zucker rat where GH gene expression and plasma GH levels are depressed; however, the underlying mechanism of this abnormality remains unclear. We have evaluated the potential…

This essay explores how breast cancer and mastectomy are portrayed in twentieth-century North American literature. The purpose in doing so is to examine our understandings of how women in contemporary North American culture may experience this…

A fold that occurs within a joint is referred to as a plica synovialis. Three such plicae are seen with regularity within the human knee joint. These folds are normal structures that represent remnants of mesenchymal tissue and/or septa formed during…

CLINICAL CHARACTERISTICS: POLG-related disorders comprise a continuum of overlapping phenotypes that were clinically defined long before their molecular basis was known. Most affected individuals have some, but not all, of the features of a given…

Developmental alterations in N-methyl-D-aspartate (NMDA)-stimulated[3H]norepinephrine release from rat brain cortical and hippocampal slices were studied. NMDA (10-1000 microM) resulted in a concentration-dependent increase in [3H]norepinephrine…

OBJECTIVE: To determine whether magnetic resonance imaging (MRI) in pregnancy would help define a benign pelvic mass, thereby avoiding laparotomy. METHODS: During a 2-3-year period, five pregnant women with adnexal masses suspected to be leiomyomas…

We describe four families with a strong familial expression of Barrett's/gastroesophageal reflux disease (GERD) complex spanning one to four generations with two to seven affected members per family. The purpose of this report is to highlight genetic…

BACKGROUND: Conventional wisdom holds that the elderly living in rural areas suffer poor health and have limited access to health care compared with their urban peers. The relation between poor health and limited access, however, has yet to be…

Transmission (TEM) and scanning (SEM) electron microscopic observations were correlated to characterize morphologic changes induced in the gallbladder of male Syrian hamsters following a two-month estradiol (E) and estradiol + medroxyprogesterone (E…

Light (LM), transmission (TEM) and scanning (SEM) electron microscopic techniques were used to characterize morphologic changes induced in the gallbladder of Syrian hamsters following a one-month estradiol (E) and estradiol + medroxyprogesterone…

A 30-year-old, white woman, gravida 4, para 2, abortus 1, was hospitalized at 21 weeks' gestation because of a symptomatic pericardial effusion. Extensive evaluation including pericardial biopsy failed to reveal a specific cause. Treatment with…

BACKGROUND: Research on the diagnosis and management of obesity in primary care is limited. Our study goals were to describe the rate of obesity in a primary care setting, to identify factors associated with clinically recognized obesity, and to…

The purpose of this randomized, controlled, clinical trial was to determine the effect of the digital rectal examination (DRE) on the prostate-specific antigen (PSA) serum levels in view of conflicting literature reports and screening methods and…

Inflammatory polyps are usually associated with inflammatory bowel disease. The majority of these lesions are asymptomatic, however, they may be a source of obstruction or hemorrhage. These polyps represent re-epithelialization of the damaged colonic…

Despite the long history of descriptions of reflex sympathetic dystrophy (RSD), much confusion remains regarding its pathogenesis, diagnosis, and treatment. It most commonly occurs after trauma and is more frequent in women, white persons, and the…
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