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Clinical Chemistry

Image: The QP2010 Plus gas chromatography-mass spectrometry analyzer (Photo courtesy of Shimadzu).

Breath Analysis Aims To Reduce Unnecessary Antibiotic Prescriptions

A number of multiresistant pathogens including Acinetobacter baumannii place a heavy burden on ventilator-associated pneumonia (VAP) patients in intensive care units (ICU), and it is critically important to differentiate between bacterial infection and colonization to avoid prescribing unnecessary antibiotics. More...
23 Jun 2016
Image: Scientists have discovered a simple test that may someday help diagnose lung cancer earlier by analyzing exhaled breath (Photo courtesy of the University of Louisville).

Breath Test May Improve Lung Cancer Screening and Monitoring

Researchers have found that a biomarkers signature of four volatile organic compounds (VOCs) in breath facilitates earlier diagnosis of lung cancer and simple non-invasive monitoring of treatment effectiveness. More...
20 Jun 2016
Image: A photomicrograph showing hypertrophic decidual vasculopathy, a finding seen in gestational hypertension and preeclampsia (Photo courtesy of Nephron).

Additional Hormone Measurement Reveals High Risk Of Preeclampsia

An additional blood test for pregnant women accurately predicts which women with high thyroid function are at risk of developing preeclampsia. The findings may help identify high-risk pregnant women and potentially avoid unnecessary treatment that carries the risk of fetal abnormalities. More...
16 Jun 2016
Image: The Model 2020 Multi-Sample Osmometer (Photo courtesy of Advanced Instruments).

Urine Tests For Dehydrated Older Adults Questioned

Water-loss dehydration happens when people do not drink enough fluid and urine tests are widely used by doctors, nurses and other health professionals to screen for water-loss dehydration among older people. More...
16 Jun 2016
Image: The new Minicare I-20 handheld device detects proteins in the blood stream following a heart attack, providing results in just 10 minutes (Photo courtesy of Philips Healthcare).

Handheld Device Detects Heart Attacks

A new handheld blood test device is able to rapidly diagnosis heart attacks at the point of care, and has been specifically designed for use in emergency departments to dramatically reduce the time physicians take to diagnose heart attacks. More...
15 Jun 2016
Image: The AbsoluteIDQ p180 Kit for Metabolic Phenotyping (Photo courtesy of Biocrates Life Sciences).

Blood Metabolites Tests Helps Tailor Cancer Treatment

As a minimally invasive assessment, plasma metabolomic analysis has the potential to complement direct tumoral measurements and, particularly where cancer biopsies are unavailable, and can report on the integrated output of multiple systems including sites of disease. More...
15 Jun 2016
Image: The Agilent 1100 high performance liquid chromatography-mass spectrometry system (Photo courtesy of Dr. Koli Taghizadeh).

Urinary Biomarkers Diagnose Preeclampsia

Preeclampsia is a multisystem disorder that occurs in the second half of pregnancy and is characterized by high blood pressure and proteinuria, which is a significant increase in the normal level of protein in the urine. More...
14 Jun 2016


The Clinical Chemistry channel updates the reader on tests, techniques, and research in the field - from routine assays to specialized tests on blood, urine, enzymes, lipids, hormones and more.
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