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Biomedical subjects

H Wilkins

Publications and source records attributed to H Wilkins.

7 recordsLinked to original sources

Percutaneous dilatational tracheostomy in a community hospital setting.

BACKGROUND: Over the past 15 years, many large university hospitals have reported their experience with percutaneous dilatational tracheostomy (PDT). The purposes of this study are to evaluate the safety of PDT in a non-university hospital setting and to compare our results with those published in the literature. METHODS: The study was done by retrospective chart review. RESULTS: Over a 6-year period, 300 PDTs were done in two community hospitals in Tyler, Texas. There was one death and 12 complications. Comparison of our results and those reported in five recently published articles in the literature showed no significant difference in mortality rate, pneumothorax, bleeding, paratracheal placement, dislodgement, or cellulitis. There was a trend toward a significantly lower incidence of paratracheal placement using bronchoscopic guidance. CONCLUSION: Bedside PDT with bronchoscopic guidance can be safely done in a community hospital setting.

Adult↗

Epidemiology and awareness of malaria in the Lothians.

Awareness of malaria and its presentation could be improved. Awareness of symptoms, incubation periods and route of transmission was poor, as was compliance with prophylaxis. The mean difference between the time to admission and the time to presentation was 2.9 days which reflects medical rather than patient associated delay.

Chi-Square Distribution↗

Bedside percutaneous tracheostomy with bronchoscopic guidance in critically ill patients.

BACKGROUND: Bedside percutaneous dilational tracheostomy, a relatively new method of tracheal cannulation, provides safe and ready access to the trachea to relieve airway obstruction and tracheopulmonary secretions. The dilational technique has undergone various modifications during the past decade. Complications of this procedure are primarily related to the lack of direct visualization during tracheostomy tube placement and to poor patient selection. OBJECTIVE: To report the utility of percutaneous dilational tracheostomy with bronchoscopic guidance in 162 critically ill patients. MAIN OUTCOME MEASURES: Mortality rates and complications associated with this technique. RESULTS: Twenty-five patients (15.4%) died while hospitalized. No deaths were related to tracheostomy. There were four (2.5%) major complications: one pneumothorax and three posterior tracheal tears, which healed spontaneously. There were five (3.1%) minor complications: one posterior mucosal disruption, one minor bleeding episode, and three minor episodes of cellulitis. One hundred thirty-seven patients (84.6%) were discharged. Twenty-nine patients (21.2%) were available for follow-up and were experiencing no significant problems or complications following the procedure. Compared with standard open tracheostomy, charges were reduced by $1628.20 per patient ($263,768.40 total savings). CONCLUSIONS: Bedside percutaneous tracheostomy with bronchoscopic guidance is safe and cost-effective. Complications compare favorably with that of open tracheostomy. Major complications should be avoided with continuous bronchoscopic observation during the procedure.

Adult↗

Transcultural nursing: a selective review of the literature, 1985-1991.

This paper reviews selected work, published in nursing journals between 1985 and 1991, on the subject of transcultural nursing. The papers were selected by the use of a computerized literature search at the Royal College of Nursing library, using the keywords transcultural, multicultural, crosscultural and cultural. The benefits and limitations of such an approach will be discussed along with an introduction to transcultural nursing. The journal papers were then reviewed under eight headings, theory and concepts, nurse education, health education and patient teaching, clinical, counselling, sexuality, care of the child and research. Common themes and problems are discussed.

Anthropology, Cultural↗

Influence of concentric resistance training on concentric and eccentric strength.

This study investigated the effects of isokinetic concentric training on isokinetic concentric and eccentric torque outputs. Sixteen female subjects (mean age in years +/- SE = 21 +/- 1) were randomly assigned to either a training or a control group. Concentric and eccentric torques of the right knee extensors were assessed at 1.05rad.s-1 using a KinCom isokinetic dynamometer system. Each test consisted of a set of four maximal concentric and four maximal eccentric contractions of the knee extensors. The peak and average torques for each contraction were calculated using the computer software supplied by the KinCom manufacturer. On a separate day, after abstaining from heavy exercise for at least 12 hours, a single cross-sectional image of the thigh at midfemur was obtained using computer tomography (CT) scanning. From this image, cross-sectional area of the quadriceps femoris group was calculated using the computer software associated with the General Electric 9800 CT Scanning System. Training group subjects trained three days weekly for six weeks on a Cybex II+ isokinetic dynamometer, completing five sets of ten maximal effort knee extensions at an angular velocity of 1.05rad.s-1. Each set of exercise was separated by two minutes of self-selected recovery. Torque outputs were monitored daily to ensure that adequate recovery was provided between sets of exercise, and to document changes in strength as the program progressed. Significant (p less than .01) increases in peak and average concentric torque (11% and 12%, respectively), peak and average eccentric torque (18% and 21%, respectively), and muscle cross-sectional area (3.2%) were observed for training group subjects.(ABSTRACT TRUNCATED AT 250 WORDS)

Adolescent↗