Every clinician knows the moment: a patient messages in a panic because their hemoglobin is 11.9 instead of 12.0, or their mean platelet volume (MPV) is 7.4 instead of 7.5. The value is barely outside ...

After the first 6 months of disease-modifying antirheumatic drugs (DMARDs) use in patients with rheumatoid arthritis (RA), most very abnormal results newly seen in long-term routine laboratory ...

When it comes to lab tests, interpreting the clinical importance of an out-of-range result depends on how much experience a physician has, suggests research from the Johns Hopkins Children’s Center.