American Association for Clinical Chemistry
Improving healthcare through laboratory medicine
NACB Blog
Where Is the Hemoglobin S?

4/2/2013 2:52 PM | Comments (0) Recommend (149)

By William E. Winter, MD; Lindsay Bazydlo, PhD, and Neil S. Harris, MD
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​Case: The patient was an African American woman between the ages of 30 and 40 years. She previously had a gastric bypass and lost weight from 400 lbs to less than 200 lbs. Since that time the patient suffered from multiple episodes of ill defined abdominal pain, vomiting and diarrhea attributed, i...(Read More)
Posted at 4/2/2013 2:52 PM | Tags: Case Study | TDM/Toxicology
Babysoaps and False Positive THC Results in the Nursery

7/10/2012 9:48 AM | Comments (2) Recommend (826)

By Steve Cotten, PhD and Catherine Hammett-Stabler, PhD
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Our lab recently used some nifty sleuthing to discover that soaps used in our newborn nursery were generating false positive THC urine drug screening results.  Newborn drug testing has far-reaching impacts not only in healthcare, but also in the legal domain.  Prenatal drug exposure is considered c...(Read More)
Posted at 7/10/2012 9:48 AM | Tags: Special Populations | TDM/Toxicology
Should Creatinine Standardization Change How Drug Doses Are Calculated?

6/28/2011 8:24 AM | Comments (0) Recommend (1,409)

By Angela M. Ferguson, PhD
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In 2006, the Laboratory Working Group of the National Kidney Disease Education Program (NKDEP) published recommendations to standardize serum creatinine measurements to improve the accuracy of the values reported by clinical laboratories (1).  By the end of 2009, most laboratories were using method...(Read More)
Posted at 6/28/2011 8:24 AM | Tags: Renal/GI/Hepatic | TDM/Toxicology