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Biomedical subjects

E A Arcuri

Publications and source records attributed to E A Arcuri.

13 recordsLinked to original sources

[The indirect measurement of arterial pressure as a function of cuff width in patients in the immediate preoperative phase, the phase of entry into the operating room and in the postanesthesia phase].

The goal of this study was to compare blood pressure measures using two sizes of cuffs: one standard width (12 cm) and other with correct width that is 0.38 of arm circumference as recommended by American Heart Association. The comparisons were done among surgical patients in mediate perioperative phase, reception area of operation room and postoperative phase during the staying of the patient in the recovery room. The results demonstrated that the arterial blood pressure was hypoestimated by the use of the standard width cuff, reaching values up 30 mmHg in the systolic arterial pressure and 30 mmHg in the diastolic ones.

Adolescent

[Reflections on the nurse's responsibility in administering drugs].

This paper is intended to stress the nurse's responsibility in therapeutic drugs administration, mainly as related to her (or his) Knowledge of the pharmacological principles involved in drugs prescriptions. The Nursing Process regarding drug and client/patient assessment is herein presented as well as some example of nursing diagnosis. Planning and evaluation of nursing actions are also discussed and other issues are stressed that require a high degree of reasoning and research in the field.

Drug Interactions

[An experimental study of the tissue reactions in rats induced by different concentrations of benzathine penicillin G].

The search of scientific answers to problems due to procedures involving professional actions is a permanent challenge to the nurses committed with the improving of nursing care. In face of the intensive muscle soreness provoked by penicillin G benzatin shots, an experimental evaluation of this procedure was carried out in order to observe the influences of concentration and volumes used. This evaluation could give some insights to improve the nursing care, particularly those linked to the manipulation of the penicillin injection. The study was performed in the Faculty of Medicine of the University of São Paulo, in 27 Male Wistar rats. After the injection of the drug or saline solution in the right and left limb, respectively, the animals were sacrificed and the muscles in which the solution were injected were histologically examined. The use of penicillin provoked intensive inflammatory reaction, the peak intensity being attained after 48 hours. A remaining effect lasted about thirty days. The inflammatory reaction was similar for the three concentrations of penicillin. Nevertheless, the present research does not bring data that should modify the current injection procedures.

Animals

Is early diagnosis of hypertension a function of cuff width?

This study followed blood pressure in 11 subjects 5 years after slight or established hypertension had been revealed using a cuff of the correct width (appropriate to arm circumference); at that time, the use of a standard-width cuff (12 cm) had shown a blood pressure within the normal range. For the present study, blood pressure was determined indirectly under very strict conditions so that a faithful comparison between the readings with both cuffs could be achieved. An important underestimate of blood pressure was detected in thin arms when the standard width cuff was used. The present measurements showed a consistent increase in blood pressure with standard-width cuff readings, confirming the hypertension that had been identified using the correct cuff width 5 years previously. These results support our previous hypothesis that early diagnosis of hypertension can be masked by the standard-width cuff, particularly in lean persons.

Adolescent

[The indirect measurement of arterial pressure: a review].

This study deals with the indirect arterial blood pressure measurement, particularly the American Heart Association recommendations for sphygmomanometry References are made regarding the ratio arm circumference/cuff width and the errors caused by inadequate cuff size. Several variables involved in the procedure of arterial blood pressure measurement are discussed.

American Heart Association