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Articles by John W. Severinghaus
Showing articles by "John W. Severinghaus"
Article
January 2006
The trouble with properly describing the oxygen-transport-related quantities
There is widespread confusion concerning the quantities to
be used in the description of the oxygen-transport properties of
human blood [1].
It all began in 1980 with the introduction of a
changed (and wrong) definition of oxygen saturation in a paper on a
new instrument for multicomponent analysis (MCA) of...
Blood gases/acid-base
Quality assurance
Hemoglobins
Article
January 2006
Preventing error in POCT with effective policies and procedures
Effectively written policies and procedures can help
contribute to an error-free POCT program. Sentara Healthcare has
incorporated policy and procedure development into their safety
program. It is coined Focus & Simplify and is about improving
the effectiveness of work processes and procedure
documentation.
Through ...
Point-of-care testing
Preanalytical phase
Article
October 2005
Reducing phlebotomy blood loss in the NICU
Iatrogenic phlebotomy loss resulting
from the intensive clinical monitoring in the weeks
immediately following birth remains the primary
cause of neonatal anemia and the need for
red-blood-cell (RBC) transfusion.
Reducing RBC
transfusion needs in the neonatal intensive care
unit (NICU) requires new approaches for...
Neonatology
Preanalytical phase
Glucose
Lactate
Hemoglobins
Article
July 2005
Capillary blood gas and the big picture
Blood gases are measured from an arterial blood sample to evaluate the respiratory adequacy and oxygen status of the critically ill patient. For the adult patient, the arterial blood is sampled either by arterial puncture or from an indwelling catheter.
In neonates and children, the wish to minimize iatrogenic blood...
Neonatology
Blood gases/acid-base
Preanalytical phase
Glucose
Lactate
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
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
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
January 2005
Twelve keys to effective competency programs
What does it take to ensure an effective competency
program? Acutecaretesting.org asked three point-of-care coordinators (POCC)
with solid programs what makes their competencies work. Their input
resulted in a list of 12 key recommendations.
Process optimization
Point-of-care testing
Quality assurance
Article
January 2005
Tips for developing training materials with the help of vendors
Is it a good idea to rely on vendors to help develop
training materials for point-of-care testing staff? According to
the lab group responsible for point-of-care (POC) testing at the
Malmö University Hospital in Sweden, vendor cooperation can help
you achieve a better result, faster.
However, the better prepared
you ...
Point-of-care testing
Quality assurance
