PerkinElmer launches multiple steroid
diagnostic kit for hormone and endocrine disorders
10 September 2009
PerkinElmer, Inc. has introduced a new Child Health System (CHS)
steroid profiling kit and data suite software. The kit is the first
commercial clinical endocrinology assay that can simultaneously measure
ten different steroids in biological samples.
This advanced measurement methodology is also the first commercial
kit designed for liquid chromatography tandem mass spectrometry
(LC-MS/MS) to accurately measure steroids for diagnosing hormone
imbalances or endocrine diseases in both children and adults.
Tandem mass spectrometry is a highly specific and extremely sensitive
technique used to identify and measure compounds based on their
molecular weight, or mass. It is increasingly being used by clinical
laboratories as a diagnostic technique due to this sensitivity and
specificity as well as its reproducibility. MS/MS is used worldwide in
newborn screening for the simultaneous detection of more than 40
different steroid hormones and metabolites to diagnose and prevent
disease.
Current methods to profile steroids require separate assays to
generate a complete patient profile. The patient and physician often
wait for the return of partial profile results before beginning
subsequent tests, which require additional blood draws and can delay a
definitive diagnosis. Accurate, high throughput, multiplex testing by
MS/MS has the potential to improve and accelerate disease diagnosis for
many patients, given that up to 25% of the population will require
steroid testing for endocrine disorders during their lifetime.
"As the global leader in utilizing tandem mass spectrometry for
newborn screening, deploying our expertise to support childhood and
adult health is a natural next step within our spectrum of care," said
Ann-Christine Sundell, president, Genetic Screening, PerkinElmer. "The
development of our CHS kit demonstrates our commitment to creating
first-in-class scientific solutions for earlier diagnoses that improve
medical outcomes."
Studies have shown that mass spectrometry provides improved
specificity and sensitivity over immunoassays, which is important for
detecting low steroid levels mainly seen in children. The CHS Steroid
assay and its software are designed for clinical laboratories to aid
physicians in obtaining steroid measurements for recognizing and
diagnosing diseases affecting the adrenal glands, ovaries, testes, and
placenta. The test can also be used for both children and adult samples.
PerkinElmer's CHS Steroid Profiling Kit requires a small sample size
of 100ul and provides analyte specific controls and internal standards
plus specialized and qualified calibrators. Because tandem mass
spectrometry generates large amounts of data, PerkinElmer is introducing
labour saving data solutions via the dedicated CHS Data Suite Software
which will enable laboratory researchers to evaluate and easily analyze
patient results. The CHS Steroid Profiling Kit and its software are
expected to be available for sale this fall in countries outside the
United States.
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