62854-5

LOINC code 62854-5 identifies "PhenX - glycosylated hemoglobin assay reflecting long-term glucose concentration protocol 140901". This protocol provides instructions for drawing, processing and storing blood for the hemoglobin A1c assay according to the National Health and Nutrition Examination Survey (NHANES) methods. Toolkit users are referred to the National Glycohemoglobin Standardization Program for standardized laboratory assays. The Diabetes Working Group notes that that there are now point of care instruments for testing Glycosylated hemoglobin that may provide an alternative to the protocol listed here.

This code measures PhenX - glycosylated hemoglobin assay reflecting long-term glucose concentration protocol 140901 in ^Patient. It belongs to the PANEL.PHENX class in the LOINC classification.

LOINC (Logical Observation Identifiers Names and Codes) is a universal standard for identifying laboratory and clinical observations. It is maintained by the Regenstrief Institute and used worldwide for health data exchange.