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Articles by H. J. C. Souza
Showing articles by "H. J. C. Souza"
Article
July 2005
Neonatal capillary blood sampling
Capillary blood sampling via a heel lance is the most common procedure performed in hospitalized neonates. Adequate training and supervision of the personnel performing the procedure is necessary to prevent/minimize inadequate sampling volumes, false laboratory results and complications such as pain. Efforts should be ...
Preanalytical phase
Neonatology
Glucose
Lactate
Article
June 2005
Hemoglobin and its measurement
Methods for the measurement of hemoglobin (Hb) were first
developed well over a century ago, so that hemoglobin was among the
first diagnostic blood tests available to clinicians during the
first decades of the 20th century when laboratory medicine was in
its infancy.
Today it is the most frequently requested blood...
Preanalytical phase
Article
June 2005
Activity-based costing: selecting the right equipment for POC
As point-of-care testing (POCT) becomes more popular in
healthcare institutions because of its ability to deliver
high-quality results at the bedside, point-of-care coordinators
(POCCs) are becoming increasingly tasked with controlling costs.
To
deal with this responsibility, POCCs often turn to equipment to
solve...
Point-of-care testing
Article
June 2005
Arterial blood collection - part 1 of 2
The collection of arterial specimens with glass syringes
and immediate storage in iced water was the accepted industry
standard for many years. Practice has changed over the past several
years to blood gas sample collection in plastic syringes, likely
due to the cost, safety and convenience of plastic.
This change
...
Quality assurance
Blood gases/acid-base
Hemoglobins
Article
June 2005
Reducing sharps injury risk in intensive care
Five years of data on percutaneous injuries (PIs) from the EPINet multi-hospital sharps injury database at the University of Virginia were analyzed to understand exposure risks faced by personnel in intensive care/critical care settings.
Of 687 PIs in intensive care units (ICUs), nurses had the highest proportion of...
Quality assurance
Blood gases/acid-base
Preanalytical phase
Article
May 2005
Patient safety: Find the error behind the error
Lately, everybody seems to be talking about reducing
testing errors and improving patient safety. But where do you
begin?
The answer may be to look beyond the error itself and
instead focus on what is causing it. Michael Astion, Associate
Professor, Director of the University of Washington’s Reference
Laboratory...
Information management
Point-of-care testing
Process optimization
Article
April 2005
POCT data mining – an introduction
Point-of-care testing (POCT) results, like other forms
of laboratory data, hold potential hidden information that can be
utilized to improve patient care.
The technique of extracting
useful information from vast amounts of data is termed “data
mining”. Technological solutions are now available to meet the
challenges ...
Point-of-care testing
Information management
Preanalytical phase
Process optimization
Glucose
Creatinine/urea
Hemoglobins
Article
April 2005
Transcutaneous monitoring in continuous use
The University College London Hospitals (UCLH) is one of the largest NHS trusts in England. The Elizabeth Garrett Anderson and Obstetric Hospital houses the Trust's gynecology, obstetric and neonatal services.
At the neonatal unit, blood gas monitoring has historically been done by a combination of blood gas...
Neonatology
Article
April 2005
Management of neonatal hyperbilirubinemia
Supported by Pennsylvania Hospital Kernicterus Fund and the Eglin Fund
In the late 1980s, the question whether bilirubin damaged the brain of healthy infants was unanswered. The absence of documented evidence influenced the formulation of the 1994 consensus-based guidelines...
Neonatology
Bilirubin
Article
April 2005
Specimen mislabeling: A significant and costly cause of potentially serious medical errors
Preanalytical errors are a significant source of medical
errors that can jeopardize patient safety. Proper specimen labeling
practices are critical components of effective and accurate patient
identification.
These variables are now considered part of the
preexamination process in the newest CLSI quality system...
Process optimization
Preanalytical phase
